FOCUS Report
CALIDAD DEL AGUA CONFORME A PARÁMETROS FÍSICOS, QUÍMICOS Y BIOLÓGICOS |
|
Año |
Nombre del cuerpo de agua |
1990 |
Lago Catemaco |
Amonio (NH4), (mg N/l) |
nd |
|
|
Coliformes fecales, (NMP/100 ml) |
300,000.00 |
|
|
DBO (20°C 5d), (mg O2/l) |
3.49 |
|
|
DQO (K2Cr2O7), (mg O2/l) |
22.50 |
|
|
Nitratos (NO3), (mg N/l) |
.08 |
|
|
Ortofosfatos, (mg/l) |
nd |
|
|
Oxígeno disuelto, (mg O2/l) |
7.52 |
|
|
Sólidos disueltos, (mg/l) |
nd |
|
|
Sólidos suspendidos, (mg/l) |
9.00 |
|
|
pH (en laboratorio) |
7.67 |
|
|
Conductividad específica, (µmhos/cm) |
301.00 |
|
|
Temperatura, (°C) |
26.14 |
|
Lago Chairel |
Amonio (NH4), (mg N/l) |
.12 |
|
|
Coliformes fecales, (NMP/100 ml) |
81,200.00 |
|
|
DBO (20°C 5d), (mg O2/l) |
1.39 |
|
|
DQO (K2Cr2O7), (mg O2/l) |
15.16 |
|
|
Nitratos (NO3), (mg N/l) |
nd |
|
|
Ortofosfatos, (mg/l) |
.04 |
|
|
Oxígeno disuelto, (mg O2/l) |
5.38 |
|
|
Sólidos disueltos, (mg/l) |
619.00 |
|
|
Sólidos suspendidos, (mg/l) |
26.00 |
|
|
pH (en laboratorio) |
8.00 |
|
|
Conductividad específica, (µmhos/cm) |
924.00 |
|
|
Temperatura, (°C) |
26.90 |
|
Lago Chapala |
Amonio (NH4), (mg N/l) |
.41 |
|
|
Coliformes fecales, (NMP/100 ml) |
nd |
|
|
DBO (20°C 5d), (mg O2/l) |
1.71 |
|
|
DQO (K2Cr2O7), (mg O2/l) |
30.00 |
|
|
Nitratos (NO3), (mg N/l) |
.15 |
|
|
Ortofosfatos, (mg/l) |
.24 |
|
|
Oxígeno disuelto, (mg O2/l) |
7.60 |
|
|
Sólidos disueltos, (mg/l) |
662.00 |
|
|
Sólidos suspendidos, (mg/l) |
52.00 |
|
|
pH (en laboratorio) |
8.92 |
|
|
Conductividad específica, (µmhos/cm) |
1,024.00 |
|
|
Temperatura, (°C) |
26.15 |
|
Lago Patzcuaro |
Amonio (NH4), (mg N/l) |
nd |
|
|
Coliformes fecales, (NMP/100 ml) |
46,000,000.00 |
|
|
DBO (20°C 5d), (mg O2/l) |
10.18 |
|
|
DQO (K2Cr2O7), (mg O2/l) |
nd |
|
|
Nitratos (NO3), (mg N/l) |
nd |
|
|
Ortofosfatos, (mg/l) |
nd |
|
|
Oxígeno disuelto, (mg O2/l) |
4.94 |
|
|
Sólidos disueltos, (mg/l) |
nd |
|
|
Sólidos suspendidos, (mg/l) |
nd |
|
|
pH (en laboratorio) |
8.70 |
|
|
Conductividad específica, (µmhos/cm) |
604.00 |
|
|
Temperatura, (°C) |
19.20 |
|
Lago El Rodeo |
Amonio (NH4), (mg N/l) |
.05 |
|
|
Coliformes fecales, (NMP/100 ml) |
34,500.00 |
|
|
DBO (20°C 5d), (mg O2/l) |
3.00 |
|
|
DQO (K2Cr2O7), (mg O2/l) |
17.60 |
|
|
Nitratos (NO3), (mg N/l) |
.28 |
|
|
Ortofosfatos, (mg/l) |
nd |
|
|
Oxígeno disuelto, (mg O2/l) |
6.56 |
|
|
Sólidos disueltos, (mg/l) |
478.00 |
|
|
Sólidos suspendidos, (mg/l) |
23.00 |
|
|
pH (en laboratorio) |
8.22 |
|
|
Conductividad específica, (µmhos/cm) |
171.00 |
|
|
Temperatura, (°C) |
27.00 |
|
Río Balsas |
Amonio (NH4), (mg N/l) |
nd |
|
|
Coliformes fecales, (NMP/100 ml) |
nd |
|
|
DBO (20°C 5d), (mg O2/l) |
1.74 |
|
|
DQO (K2Cr2O7), (mg O2/l) |
10.40 |
|
|
Nitratos (NO3), (mg N/l) |
nd |
|
|
Ortofosfatos, (mg/l) |
.06 |
|
|
Oxígeno disuelto, (mg O2/l) |
6.38 |
|
|
Sólidos disueltos, (mg/l) |
nd |
|
|
Sólidos suspendidos, (mg/l) |
nd |
|
|
pH (en laboratorio) |
nd |
|
|
Conductividad específica, (µmhos/cm) |
234.00 |
|
|
Temperatura, (°C) |
29.30 |
|
Río Bravo |
Amonio (NH4), (mg N/l) |
.60 |
|
|
Coliformes fecales, (NMP/100 ml) |
nd |
|
|
DBO (20°C 5d), (mg O2/l) |
3.55 |
|
|
DQO (K2Cr2O7), (mg O2/l) |
52.00 |
|
|
Nitratos (NO3), (mg N/l) |
.17 |
|
|
Ortofosfatos, (mg/l) |
nd |
|
|
Oxígeno disuelto, (mg O2/l) |
7.04 |
|
|
Sólidos disueltos, (mg/l) |
939.00 |
|
|
Sólidos suspendidos, (mg/l) |
65.00 |
|
|
pH (en laboratorio) |
7.60 |
|
|
Conductividad específica, (µmhos/cm) |
1,446.00 |
|
|
Temperatura, (°C) |
23.80 |
|
Río Colorado |
Amonio (NH4), (mg N/l) |
.16 |
|
|
Coliformes fecales, (NMP/100 ml) |
200.00 |
|
|
DBO (20°C 5d), (mg O2/l) |
1.81 |
|
|
DQO (K2Cr2O7), (mg O2/l) |
18.40 |
|
|
Nitratos (NO3), (mg N/l) |
nd |
|
|
Ortofosfatos, (mg/l) |
.62 |
|
|
Oxígeno disuelto, (mg O2/l) |
8.94 |
|
|
Sólidos disueltos, (mg/l) |
nd |
|
|
Sólidos suspendidos, (mg/l) |
20.00 |
|
|
pH (en laboratorio) |
7.80 |
|
|
Conductividad específica, (µmhos/cm) |
1,469.00 |
|
|
Temperatura, (°C) |
23.10 |
|
Río Grijalva |
Amonio (NH4), (mg N/l) |
.02 |
|
|
Coliformes fecales, (NMP/100 ml) |
1,810.00 |
|
|
DBO (20°C 5d), (mg O2/l) |
2.15 |
|
|
DQO (K2Cr2O7), (mg O2/l) |
29.10 |
|
|
Nitratos (NO3), (mg N/l) |
.20 |
|
|
Ortofosfatos, (mg/l) |
.28 |
|
|
Oxígeno disuelto, (mg O2/l) |
6.41 |
|
|
Sólidos disueltos, (mg/l) |
nd |
|
|
Sólidos suspendidos, (mg/l) |
45.50 |
|
|
pH (en laboratorio) |
7.10 |
|
|
Conductividad específica, (µmhos/cm) |
1,251.00 |
|
|
Temperatura, (°C) |
27.00 |
|
Río Lerma |
Amonio (NH4), (mg N/l) |
nd |
|
|
Coliformes fecales, (NMP/100 ml) |
nd |
|
|
DBO (20°C 5d), (mg O2/l) |
13.50 |
|
|
DQO (K2Cr2O7), (mg O2/l) |
nd |
|
|
Nitratos (NO3), (mg N/l) |
.44 |
|
|
Ortofosfatos, (mg/l) |
nd |
|
|
Oxígeno disuelto, (mg O2/l) |
2.40 |
|
|
Sólidos disueltos, (mg/l) |
nd |
|
|
Sólidos suspendidos, (mg/l) |
nd |
|
|
pH (en laboratorio) |
7.80 |
|
|
Conductividad específica, (µmhos/cm) |
817.00 |
|
| Temperatura, (°C) | 20.30 | | Río Pánuco | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 81.00 | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | 17.00 | | | Nitratos (NO3), (mg N/l) | .10 | | | Ortofosfatos, (mg/l) | .05 | | | Oxígeno disuelto, (mg O2/l) | 5.40 | | | Sólidos disueltos, (mg/l) | 619.00 | | | Sólidos suspendidos, (mg/l) | 26.40 | | | pH (en laboratorio) | 8.30 | | | Conductividad específica, (µmhos/cm) | 766.00 | | | Temperatura, (°C) | 27.40 | | Río Papaloapan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 14,200.00 | | | DBO (20°C 5d), (mg O2/l) | 1.50 | | | DQO (K2Cr2O7), (mg O2/l) | 23.60 | | | Nitratos (NO3), (mg N/l) | .09 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.34 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 13.00 | | | pH (en laboratorio) | 7.50 | | | Conductividad específica, (µmhos/cm) | 200.00 | | | Temperatura, (°C) | 24.50 | | Río San Juan | Amonio (NH4), (mg N/l) | .45 | | | Coliformes fecales, (NMP/100 ml) | 525.00 | | | DBO (20°C 5d), (mg O2/l) | 3.66 | | | DQO (K2Cr2O7), (mg O2/l) | 42.00 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.83 | | | Sólidos disueltos, (mg/l) | 1,589.00 | | | Sólidos suspendidos, (mg/l) | 27.60 | | | pH (en laboratorio) | 7.80 | | | Conductividad específica, (µmhos/cm) | 1,595.00 | | | Temperatura, (°C) | 25.40 | | Río Tula | Amonio (NH4), (mg N/l) | .06 | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | 40.70 | | | DQO (K2Cr2O7), (mg O2/l) | 85.50 | | | Nitratos (NO3), (mg N/l) | 4.41 | | | Ortofosfatos, (mg/l) | 1.04 | | | Oxígeno disuelto, (mg O2/l) | 4.77 | | | Sólidos disueltos, (mg/l) | 1,581.00 | | | Sólidos suspendidos, (mg/l) | 37.30 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 1,404.00 | | | Temperatura, (°C) | 23.00 | | Río Jamapa | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 2,515.00 | | | DBO (20°C 5d), (mg O2/l) | 1.23 | | | DQO (K2Cr2O7), (mg O2/l) | 13.00 | | | Nitratos (NO3), (mg N/l) | .41 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.36 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 22.00 | | | pH (en laboratorio) | 7.70 | | | Conductividad específica, (µmhos/cm) | 294.00 | | | Temperatura, (°C) | 25.50 | 1991 | Lago Almoloya | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 160,000,000.00 | | | DBO (20°C 5d), (mg O2/l) | 103.30 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | .12 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | nd | | | Temperatura, (°C) | nd | | Lago Catemaco | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 9,000,000.00 | | | DBO (20°C 5d), (mg O2/l) | 4.30 | | | DQO (K2Cr2O7), (mg O2/l) | 23.50 | | | Nitratos (NO3), (mg N/l) | .09 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.98 | | | Sólidos disueltos, (mg/l) | 232.00 | | | Sólidos suspendidos, (mg/l) | 15.00 | | | pH (en laboratorio) | 7.83 | | | Conductividad específica, (µmhos/cm) | 139.00 | | | Temperatura, (°C) | 27.10 | | Lago Chairel | Amonio (NH4), (mg N/l) | .12 | | | Coliformes fecales, (NMP/100 ml) | 63,200.00 | | | DBO (20°C 5d), (mg O2/l) | 1.16 | | | DQO (K2Cr2O7), (mg O2/l) | 21.80 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .04 | | | Oxígeno disuelto, (mg O2/l) | 4.21 | | | Sólidos disueltos, (mg/l) | 598.00 | | | Sólidos suspendidos, (mg/l) | 20.00 | | | pH (en laboratorio) | 7.70 | | | Conductividad específica, (µmhos/cm) | 936.00 | | | Temperatura, (°C) | 24.70 | | Lago Chapala | Amonio (NH4), (mg N/l) | .32 | | | Coliformes fecales, (NMP/100 ml) | 435,000.00 | | | DBO (20°C 5d), (mg O2/l) | 1.23 | | | DQO (K2Cr2O7), (mg O2/l) | 31.61 | | | Nitratos (NO3), (mg N/l) | .36 | | | Ortofosfatos, (mg/l) | .28 | | | Oxígeno disuelto, (mg O2/l) | 7.18 | | | Sólidos disueltos, (mg/l) | 850.00 | | | Sólidos suspendidos, (mg/l) | 40.00 | | | pH (en laboratorio) | 8.59 | | | Conductividad específica, (µmhos/cm) | 885.00 | | | Temperatura, (°C) | 23.10 | | Lago Patzcuaro | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 810,000.00 | | | DBO (20°C 5d), (mg O2/l) | 5.41 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.00 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 8.30 | | | Conductividad específica, (µmhos/cm) | 709.00 | | | Temperatura, (°C) | 19.70 | | Lago El Rodeo | Amonio (NH4), (mg N/l) | .05 | | | Coliformes fecales, (NMP/100 ml) | 4,200,000.00 | | | DBO (20°C 5d), (mg O2/l) | 3.01 | | | DQO (K2Cr2O7), (mg O2/l) | 14.09 | | | Nitratos (NO3), (mg N/l) | .30 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.63 | | | Sólidos disueltos, (mg/l) | 172.00 | | | Sólidos suspendidos, (mg/l) | 23.00 | | | pH (en laboratorio) | 8.10 | | | Conductividad específica, (µmhos/cm) | 172.00 | | | Temperatura, (°C) | 27.25 | | Río Balsas | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | 1.70 | | | DQO (K2Cr2O7), (mg O2/l) | 5.10 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .07 | | | Oxígeno disuelto, (mg O2/l) | 6.26 | | | Sólidos disueltos, (mg/l) | 128.00 | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | 260.00 | | | Temperatura, (°C) | 27.70 | | Río Bravo | Amonio (NH4), (mg N/l) | 1.57 | | | Coliformes fecales, (NMP/100 ml) | 1,470.00 | | | DBO (20°C 5d), (mg O2/l) | 3.19 | | | DQO (K2Cr2O7), (mg O2/l) | 33.00 | | | Nitratos (NO3), (mg N/l) | .34 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 8.11 | | | Sólidos disueltos, (mg/l) | 808.00 | | | Sólidos suspendidos, (mg/l) | 138.00 | | | pH (en laboratorio) | 7.80 | | | Conductividad específica, (µmhos/cm) | 1,136.00 | | | Temperatura, (°C) | 23.10 | | Río Colorado | Amonio (NH4), (mg N/l) | .11 | | | Coliformes fecales, (NMP/100 ml) | 5.00 | | | DBO (20°C 5d), (mg O2/l) | 1.25 | | | DQO (K2Cr2O7), (mg O2/l) | 14.80 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .02 | | | Oxígeno disuelto, (mg O2/l) | 8.40 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 16.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 1,303.00 | | | Temperatura, (°C) | 21.00 | | Río Grijalva | Amonio (NH4), (mg N/l) | .00 | | | Coliformes fecales, (NMP/100 ml) | 5,650.00 | | | DBO (20°C 5d), (mg O2/l) | 2.25 | | | DQO (K2Cr2O7), (mg O2/l) | 40.50 | | | Nitratos (NO3), (mg N/l) | .42 | | | Ortofosfatos, (mg/l) | .03 | | | Oxígeno disuelto, (mg O2/l) | 7.40 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 51.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 2,810.00 | | | Temperatura, (°C) | 28.20 | | Río Lerma | Amonio (NH4), (mg N/l) | .39 | | | Coliformes fecales, (NMP/100 ml) | 2,000.00 | | | DBO (20°C 5d), (mg O2/l) | 2.90 | | | DQO (K2Cr2O7), (mg O2/l) | 35.00 | | | Nitratos (NO3), (mg N/l) | .55 | | | Ortofosfatos, (mg/l) | .39 | | | Oxígeno disuelto, (mg O2/l) | 4.35 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 275.00 | | | Temperatura, (°C) | 21.00 | | Río Pánuco | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 286.00 | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | 21.80 | | | Nitratos (NO3), (mg N/l) | .12 | | | Ortofosfatos, (mg/l) | .04 | | | Oxígeno disuelto, (mg O2/l) | 4.20 | | | Sólidos disueltos, (mg/l) | 599.00 | | | Sólidos suspendidos, (mg/l) | 20.20 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 754.00 | | | Temperatura, (°C) | 26.20 | | Río Papaloapan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 42,100.00 | | | DBO (20°C 5d), (mg O2/l) | 2.83 | | | DQO (K2Cr2O7), (mg O2/l) | 11.20 | | | Nitratos (NO3), (mg N/l) | .19 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.15 | | | Sólidos disueltos, (mg/l) | 128.00 | | | Sólidos suspendidos, (mg/l) | 26.00 | | | pH (en laboratorio) | 7.60 | | | Conductividad específica, (µmhos/cm) | 228.00 | | | Temperatura, (°C) | 26.30 | | Río San Juan | Amonio (NH4), (mg N/l) | .32 | | | Coliformes fecales, (NMP/100 ml) | 2,030.00 | | | DBO (20°C 5d), (mg O2/l) | 3.93 | | | DQO (K2Cr2O7), (mg O2/l) | 33.00 | | | Nitratos (NO3), (mg N/l) | .26 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 8.38 | | | Sólidos disueltos, (mg/l) | 1,195.00 | | | Sólidos suspendidos, (mg/l) | 266.00 | | | pH (en laboratorio) | 8.20 | | | Conductividad específica, (µmhos/cm) | 1,800.00 | | | Temperatura, (°C) | 27.30 | | Río Tula | Amonio (NH4), (mg N/l) | 1.39 | | | Coliformes fecales, (NMP/100 ml) | 1,000,000.00 | | | DBO (20°C 5d), (mg O2/l) | 47.30 | | | DQO (K2Cr2O7), (mg O2/l) | 64.90 | | | Nitratos (NO3), (mg N/l) | 3.02 | | | Ortofosfatos, (mg/l) | .92 | | | Oxígeno disuelto, (mg O2/l) | 4.39 | | | Sólidos disueltos, (mg/l) | 1,033.00 | | | Sólidos suspendidos, (mg/l) | 37.30 | | | pH (en laboratorio) | 7.70 | | | Conductividad específica, (µmhos/cm) | 1,232.00 | | | Temperatura, (°C) | 17.50 | | Río Jamapa | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 28,200.00 | | | DBO (20°C 5d), (mg O2/l) | 1.99 | | | DQO (K2Cr2O7), (mg O2/l) | 61.90 | | | Nitratos (NO3), (mg N/l) | .75 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.41 | | | Sólidos disueltos, (mg/l) | 298.00 | | | Sólidos suspendidos, (mg/l) | 38.80 | | | pH (en laboratorio) | 7.40 | | | Conductividad específica, (µmhos/cm) | 284.00 | | | Temperatura, (°C) | 26.60 | 1992 | Lago Almoloya | Amonio (NH4), (mg N/l) | 1.71 | | | Coliformes fecales, (NMP/100 ml) | 4,900,000.00 | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | 92.30 | | | Nitratos (NO3), (mg N/l) | .19 | | | Ortofosfatos, (mg/l) | 2.73 | | | Oxígeno disuelto, (mg O2/l) | .81 | | | Sólidos disueltos, (mg/l) | 523.00 | | | Sólidos suspendidos, (mg/l) | 15.50 | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | nd | | | Temperatura, (°C) | nd | | Lago Catemaco | Amonio (NH4), (mg N/l) | .05 | | | Coliformes fecales, (NMP/100 ml) | 1,200,000.00 | | | DBO (20°C 5d), (mg O2/l) | 2.88 | | | DQO (K2Cr2O7), (mg O2/l) | 43.55 | | | Nitratos (NO3), (mg N/l) | .05 | | | Ortofosfatos, (mg/l) | .02 | | | Oxígeno disuelto, (mg O2/l) | 7.88 | | | Sólidos disueltos, (mg/l) | 73.00 | | | Sólidos suspendidos, (mg/l) | 9.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 152.00 | | | Temperatura, (°C) | 25.30 | | Lago Chairel | Amonio (NH4), (mg N/l) | .26 | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | .72 | | | DQO (K2Cr2O7), (mg O2/l) | 19.20 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .01 | | | Oxígeno disuelto, (mg O2/l) | 4.25 | | | Sólidos disueltos, (mg/l) | 556.00 | | | Sólidos suspendidos, (mg/l) | 31.00 | | | pH (en laboratorio) | 7.90 | | | Conductividad específica, (µmhos/cm) | 701.00 | | | Temperatura, (°C) | 29.50 | | Lago Chapala | Amonio (NH4), (mg N/l) | .33 | | | Coliformes fecales, (NMP/100 ml) | 52,800,000.00 | | | DBO (20°C 5d), (mg O2/l) | 1.22 | | | DQO (K2Cr2O7), (mg O2/l) | 41.29 | | | Nitratos (NO3), (mg N/l) | .18 | | | Ortofosfatos, (mg/l) | .27 | | | Oxígeno disuelto, (mg O2/l) | 7.45 | | | Sólidos disueltos, (mg/l) | 613.00 | | | Sólidos suspendidos, (mg/l) | 37.00 | | | pH (en laboratorio) | 7.59 | | | Conductividad específica, (µmhos/cm) | 673.00 | | | Temperatura, (°C) | 22.40 | | Lago Patzcuaro | Amonio (NH4), (mg N/l) | .05 | | | Coliformes fecales, (NMP/100 ml) | 7,700,000.00 | | | DBO (20°C 5d), (mg O2/l) | 6.29 | | | DQO (K2Cr2O7), (mg O2/l) | 49.47 | | | Nitratos (NO3), (mg N/l) | .16 | | | Ortofosfatos, (mg/l) | .30 | | | Oxígeno disuelto, (mg O2/l) | 5.53 | | | Sólidos disueltos, (mg/l) | 295.00 | | | Sólidos suspendidos, (mg/l) | 66.00 | | | pH (en laboratorio) | 8.40 | | | Conductividad específica, (µmhos/cm) | 581.00 | | | Temperatura, (°C) | 21.30 | | Lago El Rodeo | Amonio (NH4), (mg N/l) | .08 | | | Coliformes fecales, (NMP/100 ml) | 840,000.00 | | | DBO (20°C 5d), (mg O2/l) | 3.35 | | | DQO (K2Cr2O7), (mg O2/l) | 16.20 | | | Nitratos (NO3), (mg N/l) | .12 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.68 | | | Sólidos disueltos, (mg/l) | 190.40 | | | Sólidos suspendidos, (mg/l) | 31.00 | | | pH (en laboratorio) | 8.20 | | | Conductividad específica, (µmhos/cm) | 158.00 | | | Temperatura, (°C) | 27.70 | | Río Balsas | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | 3.40 | | | DQO (K2Cr2O7), (mg O2/l) | 25.80 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .06 | | | Oxígeno disuelto, (mg O2/l) | 7.00 | | | Sólidos disueltos, (mg/l) | 74.00 | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | nd | | | Temperatura, (°C) | 26.70 | | Río Bravo | Amonio (NH4), (mg N/l) | .43 | | | Coliformes fecales, (NMP/100 ml) | 493.00 | | | DBO (20°C 5d), (mg O2/l) | 3.10 | | | DQO (K2Cr2O7), (mg O2/l) | 76.00 | | | Nitratos (NO3), (mg N/l) | .22 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 8.25 | | | Sólidos disueltos, (mg/l) | 865.00 | | | Sólidos suspendidos, (mg/l) | 100.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 1,197.00 | | | Temperatura, (°C) | 24.00 | | Río Colorado | Amonio (NH4), (mg N/l) | .10 | | | Coliformes fecales, (NMP/100 ml) | 1,300.00 | | | DBO (20°C 5d), (mg O2/l) | 2.16 | | | DQO (K2Cr2O7), (mg O2/l) | 17.80 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .04 | | | Oxígeno disuelto, (mg O2/l) | 8.26 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 54.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 1,162.00 | | | Temperatura, (°C) | 22.70 | | Río Grijalva | Amonio (NH4), (mg N/l) | .00 | | | Coliformes fecales, (NMP/100 ml) | 2,100.00 | | | DBO (20°C 5d), (mg O2/l) | 3.00 | | | DQO (K2Cr2O7), (mg O2/l) | 45.20 | | | Nitratos (NO3), (mg N/l) | .11 | | | Ortofosfatos, (mg/l) | .03 | | | Oxígeno disuelto, (mg O2/l) | 6.00 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 72.80 | | | pH (en laboratorio) | 7.70 | | | Conductividad específica, (µmhos/cm) | 1,678.00 | | | Temperatura, (°C) | 26.80 | | Río Lerma | Amonio (NH4), (mg N/l) | .59 | | | Coliformes fecales, (NMP/100 ml) | 4,700.00 | | | DBO (20°C 5d), (mg O2/l) | 15.30 | | | DQO (K2Cr2O7), (mg O2/l) | 63.30 | | | Nitratos (NO3), (mg N/l) | 1.17 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 3.17 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 547.00 | | | Temperatura, (°C) | 22.50 | | Río Pánuco | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 63.20 | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | 19.10 | | | Nitratos (NO3), (mg N/l) | .27 | | | Ortofosfatos, (mg/l) | .02 | | | Oxígeno disuelto, (mg O2/l) | 4.30 | | | Sólidos disueltos, (mg/l) | 456.00 | | | Sólidos suspendidos, (mg/l) | 31.20 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 418.00 | | | Temperatura, (°C) | 25.70 | | Río Papaloapan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 16,200.00 | | | DBO (20°C 5d), (mg O2/l) | 2.97 | | | DQO (K2Cr2O7), (mg O2/l) | 48.10 | | | Nitratos (NO3), (mg N/l) | .10 | | | Ortofosfatos, (mg/l) | .02 | | | Oxígeno disuelto, (mg O2/l) | 5.87 | | | Sólidos disueltos, (mg/l) | 150.00 | | | Sólidos suspendidos, (mg/l) | 20.50 | | | pH (en laboratorio) | 7.70 | | | Conductividad específica, (µmhos/cm) | 202.00 | | | Temperatura, (°C) | 24.40 | | Río San Juan | Amonio (NH4), (mg N/l) | .24 | | | Coliformes fecales, (NMP/100 ml) | 12,000.00 | | | DBO (20°C 5d), (mg O2/l) | 47.00 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.43 | | | Sólidos disueltos, (mg/l) | 564.50 | | | Sólidos suspendidos, (mg/l) | 206.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 862.00 | | | Temperatura, (°C) | 25.00 | | Río Tula | Amonio (NH4), (mg N/l) | 3.18 | | | Coliformes fecales, (NMP/100 ml) | 129,000.00 | | | DBO (20°C 5d), (mg O2/l) | 64.30 | | | DQO (K2Cr2O7), (mg O2/l) | 78.00 | | | Nitratos (NO3), (mg N/l) | 4.44 | | | Ortofosfatos, (mg/l) | 1.32 | | | Oxígeno disuelto, (mg O2/l) | 5.52 | | | Sólidos disueltos, (mg/l) | 900.00 | | | Sólidos suspendidos, (mg/l) | 67.20 | | | pH (en laboratorio) | 8.10 | | | Conductividad específica, (µmhos/cm) | 1,271.00 | | | Temperatura, (°C) | 20.00 | | Río Jamapa | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 25,200.00 | | | DBO (20°C 5d), (mg O2/l) | 1.70 | | | DQO (K2Cr2O7), (mg O2/l) | 22.20 | | | Nitratos (NO3), (mg N/l) | .40 | | | Ortofosfatos, (mg/l) | .10 | | | Oxígeno disuelto, (mg O2/l) | 6.08 | | | Sólidos disueltos, (mg/l) | 169.00 | | | Sólidos suspendidos, (mg/l) | 16.90 | | | pH (en laboratorio) | 7.60 | | | Conductividad específica, (µmhos/cm) | 266.00 | | | Temperatura, (°C) | 25.60 | 1993 | Lago Catemaco | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | nd | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 8.22 | | | Conductividad específica, (µmhos/cm) | 170.00 | | | Temperatura, (°C) | 28.40 | | Lago Chairel | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | nd | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 7.90 | | | Conductividad específica, (µmhos/cm) | 923.00 | | | Temperatura, (°C) | 27.70 | | Lago Patzcuaro | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | nd | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 612.00 | | | Temperatura, (°C) | 19.30 | | Lago El Rodeo | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | nd | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 140.00 | | | Temperatura, (°C) | 27.30 | | Río Balsas | Amonio (NH4), (mg N/l) | .20 | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .07 | | | Oxígeno disuelto, (mg O2/l) | 5.97 | | | Sólidos disueltos, (mg/l) | 174.00 | | | Sólidos suspendidos, (mg/l) | 48.00 | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | 226.00 | | | Temperatura, (°C) | 26.70 | | Río Bravo | Amonio (NH4), (mg N/l) | .65 | | | Coliformes fecales, (NMP/100 ml) | 691.00 | | | DBO (20°C 5d), (mg O2/l) | 3.58 | | | DQO (K2Cr2O7), (mg O2/l) | 34.00 | | | Nitratos (NO3), (mg N/l) | .16 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 8.55 | | | Sólidos disueltos, (mg/l) | 950.00 | | | Sólidos suspendidos, (mg/l) | 59.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 1,267.00 | | | Temperatura, (°C) | 24.70 | | Río Colorado | Amonio (NH4), (mg N/l) | .21 | | | Coliformes fecales, (NMP/100 ml) | 2,300.00 | | | DBO (20°C 5d), (mg O2/l) | 2.78 | | | DQO (K2Cr2O7), (mg O2/l) | 36.80 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .08 | | | Oxígeno disuelto, (mg O2/l) | 8.05 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 840.00 | | | Temperatura, (°C) | 23.50 | | Río Grijalva | Amonio (NH4), (mg N/l) | .00 | | | Coliformes fecales, (NMP/100 ml) | 2,520.00 | | | DBO (20°C 5d), (mg O2/l) | 3.66 | | | DQO (K2Cr2O7), (mg O2/l) | 45.40 | | | Nitratos (NO3), (mg N/l) | .08 | | | Ortofosfatos, (mg/l) | .09 | | | Oxígeno disuelto, (mg O2/l) | 6.00 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 64.80 | | | pH (en laboratorio) | 8.10 | | | Conductividad específica, (µmhos/cm) | 2,982.00 | | | Temperatura, (°C) | 28.10 | | Río Lerma | Amonio (NH4), (mg N/l) | 1.30 | | | Coliformes fecales, (NMP/100 ml) | 2,800.00 | | | DBO (20°C 5d), (mg O2/l) | 16.10 | | | DQO (K2Cr2O7), (mg O2/l) | 63.30 | | | Nitratos (NO3), (mg N/l) | 1.70 | | | Ortofosfatos, (mg/l) | .55 | | | Oxígeno disuelto, (mg O2/l) | 3.97 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 304.00 | | | pH (en laboratorio) | 7.20 | | | Conductividad específica, (µmhos/cm) | 351.00 | | | Temperatura, (°C) | 23.50 | | Río Pánuco | Amonio (NH4), (mg N/l) | .04 | | | Coliformes fecales, (NMP/100 ml) | 49.70 | | | DBO (20°C 5d), (mg O2/l) | 1.71 | | | DQO (K2Cr2O7), (mg O2/l) | 17.90 | | | Nitratos (NO3), (mg N/l) | .17 | | | Ortofosfatos, (mg/l) | .03 | | | Oxígeno disuelto, (mg O2/l) | 5.40 | | | Sólidos disueltos, (mg/l) | 664.00 | | | Sólidos suspendidos, (mg/l) | 38.70 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 716.00 | | | Temperatura, (°C) | 27.40 | | Río Papaloapan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 18,200.00 | | | DBO (20°C 5d), (mg O2/l) | 1.64 | | | DQO (K2Cr2O7), (mg O2/l) | 120.00 | | | Nitratos (NO3), (mg N/l) | .67 | | | Ortofosfatos, (mg/l) | .03 | | | Oxígeno disuelto, (mg O2/l) | 5.44 | | | Sólidos disueltos, (mg/l) | 2,122.00 | | | Sólidos suspendidos, (mg/l) | 79.80 | | | pH (en laboratorio) | 7.50 | | | Conductividad específica, (µmhos/cm) | 282.00 | | | Temperatura, (°C) | 26.70 | | Río San Juan | Amonio (NH4), (mg N/l) | .07 | | | Coliformes fecales, (NMP/100 ml) | 6,130.00 | | | DBO (20°C 5d), (mg O2/l) | 69.70 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 9.12 | | | Sólidos disueltos, (mg/l) | 1,803.00 | | | Sólidos suspendidos, (mg/l) | 403.00 | | | pH (en laboratorio) | 8.10 | | | Conductividad específica, (µmhos/cm) | 2,575.00 | | | Temperatura, (°C) | 25.60 | | Río Tula | Amonio (NH4), (mg N/l) | .95 | | | Coliformes fecales, (NMP/100 ml) | 61,100.00 | | | DBO (20°C 5d), (mg O2/l) | 36.40 | | | DQO (K2Cr2O7), (mg O2/l) | 77.40 | | | Nitratos (NO3), (mg N/l) | 8.76 | | | Ortofosfatos, (mg/l) | .92 | | | Oxígeno disuelto, (mg O2/l) | 4.47 | | | Sólidos disueltos, (mg/l) | 992.00 | | | Sólidos suspendidos, (mg/l) | 16.80 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 1,482.00 | | | Temperatura, (°C) | 18.80 | | Río Jamapa | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 51.00 | | | DBO (20°C 5d), (mg O2/l) | 1.28 | | | DQO (K2Cr2O7), (mg O2/l) | 40.60 | | | Nitratos (NO3), (mg N/l) | .99 | | | Ortofosfatos, (mg/l) | .11 | | | Oxígeno disuelto, (mg O2/l) | 7.19 | | | Sólidos disueltos, (mg/l) | 1,165.00 | | | Sólidos suspendidos, (mg/l) | 119.00 | | | pH (en laboratorio) | 7.50 | | | Conductividad específica, (µmhos/cm) | 269.00 | | | Temperatura, (°C) | 26.50 | 1994 | Lago Almoloya | Amonio (NH4), (mg N/l) | 1.85 | | | Coliformes fecales, (NMP/100 ml) | 55,000.00 | | | DBO (20°C 5d), (mg O2/l) | 36.20 | | | DQO (K2Cr2O7), (mg O2/l) | 156.50 | | | Nitratos (NO3), (mg N/l) | .20 | | | Ortofosfatos, (mg/l) | .65 | | | Oxígeno disuelto, (mg O2/l) | .42 | | | Sólidos disueltos, (mg/l) | 458.50 | | | Sólidos suspendidos, (mg/l) | 51.50 | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | nd | | | Temperatura, (°C) | nd | | Lago Catemaco | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 1,880.00 | | | DBO (20°C 5d), (mg O2/l) | 3.60 | | | DQO (K2Cr2O7), (mg O2/l) | 33.00 | | | Nitratos (NO3), (mg N/l) | .12 | | | Ortofosfatos, (mg/l) | .01 | | | Oxígeno disuelto, (mg O2/l) | 7.56 | | | Sólidos disueltos, (mg/l) | 145.80 | | | Sólidos suspendidos, (mg/l) | 51.80 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 139.00 | | | Temperatura, (°C) | 28.60 | | Lago Chairel | Amonio (NH4), (mg N/l) | .04 | | | Coliformes fecales, (NMP/100 ml) | 84.00 | | | DBO (20°C 5d), (mg O2/l) | 1.25 | | | DQO (K2Cr2O7), (mg O2/l) | 14.16 | | | Nitratos (NO3), (mg N/l) | .20 | | | Ortofosfatos, (mg/l) | .05 | | | Oxígeno disuelto, (mg O2/l) | 5.80 | | | Sólidos disueltos, (mg/l) | 607.00 | | | Sólidos suspendidos, (mg/l) | 30.60 | | | pH (en laboratorio) | 7.80 | | | Conductividad específica, (µmhos/cm) | 801.00 | | | Temperatura, (°C) | 27.20 | | Lago Chapala | Amonio (NH4), (mg N/l) | 1.79 | | | Coliformes fecales, (NMP/100 ml) | 18.50 | | | DBO (20°C 5d), (mg O2/l) | 1.17 | | | DQO (K2Cr2O7), (mg O2/l) | 31.10 | | | Nitratos (NO3), (mg N/l) | .23 | | | Ortofosfatos, (mg/l) | .32 | | | Oxígeno disuelto, (mg O2/l) | 6.80 | | | Sólidos disueltos, (mg/l) | 481.70 | | | Sólidos suspendidos, (mg/l) | 35.70 | | | pH (en laboratorio) | 8.55 | | | Conductividad específica, (µmhos/cm) | 672.00 | | | Temperatura, (°C) | 21.62 | | Lago Patzcuaro | Amonio (NH4), (mg N/l) | .48 | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | 6.97 | | | DQO (K2Cr2O7), (mg O2/l) | 20.50 | | | Nitratos (NO3), (mg N/l) | .95 | | | Ortofosfatos, (mg/l) | .00 | | | Oxígeno disuelto, (mg O2/l) | 9.00 | | | Sólidos disueltos, (mg/l) | 353.00 | | | Sólidos suspendidos, (mg/l) | 74.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 421.00 | | | Temperatura, (°C) | 20.00 | | Lago El Rodeo | Amonio (NH4), (mg N/l) | .07 | | | Coliformes fecales, (NMP/100 ml) | 1,200.00 | | | DBO (20°C 5d), (mg O2/l) | 2.84 | | | DQO (K2Cr2O7), (mg O2/l) | 26.40 | | | Nitratos (NO3), (mg N/l) | .43 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.85 | | | Sólidos disueltos, (mg/l) | 190.40 | | | Sólidos suspendidos, (mg/l) | 71.30 | | | pH (en laboratorio) | 8.30 | | | Conductividad específica, (µmhos/cm) | 259.00 | | | Temperatura, (°C) | 31.50 | | Río Balsas | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 18,000.00 | | | DBO (20°C 5d), (mg O2/l) | 1.46 | | | DQO (K2Cr2O7), (mg O2/l) | 10.40 | | | Nitratos (NO3), (mg N/l) | .11 | | | Ortofosfatos, (mg/l) | .11 | | | Oxígeno disuelto, (mg O2/l) | 3.70 | | | Sólidos disueltos, (mg/l) | 233.00 | | | Sólidos suspendidos, (mg/l) | 7.80 | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | 438.00 | | | Temperatura, (°C) | 26.40 | | Río Bravo | Amonio (NH4), (mg N/l) | .75 | | | Coliformes fecales, (NMP/100 ml) | 100.00 | | | DBO (20°C 5d), (mg O2/l) | 4.43 | | | DQO (K2Cr2O7), (mg O2/l) | 56.60 | | | Nitratos (NO3), (mg N/l) | .19 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.58 | | | Sólidos disueltos, (mg/l) | 1,046.00 | | | Sólidos suspendidos, (mg/l) | 55.60 | | | pH (en laboratorio) | 8.20 | | | Conductividad específica, (µmhos/cm) | 1,434.00 | | | Temperatura, (°C) | 24.70 | | Río Colorado | Amonio (NH4), (mg N/l) | .14 | | | Coliformes fecales, (NMP/100 ml) | 40.00 | | | DBO (20°C 5d), (mg O2/l) | 1.51 | | | DQO (K2Cr2O7), (mg O2/l) | 30.50 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .02 | | | Oxígeno disuelto, (mg O2/l) | 9.12 | | | Sólidos disueltos, (mg/l) | 906.00 | | | Sólidos suspendidos, (mg/l) | 27.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 1,059.00 | | | Temperatura, (°C) | 21.50 | | Río Grijalva | Amonio (NH4), (mg N/l) | .00 | | | Coliformes fecales, (NMP/100 ml) | 440.00 | | | DBO (20°C 5d), (mg O2/l) | 3.75 | | | DQO (K2Cr2O7), (mg O2/l) | 36.70 | | | Nitratos (NO3), (mg N/l) | .04 | | | Ortofosfatos, (mg/l) | .02 | | | Oxígeno disuelto, (mg O2/l) | 6.40 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 32.00 | | | pH (en laboratorio) | 8.30 | | | Conductividad específica, (µmhos/cm) | 2,332.00 | | | Temperatura, (°C) | 29.40 | | Río Lerma | Amonio (NH4), (mg N/l) | 3.34 | | | Coliformes fecales, (NMP/100 ml) | 43,000.00 | | | DBO (20°C 5d), (mg O2/l) | 9.58 | | | DQO (K2Cr2O7), (mg O2/l) | 39.00 | | | Nitratos (NO3), (mg N/l) | .49 | | | Ortofosfatos, (mg/l) | 1.65 | | | Oxígeno disuelto, (mg O2/l) | 5.70 | | | Sólidos disueltos, (mg/l) | 223.00 | | | Sólidos suspendidos, (mg/l) | 380.00 | | | pH (en laboratorio) | 7.40 | | | Conductividad específica, (µmhos/cm) | 620.00 | | | Temperatura, (°C) | 23.80 | | Río Pánuco | Amonio (NH4), (mg N/l) | .05 | | | Coliformes fecales, (NMP/100 ml) | 404.00 | | | DBO (20°C 5d), (mg O2/l) | 1.44 | | | DQO (K2Cr2O7), (mg O2/l) | 15.20 | | | Nitratos (NO3), (mg N/l) | .26 | | | Ortofosfatos, (mg/l) | .04 | | | Oxígeno disuelto, (mg O2/l) | 8.06 | | | Sólidos disueltos, (mg/l) | 627.00 | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 785.00 | | | Temperatura, (°C) | 28.10 | | Río Papaloapan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 7,160.00 | | | DBO (20°C 5d), (mg O2/l) | 1.82 | | | DQO (K2Cr2O7), (mg O2/l) | 26.50 | | | Nitratos (NO3), (mg N/l) | .25 | | | Ortofosfatos, (mg/l) | .01 | | | Oxígeno disuelto, (mg O2/l) | 5.99 | | | Sólidos disueltos, (mg/l) | 2,625.00 | | | Sólidos suspendidos, (mg/l) | 50.20 | | | pH (en laboratorio) | 7.80 | | | Conductividad específica, (µmhos/cm) | 192.00 | | | Temperatura, (°C) | 27.50 | | Río San Juan | Amonio (NH4), (mg N/l) | 1.60 | | | Coliformes fecales, (NMP/100 ml) | 1,300.00 | | | DBO (20°C 5d), (mg O2/l) | 15.20 | | | DQO (K2Cr2O7), (mg O2/l) | 39.30 | | | Nitratos (NO3), (mg N/l) | 3.50 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.34 | | | Sólidos disueltos, (mg/l) | 1,631.00 | | | Sólidos suspendidos, (mg/l) | 183.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 2,272.00 | | | Temperatura, (°C) | 28.10 | | Río Tula | Amonio (NH4), (mg N/l) | .00 | | | Coliformes fecales, (NMP/100 ml) | 100,000.00 | | | DBO (20°C 5d), (mg O2/l) | 20.50 | | | DQO (K2Cr2O7), (mg O2/l) | 24.50 | | | Nitratos (NO3), (mg N/l) | 10.20 | | | Ortofosfatos, (mg/l) | .87 | | | Oxígeno disuelto, (mg O2/l) | 3.75 | | | Sólidos disueltos, (mg/l) | 1,124.00 | | | Sólidos suspendidos, (mg/l) | 47.00 | | | pH (en laboratorio) | 8.40 | | | Conductividad específica, (µmhos/cm) | 1,549.00 | | | Temperatura, (°C) | 22.00 | | Río Jamapa | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 981.00 | | | DBO (20°C 5d), (mg O2/l) | 1.19 | | | DQO (K2Cr2O7), (mg O2/l) | 56.50 | | | Nitratos (NO3), (mg N/l) | .84 | | | Ortofosfatos, (mg/l) | .11 | | | Oxígeno disuelto, (mg O2/l) | 6.36 | | | Sólidos disueltos, (mg/l) | 1,830.00 | | | Sólidos suspendidos, (mg/l) | 68.20 | | | pH (en laboratorio) | 7.70 | | | Conductividad específica, (µmhos/cm) | 238.00 | | | Temperatura, (°C) | 27.60 | 1995 | Lago Almoloya | Amonio (NH4), (mg N/l) | 2.32 | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | 74.20 | | | Nitratos (NO3), (mg N/l) | .20 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | .64 | | | Sólidos disueltos, (mg/l) | 381.50 | | | Sólidos suspendidos, (mg/l) | 22.50 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 647.00 | | | Temperatura, (°C) | 15.00 | | Lago Catemaco | Amonio (NH4), (mg N/l) | .72 | | | Coliformes fecales, (NMP/100 ml) | 836.00 | | | DBO (20°C 5d), (mg O2/l) | 4.20 | | | DQO (K2Cr2O7), (mg O2/l) | 26.10 | | | Nitratos (NO3), (mg N/l) | .04 | | | Ortofosfatos, (mg/l) | .01 | | | Oxígeno disuelto, (mg O2/l) | 7.35 | | | Sólidos disueltos, (mg/l) | 88.80 | | | Sólidos suspendidos, (mg/l) | 16.00 | | | pH (en laboratorio) | 7.40 | | | Conductividad específica, (µmhos/cm) | 127.00 | | | Temperatura, (°C) | 26.00 | | Lago Chairel | Amonio (NH4), (mg N/l) | .04 | | | Coliformes fecales, (NMP/100 ml) | 17.00 | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | 9.50 | | | Nitratos (NO3), (mg N/l) | .11 | | | Ortofosfatos, (mg/l) | .02 | | | Oxígeno disuelto, (mg O2/l) | 7.60 | | | Sólidos disueltos, (mg/l) | 881.00 | | | Sólidos suspendidos, (mg/l) | 30.00 | | | pH (en laboratorio) | 8.20 | | | Conductividad específica, (µmhos/cm) | 911.00 | | | Temperatura, (°C) | 26.70 | | Lago Patzcuaro | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 75,000.00 | | | DBO (20°C 5d), (mg O2/l) | 3.95 | | | DQO (K2Cr2O7), (mg O2/l) | 46.60 | | | Nitratos (NO3), (mg N/l) | .28 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.00 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 7.50 | | | Conductividad específica, (µmhos/cm) | 549.00 | | | Temperatura, (°C) | 20.50 | | Lago El Rodeo | Amonio (NH4), (mg N/l) | .05 | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | 9.02 | | | Nitratos (NO3), (mg N/l) | .20 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.66 | | | Sólidos disueltos, (mg/l) | 140.60 | | | Sólidos suspendidos, (mg/l) | 202.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 220.00 | | | Temperatura, (°C) | 25.20 | | Río Balsas | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 15,000.00 | | | DBO (20°C 5d), (mg O2/l) | 1.47 | | | DQO (K2Cr2O7), (mg O2/l) | 43.50 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.20 | | | Sólidos disueltos, (mg/l) | 170.00 | | | Sólidos suspendidos, (mg/l) | 37.30 | | | pH (en laboratorio) | 8.40 | | | Conductividad específica, (µmhos/cm) | 434.00 | | | Temperatura, (°C) | 26.70 | | Río Bravo | Amonio (NH4), (mg N/l) | .07 | | | Coliformes fecales, (NMP/100 ml) | 1,100.00 | | | DBO (20°C 5d), (mg O2/l) | 3.14 | | | DQO (K2Cr2O7), (mg O2/l) | 16.60 | | | Nitratos (NO3), (mg N/l) | .15 | | | Ortofosfatos, (mg/l) | .70 | | | Oxígeno disuelto, (mg O2/l) | 9.56 | | | Sólidos disueltos, (mg/l) | 1,073.00 | | | Sólidos suspendidos, (mg/l) | 55.60 | | | pH (en laboratorio) | 8.30 | | | Conductividad específica, (µmhos/cm) | 1,384.00 | | | Temperatura, (°C) | 22.20 | | Río Colorado | Amonio (NH4), (mg N/l) | .05 | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | 1.00 | | | DQO (K2Cr2O7), (mg O2/l) | 13.30 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .01 | | | Oxígeno disuelto, (mg O2/l) | 9.06 | | | Sólidos disueltos, (mg/l) | 910.00 | | | Sólidos suspendidos, (mg/l) | 26.60 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 1,459.00 | | | Temperatura, (°C) | 22.20 | | Río Grijalva | Amonio (NH4), (mg N/l) | .00 | | | Coliformes fecales, (NMP/100 ml) | 2,300.00 | | | DBO (20°C 5d), (mg O2/l) | 2.00 | | | DQO (K2Cr2O7), (mg O2/l) | 99.00 | | | Nitratos (NO3), (mg N/l) | .06 | | | Ortofosfatos, (mg/l) | .06 | | | Oxígeno disuelto, (mg O2/l) | 7.50 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 36.00 | | | pH (en laboratorio) | 7.40 | | | Conductividad específica, (µmhos/cm) | 1,925.00 | | | Temperatura, (°C) | 26.00 | | Río Lerma | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | nd | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 7.70 | | | Conductividad específica, (µmhos/cm) | 634.00 | | | Temperatura, (°C) | 24.00 | | Río Pánuco | Amonio (NH4), (mg N/l) | .03 | | | Coliformes fecales, (NMP/100 ml) | 76.00 | | | DBO (20°C 5d), (mg O2/l) | 1.30 | | | DQO (K2Cr2O7), (mg O2/l) | 13.00 | | | Nitratos (NO3), (mg N/l) | .15 | | | Ortofosfatos, (mg/l) | .04 | | | Oxígeno disuelto, (mg O2/l) | 8.40 | | | Sólidos disueltos, (mg/l) | 778.00 | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 8.10 | | | Conductividad específica, (µmhos/cm) | 739.00 | | | Temperatura, (°C) | 25.70 | | Río Papaloapan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 18,800.00 | | | DBO (20°C 5d), (mg O2/l) | 1.72 | | | DQO (K2Cr2O7), (mg O2/l) | 15.30 | | | Nitratos (NO3), (mg N/l) | .13 | | | Ortofosfatos, (mg/l) | .01 | | | Oxígeno disuelto, (mg O2/l) | 6.13 | | | Sólidos disueltos, (mg/l) | 101.00 | | | Sólidos suspendidos, (mg/l) | 35.80 | | | pH (en laboratorio) | 7.10 | | | Conductividad específica, (µmhos/cm) | 203.00 | | | Temperatura, (°C) | 26.10 | | Río San Juan | Amonio (NH4), (mg N/l) | 1.76 | | | Coliformes fecales, (NMP/100 ml) | 760.00 | | | DBO (20°C 5d), (mg O2/l) | 23.20 | | | DQO (K2Cr2O7), (mg O2/l) | 58.20 | | | Nitratos (NO3), (mg N/l) | 4.20 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.57 | | | Sólidos disueltos, (mg/l) | 1,845.00 | | | Sólidos suspendidos, (mg/l) | 47.83 | | | pH (en laboratorio) | 7.80 | | | Conductividad específica, (µmhos/cm) | 2,234.00 | | | Temperatura, (°C) | 26.70 | | Río Tula | Amonio (NH4), (mg N/l) | .44 | | | Coliformes fecales, (NMP/100 ml) | 130,000.00 | | | DBO (20°C 5d), (mg O2/l) | 28.80 | | | DQO (K2Cr2O7), (mg O2/l) | 37.40 | | | Nitratos (NO3), (mg N/l) | 9.80 | | | Ortofosfatos, (mg/l) | .71 | | | Oxígeno disuelto, (mg O2/l) | 5.46 | | | Sólidos disueltos, (mg/l) | 1,020.00 | | | Sólidos suspendidos, (mg/l) | 39.50 | | | pH (en laboratorio) | 8.20 | | | Conductividad específica, (µmhos/cm) | 1,508.00 | | | Temperatura, (°C) | 18.50 | | Río Jamapa | Amonio (NH4), (mg N/l) | .55 | | | Coliformes fecales, (NMP/100 ml) | 4,172.00 | | | DBO (20°C 5d), (mg O2/l) | 1.45 | | | DQO (K2Cr2O7), (mg O2/l) | 16.90 | | | Nitratos (NO3), (mg N/l) | .54 | | | Ortofosfatos, (mg/l) | .09 | | | Oxígeno disuelto, (mg O2/l) | 6.47 | | | Sólidos disueltos, (mg/l) | 163.00 | | | Sólidos suspendidos, (mg/l) | 52.60 | | | pH (en laboratorio) | 7.20 | | | Conductividad específica, (µmhos/cm) | 275.00 | | | Temperatura, (°C) | 26.70 | 1996 | Lago Almoloya | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 11,000.00 | | | DBO (20°C 5d), (mg O2/l) | 76.40 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 2.00 | | | Sólidos disueltos, (mg/l) | 456.00 | | | Sólidos suspendidos, (mg/l) | 52.00 | | | pH (en laboratorio) | 7.50 | | | Conductividad específica, (µmhos/cm) | 747.00 | | | Temperatura, (°C) | 18.00 | | Lago Catemaco | Amonio (NH4), (mg N/l) | .07 | | | Coliformes fecales, (NMP/100 ml) | 520.00 | | | DBO (20°C 5d), (mg O2/l) | 8.00 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | .02 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.40 | | | Sólidos disueltos, (mg/l) | 86.00 | | | Sólidos suspendidos, (mg/l) | 16.50 | | | pH (en laboratorio) | 7.50 | | | Conductividad específica, (µmhos/cm) | 122.00 | | | Temperatura, (°C) | 27.50 | | Lago Chairel | Amonio (NH4), (mg N/l) | .03 | | | Coliformes fecales, (NMP/100 ml) | 85.00 | | | DBO (20°C 5d), (mg O2/l) | 1.60 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | .16 | | | Ortofosfatos, (mg/l) | .05 | | | Oxígeno disuelto, (mg O2/l) | 6.40 | | | Sólidos disueltos, (mg/l) | 714.00 | | | Sólidos suspendidos, (mg/l) | 30.00 | | | pH (en laboratorio) | 7.70 | | | Conductividad específica, (µmhos/cm) | 958.00 | | | Temperatura, (°C) | 26.00 | | Lago Chapala | Amonio (NH4), (mg N/l) | .13 | | | Coliformes fecales, (NMP/100 ml) | 48.00 | | | DBO (20°C 5d), (mg O2/l) | 2.34 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | .17 | | | Ortofosfatos, (mg/l) | .43 | | | Oxígeno disuelto, (mg O2/l) | 6.70 | | | Sólidos disueltos, (mg/l) | 613.50 | | | Sólidos suspendidos, (mg/l) | 25.00 | | | pH (en laboratorio) | 8.80 | | | Conductividad específica, (µmhos/cm) | 913.00 | | | Temperatura, (°C) | 21.60 | | Lago Patzcuaro | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 1,700.00 | | | DBO (20°C 5d), (mg O2/l) | 15.70 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 8.80 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 560.00 | | | Temperatura, (°C) | 22.50 | | Lago El Rodeo | Amonio (NH4), (mg N/l) | .05 | | | Coliformes fecales, (NMP/100 ml) | 50.00 | | | DBO (20°C 5d), (mg O2/l) | 2.00 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | .26 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.25 | | | Sólidos disueltos, (mg/l) | 195.00 | | | Sólidos suspendidos, (mg/l) | 21.00 | | | pH (en laboratorio) | 7.60 | | | Conductividad específica, (µmhos/cm) | 121.00 | | | Temperatura, (°C) | 18.00 | | Río Balsas | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 97,500.00 | | | DBO (20°C 5d), (mg O2/l) | 2.34 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.26 | | | Sólidos disueltos, (mg/l) | 182.00 | | | Sólidos suspendidos, (mg/l) | 19.00 | | | pH (en laboratorio) | 7.70 | | | Conductividad específica, (µmhos/cm) | 360.00 | | | Temperatura, (°C) | 27.30 | | Río Bravo | Amonio (NH4), (mg N/l) | .03 | | | Coliformes fecales, (NMP/100 ml) | 100.00 | | | DBO (20°C 5d), (mg O2/l) | 3.12 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | .15 | | | Ortofosfatos, (mg/l) | .11 | | | Oxígeno disuelto, (mg O2/l) | 7.45 | | | Sólidos disueltos, (mg/l) | 1,054.00 | | | Sólidos suspendidos, (mg/l) | 32.00 | | | pH (en laboratorio) | 7.80 | | | Conductividad específica, (µmhos/cm) | 1,524.00 | | | Temperatura, (°C) | 25.40 | | Río Colorado | Amonio (NH4), (mg N/l) | .06 | | | Coliformes fecales, (NMP/100 ml) | 170.00 | | | DBO (20°C 5d), (mg O2/l) | 2.00 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .02 | | | Oxígeno disuelto, (mg O2/l) | 7.81 | | | Sólidos disueltos, (mg/l) | 910.00 | | | Sólidos suspendidos, (mg/l) | 27.00 | | | pH (en laboratorio) | 7.80 | | | Conductividad específica, (µmhos/cm) | 1,545.00 | | | Temperatura, (°C) | 22.10 | | Río Grijalva | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 350.00 | | | DBO (20°C 5d), (mg O2/l) | 4.40 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .19 | | | Oxígeno disuelto, (mg O2/l) | 5.14 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 63.70 | | | pH (en laboratorio) | 7.50 | | | Conductividad específica, (µmhos/cm) | 429.00 | | | Temperatura, (°C) | 29.90 | | Río Lerma | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 13,100.00 | | | DBO (20°C 5d), (mg O2/l) | 17.00 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | .78 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.76 | | | Sólidos disueltos, (mg/l) | 487.00 | | | Sólidos suspendidos, (mg/l) | 40.30 | | | pH (en laboratorio) | 7.60 | | | Conductividad específica, (µmhos/cm) | 630.00 | | | Temperatura, (°C) | 23.50 | | Río Pánuco | Amonio (NH4), (mg N/l) | .02 | | | Coliformes fecales, (NMP/100 ml) | 920.00 | | | DBO (20°C 5d), (mg O2/l) | 1.65 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | .13 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.64 | | | Sólidos disueltos, (mg/l) | 524.00 | | | Sólidos suspendidos, (mg/l) | 37.00 | | | pH (en laboratorio) | 7.40 | | | Conductividad específica, (µmhos/cm) | 716.00 | | | Temperatura, (°C) | 26.00 | | Río Papaloapan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 20,000.00 | | | DBO (20°C 5d), (mg O2/l) | 2.23 | | | DQO (K2Cr2O7), (mg O2/l) | 28.00 | | | Nitratos (NO3), (mg N/l) | .31 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.21 | | | Sólidos disueltos, (mg/l) | 117.00 | | | Sólidos suspendidos, (mg/l) | 12.70 | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | nd | | | Temperatura, (°C) | nd | | Río San Juan | Amonio (NH4), (mg N/l) | .32 | | | Coliformes fecales, (NMP/100 ml) | 2,300.00 | | | DBO (20°C 5d), (mg O2/l) | 9.16 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | .56 | | | Ortofosfatos, (mg/l) | .11 | | | Oxígeno disuelto, (mg O2/l) | 10.60 | | | Sólidos disueltos, (mg/l) | 1,823.00 | | | Sólidos suspendidos, (mg/l) | 148.00 | | | pH (en laboratorio) | 8.30 | | | Conductividad específica, (µmhos/cm) | 2,367.00 | | | Temperatura, (°C) | 24.80 | | Río Tula | Amonio (NH4), (mg N/l) | .14 | | | Coliformes fecales, (NMP/100 ml) | 340,000.00 | | | DBO (20°C 5d), (mg O2/l) | 4.24 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | 11.46 | | | Ortofosfatos, (mg/l) | .70 | | | Oxígeno disuelto, (mg O2/l) | 6.43 | | | Sólidos disueltos, (mg/l) | 1,038.00 | | | Sólidos suspendidos, (mg/l) | 29.00 | | | pH (en laboratorio) | 8.50 | | | Conductividad específica, (µmhos/cm) | 1,545.00 | | | Temperatura, (°C) | 19.60 | | Río Jamapa | Amonio (NH4), (mg N/l) | .08 | | | Coliformes fecales, (NMP/100 ml) | 3,454.00 | | | DBO (20°C 5d), (mg O2/l) | 1.69 | | | DQO (K2Cr2O7), (mg O2/l) | 29.60 | | | Nitratos (NO3), (mg N/l) | .19 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.44 | | | Sólidos disueltos, (mg/l) | 152.00 | | | Sólidos suspendidos, (mg/l) | 36.00 | | | pH (en laboratorio) | 7.40 | | | Conductividad específica, (µmhos/cm) | 218.00 | | | Temperatura, (°C) | 26.70 | 1997 | Lago Catemaco | Amonio (NH4), (mg N/l) | .10 | | | Coliformes fecales, (NMP/100 ml) | 150.00 | | | DBO (20°C 5d), (mg O2/l) | 6.30 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | .01 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 9.00 | | | Sólidos disueltos, (mg/l) | 118.00 | | | Sólidos suspendidos, (mg/l) | 18.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 138.00 | | | Temperatura, (°C) | 27.80 | | Lago Chairel | Amonio (NH4), (mg N/l) | .03 | | | Coliformes fecales, (NMP/100 ml) | 50.00 | | | DBO (20°C 5d), (mg O2/l) | 1.80 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | .13 | | | Ortofosfatos, (mg/l) | .02 | | | Oxígeno disuelto, (mg O2/l) | 6.30 | | | Sólidos disueltos, (mg/l) | 734.00 | | | Sólidos suspendidos, (mg/l) | 24.00 | | | pH (en laboratorio) | 7.70 | | | Conductividad específica, (µmhos/cm) | 942.00 | | | Temperatura, (°C) | 27.00 | | Lago Chapala | Amonio (NH4), (mg N/l) | .22 | | | Coliformes fecales, (NMP/100 ml) | 24.00 | | | DBO (20°C 5d), (mg O2/l) | 2.85 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | .12 | | | Ortofosfatos, (mg/l) | .38 | | | Oxígeno disuelto, (mg O2/l) | 7.30 | | | Sólidos disueltos, (mg/l) | 643.50 | | | Sólidos suspendidos, (mg/l) | 44.00 | | | pH (en laboratorio) | 9.00 | | | Conductividad específica, (µmhos/cm) | 956.00 | | | Temperatura, (°C) | 22.30 | | Lago Patzcuaro | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 3,300.00 | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.10 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 8.80 | | | Conductividad específica, (µmhos/cm) | 551.00 | | | Temperatura, (°C) | 21.30 | | Lago El Rodeo | Amonio (NH4), (mg N/l) | .05 | | | Coliformes fecales, (NMP/100 ml) | 35.00 | | | DBO (20°C 5d), (mg O2/l) | 3.00 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | .32 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.00 | | | Sólidos disueltos, (mg/l) | 163.00 | | | Sólidos suspendidos, (mg/l) | 28.00 | | | pH (en laboratorio) | 7.70 | | | Conductividad específica, (µmhos/cm) | 125.00 | | | Temperatura, (°C) | 28.70 | | Río Balsas | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 1,200,000.00 | | | DBO (20°C 5d), (mg O2/l) | 2.43 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.43 | | | Sólidos disueltos, (mg/l) | 177.00 | | | Sólidos suspendidos, (mg/l) | 21.00 | | | pH (en laboratorio) | 7.90 | | | Conductividad específica, (µmhos/cm) | 352.00 | | | Temperatura, (°C) | 27.80 | | Río Bravo | Amonio (NH4), (mg N/l) | .03 | | | Coliformes fecales, (NMP/100 ml) | 46.00 | | | DBO (20°C 5d), (mg O2/l) | 2.00 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | .18 | | | Ortofosfatos, (mg/l) | .13 | | | Oxígeno disuelto, (mg O2/l) | 8.00 | | | Sólidos disueltos, (mg/l) | 1,041.00 | | | Sólidos suspendidos, (mg/l) | 35.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 1,542.00 | | | Temperatura, (°C) | 23.10 | | Río Colorado | Amonio (NH4), (mg N/l) | .06 | | | Coliformes fecales, (NMP/100 ml) | 10.00 | | | DBO (20°C 5d), (mg O2/l) | 2.00 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .01 | | | Oxígeno disuelto, (mg O2/l) | 8.27 | | | Sólidos disueltos, (mg/l) | 896.00 | | | Sólidos suspendidos, (mg/l) | 18.00 | | | pH (en laboratorio) | 7.80 | | | Conductividad específica, (µmhos/cm) | 1,337.00 | | | Temperatura, (°C) | 21.20 | | Río Grijalva | Amonio (NH4), (mg N/l) | .08 | | | Coliformes fecales, (NMP/100 ml) | 165.00 | | | DBO (20°C 5d), (mg O2/l) | 4.30 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | .10 | | | Ortofosfatos, (mg/l) | .03 | | | Oxígeno disuelto, (mg O2/l) | 6.36 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 50.50 | | | pH (en laboratorio) | 7.60 | | | Conductividad específica, (µmhos/cm) | 1,960.00 | | | Temperatura, (°C) | 27.80 | | Río Lerma | Amonio (NH4), (mg N/l) | 1.35 | | | Coliformes fecales, (NMP/100 ml) | 68,000.00 | | | DBO (20°C 5d), (mg O2/l) | 12.00 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | .30 | | | Ortofosfatos, (mg/l) | 2.60 | | | Oxígeno disuelto, (mg O2/l) | 3.52 | | | Sólidos disueltos, (mg/l) | 482.00 | | | Sólidos suspendidos, (mg/l) | 189.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 669.00 | | | Temperatura, (°C) | 24.10 | | Río Pánuco | Amonio (NH4), (mg N/l) | .06 | | | Coliformes fecales, (NMP/100 ml) | 280.00 | | | DBO (20°C 5d), (mg O2/l) | 1.57 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | 1.06 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.62 | | | Sólidos disueltos, (mg/l) | 713.00 | | | Sólidos suspendidos, (mg/l) | 34.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 900.00 | | | Temperatura, (°C) | 27.00 | | Río Papaloapan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 5,820.00 | | | DBO (20°C 5d), (mg O2/l) | 1.99 | | | DQO (K2Cr2O7), (mg O2/l) | 21.40 | | | Nitratos (NO3), (mg N/l) | .18 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.77 | | | Sólidos disueltos, (mg/l) | 159.00 | | | Sólidos suspendidos, (mg/l) | 12.60 | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | nd | | | Temperatura, (°C) | nd | | Río San Juan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 620.00 | | | DBO (20°C 5d), (mg O2/l) | 9.00 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 9.80 | | | Sólidos disueltos, (mg/l) | 2,518.00 | | | Sólidos suspendidos, (mg/l) | 40.00 | | | pH (en laboratorio) | 8.40 | | | Conductividad específica, (µmhos/cm) | 3,249.00 | | | Temperatura, (°C) | 25.80 | | Río Tula | Amonio (NH4), (mg N/l) | .58 | | | Coliformes fecales, (NMP/100 ml) | 44,000.00 | | | DBO (20°C 5d), (mg O2/l) | 7.83 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | 6.50 | | | Ortofosfatos, (mg/l) | .88 | | | Oxígeno disuelto, (mg O2/l) | 6.37 | | | Sólidos disueltos, (mg/l) | 966.00 | | | Sólidos suspendidos, (mg/l) | 19.00 | | | pH (en laboratorio) | 8.50 | | | Conductividad específica, (µmhos/cm) | 1,462.00 | | | Temperatura, (°C) | 20.30 | | Río Jamapa | Amonio (NH4), (mg N/l) | .11 | | | Coliformes fecales, (NMP/100 ml) | 3,294.00 | | | DBO (20°C 5d), (mg O2/l) | 1.49 | | | DQO (K2Cr2O7), (mg O2/l) | 31.90 | | | Nitratos (NO3), (mg N/l) | .98 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.30 | | | Sólidos disueltos, (mg/l) | 151.00 | | | Sólidos suspendidos, (mg/l) | 37.20 | | | pH (en laboratorio) | 7.50 | | | Conductividad específica, (µmhos/cm) | 209.00 | | | Temperatura, (°C) | 28.20 | 1998 | Lago Almoloya | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 1,073.00 | | | DBO (20°C 5d), (mg O2/l) | 36.50 | | | DQO (K2Cr2O7), (mg O2/l) | 129.60 | | | Nitratos (NO3), (mg N/l) | .26 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 2.57 | | | Sólidos disueltos, (mg/l) | 748.00 | | | Sólidos suspendidos, (mg/l) | 46.00 | | | pH (en laboratorio) | 8.20 | | | Conductividad específica, (µmhos/cm) | 1,500.00 | | | Temperatura, (°C) | 17.20 | | Lago Catemaco | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 360.00 | | | DBO (20°C 5d), (mg O2/l) | 6.57 | | | DQO (K2Cr2O7), (mg O2/l) | 32.17 | | | Nitratos (NO3), (mg N/l) | .14 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.73 | | | Sólidos disueltos, (mg/l) | 122.49 | | | Sólidos suspendidos, (mg/l) | 14.44 | | | pH (en laboratorio) | 8.30 | | | Conductividad específica, (µmhos/cm) | 157.00 | | | Temperatura, (°C) | 26.30 | | Lago Chairel | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | nd | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 7.60 | | | Conductividad específica, (µmhos/cm) | 983.00 | | | Temperatura, (°C) | 27.70 | | Lago Chapala | Amonio (NH4), (mg N/l) | .15 | | | Coliformes fecales, (NMP/100 ml) | 26.00 | | | DBO (20°C 5d), (mg O2/l) | 2.46 | | | DQO (K2Cr2O7), (mg O2/l) | 39.60 | | | Nitratos (NO3), (mg N/l) | .12 | | | Ortofosfatos, (mg/l) | .38 | | | Oxígeno disuelto, (mg O2/l) | 7.55 | | | Sólidos disueltos, (mg/l) | 730.80 | | | Sólidos suspendidos, (mg/l) | 61.60 | | | pH (en laboratorio) | 9.20 | | | Conductividad específica, (µmhos/cm) | 358.00 | | | Temperatura, (°C) | 21.70 | | Lago Patzcuaro | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 752.00 | | | DBO (20°C 5d), (mg O2/l) | 6.17 | | | DQO (K2Cr2O7), (mg O2/l) | 25.94 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.96 | | | Sólidos disueltos, (mg/l) | 417.00 | | | Sólidos suspendidos, (mg/l) | 220.60 | | | pH (en laboratorio) | 8.30 | | | Conductividad específica, (µmhos/cm) | 682.00 | | | Temperatura, (°C) | 21.80 | | Lago El Rodeo | Amonio (NH4), (mg N/l) | .50 | | | Coliformes fecales, (NMP/100 ml) | 1,134.00 | | | DBO (20°C 5d), (mg O2/l) | 2.00 | | | DQO (K2Cr2O7), (mg O2/l) | 21.27 | | | Nitratos (NO3), (mg N/l) | .33 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.80 | | | Sólidos disueltos, (mg/l) | 146.73 | | | Sólidos suspendidos, (mg/l) | 49.09 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 136.00 | | | Temperatura, (°C) | 27.40 | | Río Balsas | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 5,008.00 | | | DBO (20°C 5d), (mg O2/l) | 1.70 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.69 | | | Sólidos disueltos, (mg/l) | 235.00 | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 520.00 | | | Temperatura, (°C) | 25.80 | | Río Bravo | Amonio (NH4), (mg N/l) | .03 | | | Coliformes fecales, (NMP/100 ml) | 107.00 | | | DBO (20°C 5d), (mg O2/l) | 2.40 | | | DQO (K2Cr2O7), (mg O2/l) | 15.30 | | | Nitratos (NO3), (mg N/l) | .16 | | | Ortofosfatos, (mg/l) | .10 | | | Oxígeno disuelto, (mg O2/l) | 7.67 | | | Sólidos disueltos, (mg/l) | 911.00 | | | Sólidos suspendidos, (mg/l) | 26.30 | | | pH (en laboratorio) | 7.40 | | | Conductividad específica, (µmhos/cm) | 1,303.00 | | | Temperatura, (°C) | 27.30 | | Río Colorado | Amonio (NH4), (mg N/l) | .07 | | | Coliformes fecales, (NMP/100 ml) | 65.00 | | | DBO (20°C 5d), (mg O2/l) | 1.17 | | | DQO (K2Cr2O7), (mg O2/l) | 13.60 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .01 | | | Oxígeno disuelto, (mg O2/l) | 8.32 | | | Sólidos disueltos, (mg/l) | 769.00 | | | Sólidos suspendidos, (mg/l) | 17.80 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 1,178.00 | | | Temperatura, (°C) | 24.70 | | Río Grijalva | Amonio (NH4), (mg N/l) | .12 | | | Coliformes fecales, (NMP/100 ml) | 2,557.00 | | | DBO (20°C 5d), (mg O2/l) | 5.36 | | | DQO (K2Cr2O7), (mg O2/l) | 98.42 | | | Nitratos (NO3), (mg N/l) | .14 | | | Ortofosfatos, (mg/l) | .04 | | | Oxígeno disuelto, (mg O2/l) | 6.18 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 35.50 | | | pH (en laboratorio) | 7.70 | | | Conductividad específica, (µmhos/cm) | 3,979.00 | | | Temperatura, (°C) | 28.60 | | Río Lerma | Amonio (NH4), (mg N/l) | 18.45 | | | Coliformes fecales, (NMP/100 ml) | 1,380,000.00 | | | DBO (20°C 5d), (mg O2/l) | 92.33 | | | DQO (K2Cr2O7), (mg O2/l) | 134.00 | | | Nitratos (NO3), (mg N/l) | .82 | | | Ortofosfatos, (mg/l) | 5.63 | | | Oxígeno disuelto, (mg O2/l) | .70 | | | Sólidos disueltos, (mg/l) | 634.00 | | | Sólidos suspendidos, (mg/l) | 253.00 | | | pH (en laboratorio) | 8.10 | | | Conductividad específica, (µmhos/cm) | 827.00 | | | Temperatura, (°C) | 24.60 | | Río Pánuco | Amonio (NH4), (mg N/l) | .03 | | | Coliformes fecales, (NMP/100 ml) | 115.00 | | | DBO (20°C 5d), (mg O2/l) | 1.12 | | | DQO (K2Cr2O7), (mg O2/l) | 17.70 | | | Nitratos (NO3), (mg N/l) | .19 | | | Ortofosfatos, (mg/l) | .03 | | | Oxígeno disuelto, (mg O2/l) | 6.50 | | | Sólidos disueltos, (mg/l) | 764.00 | | | Sólidos suspendidos, (mg/l) | 25.90 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 1,280.00 | | | Temperatura, (°C) | 28.50 | | Río Papaloapan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 4,030.00 | | | DBO (20°C 5d), (mg O2/l) | 2.40 | | | DQO (K2Cr2O7), (mg O2/l) | 28.20 | | | Nitratos (NO3), (mg N/l) | .29 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 4.98 | | | Sólidos disueltos, (mg/l) | 159.00 | | | Sólidos suspendidos, (mg/l) | 8.72 | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | nd | | | Temperatura, (°C) | nd | | Río San Juan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 626.00 | | | DBO (20°C 5d), (mg O2/l) | 14.20 | | | DQO (K2Cr2O7), (mg O2/l) | 39.50 | | | Nitratos (NO3), (mg N/l) | 9.72 | | | Ortofosfatos, (mg/l) | .71 | | | Oxígeno disuelto, (mg O2/l) | 11.00 | | | Sólidos disueltos, (mg/l) | 2,903.00 | | | Sólidos suspendidos, (mg/l) | 76.50 | | | pH (en laboratorio) | 8.40 | | | Conductividad específica, (µmhos/cm) | 3,746.00 | | | Temperatura, (°C) | 28.70 | | Río Tula | Amonio (NH4), (mg N/l) | 1.23 | | | Coliformes fecales, (NMP/100 ml) | 330,000.00 | | | DBO (20°C 5d), (mg O2/l) | 2.45 | | | DQO (K2Cr2O7), (mg O2/l) | 28.40 | | | Nitratos (NO3), (mg N/l) | 6.21 | | | Ortofosfatos, (mg/l) | .57 | | | Oxígeno disuelto, (mg O2/l) | 5.58 | | | Sólidos disueltos, (mg/l) | 1,000.00 | | | Sólidos suspendidos, (mg/l) | 18.30 | | | pH (en laboratorio) | 8.30 | | | Conductividad específica, (µmhos/cm) | 1,604.00 | | | Temperatura, (°C) | 19.00 | | Río Jamapa | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 1,916.00 | | | DBO (20°C 5d), (mg O2/l) | 1.11 | | | DQO (K2Cr2O7), (mg O2/l) | 24.20 | | | Nitratos (NO3), (mg N/l) | .50 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.24 | | | Sólidos disueltos, (mg/l) | 179.00 | | | Sólidos suspendidos, (mg/l) | 72.20 | | | pH (en laboratorio) | 7.60 | | | Conductividad específica, (µmhos/cm) | 265.00 | | | Temperatura, (°C) | 27.60 | 1999 | Lago Almoloya | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 2,448.00 | | | DBO (20°C 5d), (mg O2/l) | 32.90 | | | DQO (K2Cr2O7), (mg O2/l) | 112.50 | | | Nitratos (NO3), (mg N/l) | .11 | | | Ortofosfatos, (mg/l) | 2.11 | | | Oxígeno disuelto, (mg O2/l) | 4.85 | | | Sólidos disueltos, (mg/l) | 373.00 | | | Sólidos suspendidos, (mg/l) | 233.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 773.00 | | | Temperatura, (°C) | 16.00 | | Lago Chairel | Amonio (NH4), (mg N/l) | .05 | | | Coliformes fecales, (NMP/100 ml) | 39.00 | | | DBO (20°C 5d), (mg O2/l) | .80 | | | DQO (K2Cr2O7), (mg O2/l) | 19.50 | | | Nitratos (NO3), (mg N/l) | .12 | | | Ortofosfatos, (mg/l) | .10 | | | Oxígeno disuelto, (mg O2/l) | 7.05 | | | Sólidos disueltos, (mg/l) | 836.50 | | | Sólidos suspendidos, (mg/l) | 34.50 | | | pH (en laboratorio) | 7.90 | | | Conductividad específica, (µmhos/cm) | 1,098.00 | | | Temperatura, (°C) | 29.10 | | Lago Chapala | Amonio (NH4), (mg N/l) | .24 | | | Coliformes fecales, (NMP/100 ml) | 46.80 | | | DBO (20°C 5d), (mg O2/l) | 3.86 | | | DQO (K2Cr2O7), (mg O2/l) | 42.40 | | | Nitratos (NO3), (mg N/l) | .08 | | | Ortofosfatos, (mg/l) | .38 | | | Oxígeno disuelto, (mg O2/l) | 7.34 | | | Sólidos disueltos, (mg/l) | 790.00 | | | Sólidos suspendidos, (mg/l) | 66.00 | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | 997.00 | | | Temperatura, (°C) | 23.10 | | Lago Patzcuaro | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 1,720.00 | | | DBO (20°C 5d), (mg O2/l) | 26.09 | | | DQO (K2Cr2O7), (mg O2/l) | 44.55 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.60 | | | Sólidos disueltos, (mg/l) | 433.00 | | | Sólidos suspendidos, (mg/l) | 69.00 | | | pH (en laboratorio) | 8.70 | | | Conductividad específica, (µmhos/cm) | 768.00 | | | Temperatura, (°C) | 22.50 | | Lago El Rodeo | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | nd | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 8.60 | | | Conductividad específica, (µmhos/cm) | 123.00 | | | Temperatura, (°C) | 27.00 | | Río Balsas | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 500.00 | | | DBO (20°C 5d), (mg O2/l) | 3.68 | | | DQO (K2Cr2O7), (mg O2/l) | 16.00 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.66 | | | Sólidos disueltos, (mg/l) | 40.80 | | | Sólidos suspendidos, (mg/l) | 77.50 | | | pH (en laboratorio) | 7.50 | | | Conductividad específica, (µmhos/cm) | 646.00 | | | Temperatura, (°C) | 27.30 | | Río Bravo | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 165,000,000.00 | | | DBO (20°C 5d), (mg O2/l) | 3.00 | | | DQO (K2Cr2O7), (mg O2/l) | 24.00 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 8.17 | | | Sólidos disueltos, (mg/l) | 857.00 | | | Sólidos suspendidos, (mg/l) | 23.00 | | | pH (en laboratorio) | 7.70 | | | Conductividad específica, (µmhos/cm) | 1,299.00 | | | Temperatura, (°C) | 30.70 | | Río Colorado | Amonio (NH4), (mg N/l) | .05 | | | Coliformes fecales, (NMP/100 ml) | 446.00 | | | DBO (20°C 5d), (mg O2/l) | 1.57 | | | DQO (K2Cr2O7), (mg O2/l) | 8.49 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .03 | | | Oxígeno disuelto, (mg O2/l) | 8.11 | | | Sólidos disueltos, (mg/l) | 761.00 | | | Sólidos suspendidos, (mg/l) | 20.90 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 1,166.00 | | | Temperatura, (°C) | 23.30 | | Río Grijalva | Amonio (NH4), (mg N/l) | .07 | | | Coliformes fecales, (NMP/100 ml) | 9,771.00 | | | DBO (20°C 5d), (mg O2/l) | 2.25 | | | DQO (K2Cr2O7), (mg O2/l) | 30.58 | | | Nitratos (NO3), (mg N/l) | .13 | | | Ortofosfatos, (mg/l) | .03 | | | Oxígeno disuelto, (mg O2/l) | 6.08 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 29.70 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 1,486.00 | | | Temperatura, (°C) | 27.60 | | Río Lerma | Amonio (NH4), (mg N/l) | .75 | | | Coliformes fecales, (NMP/100 ml) | 1,000.00 | | | DBO (20°C 5d), (mg O2/l) | 11.00 | | | DQO (K2Cr2O7), (mg O2/l) | 58.00 | | | Nitratos (NO3), (mg N/l) | .26 | | | Ortofosfatos, (mg/l) | 2.83 | | | Oxígeno disuelto, (mg O2/l) | 6.60 | | | Sólidos disueltos, (mg/l) | 7.00 | | | Sólidos suspendidos, (mg/l) | 8.22 | | | pH (en laboratorio) | 8.20 | | | Conductividad específica, (µmhos/cm) | 620.00 | | | Temperatura, (°C) | 25.00 | | Río Pánuco | Amonio (NH4), (mg N/l) | .08 | | | Coliformes fecales, (NMP/100 ml) | 800.00 | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | 21.00 | | | Nitratos (NO3), (mg N/l) | .79 | | | Ortofosfatos, (mg/l) | .08 | | | Oxígeno disuelto, (mg O2/l) | 7.30 | | | Sólidos disueltos, (mg/l) | 324.00 | | | Sólidos suspendidos, (mg/l) | 416.00 | | | pH (en laboratorio) | 7.60 | | | Conductividad específica, (µmhos/cm) | 509.00 | | | Temperatura, (°C) | 27.80 | | Río San Juan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 4,515.00 | | | DBO (20°C 5d), (mg O2/l) | 10.70 | | | DQO (K2Cr2O7), (mg O2/l) | 33.30 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 13.40 | | | Sólidos disueltos, (mg/l) | 2,767.00 | | | Sólidos suspendidos, (mg/l) | 128.00 | | | pH (en laboratorio) | 8.80 | | | Conductividad específica, (µmhos/cm) | 3,979.00 | | | Temperatura, (°C) | 27.50 | | Río Tula | Amonio (NH4), (mg N/l) | .18 | | | Coliformes fecales, (NMP/100 ml) | 228,000.00 | | | DBO (20°C 5d), (mg O2/l) | 2.99 | | | DQO (K2Cr2O7), (mg O2/l) | 17.90 | | | Nitratos (NO3), (mg N/l) | 6.60 | | | Ortofosfatos, (mg/l) | .50 | | | Oxígeno disuelto, (mg O2/l) | 6.87 | | | Sólidos disueltos, (mg/l) | 1,022.00 | | | Sólidos suspendidos, (mg/l) | 44.50 | | | pH (en laboratorio) | 8.30 | | | Conductividad específica, (µmhos/cm) | 1,417.00 | | | Temperatura, (°C) | 21.50 | 2000 | Lago Almoloya | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 2,803.00 | | | DBO (20°C 5d), (mg O2/l) | 34.00 | | | DQO (K2Cr2O7), (mg O2/l) | 163.70 | | | Nitratos (NO3), (mg N/l) | .14 | | | Ortofosfatos, (mg/l) | 2.55 | | | Oxígeno disuelto, (mg O2/l) | 4.28 | | | Sólidos disueltos, (mg/l) | 498.20 | | | Sólidos suspendidos, (mg/l) | 50.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 1,011.00 | | | Temperatura, (°C) | 20.20 | | Lago Catemaco | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 6,202.00 | | | DBO (20°C 5d), (mg O2/l) | 5.05 | | | DQO (K2Cr2O7), (mg O2/l) | 24.44 | | | Nitratos (NO3), (mg N/l) | .06 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.35 | | | Sólidos disueltos, (mg/l) | 91.04 | | | Sólidos suspendidos, (mg/l) | 10.53 | | | pH (en laboratorio) | 7.25 | | | Conductividad específica, (µmhos/cm) | 124.00 | | | Temperatura, (°C) | 27.30 | | Lago Chairel | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 140.80 | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | 3.05 | | | Nitratos (NO3), (mg N/l) | .13 | | | Ortofosfatos, (mg/l) | .09 | | | Oxígeno disuelto, (mg O2/l) | 6.20 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 19.62 | | | pH (en laboratorio) | 8.20 | | | Conductividad específica, (µmhos/cm) | 2,404.00 | | | Temperatura, (°C) | 23.70 | | Lago Chapala | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 5.00 | | | DBO (20°C 5d), (mg O2/l) | 2.00 | | | DQO (K2Cr2O7), (mg O2/l) | 47.00 | | | Nitratos (NO3), (mg N/l) | .20 | | | Ortofosfatos, (mg/l) | .46 | | | Oxígeno disuelto, (mg O2/l) | 8.60 | | | Sólidos disueltos, (mg/l) | 802.00 | | | Sólidos suspendidos, (mg/l) | 66.00 | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | 1,127.00 | | | Temperatura, (°C) | 23.30 | | Lago Patzcuaro | Amonio (NH4), (mg N/l) | na | | | Coliformes fecales, (NMP/100 ml) | 532.00 | | | DBO (20°C 5d), (mg O2/l) | 12.20 | | | DQO (K2Cr2O7), (mg O2/l) | 29.07 | | | Nitratos (NO3), (mg N/l) | na | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 8.80 | | | Sólidos disueltos, (mg/l) | 507.00 | | | Sólidos suspendidos, (mg/l) | 43.00 | | | pH (en laboratorio) | 7.75 | | | Conductividad específica, (µmhos/cm) | 537.00 | | | Temperatura, (°C) | 22.00 | | Río Balsas | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 36,200.00 | | | DBO (20°C 5d), (mg O2/l) | 2.29 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 2.90 | | | Sólidos disueltos, (mg/l) | 2.76 | | | Sólidos suspendidos, (mg/l) | 59.00 | | | pH (en laboratorio) | 7.40 | | | Conductividad específica, (µmhos/cm) | nd | | | Temperatura, (°C) | 27.70 | | Río Bravo | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | 2.24 | | | DQO (K2Cr2O7), (mg O2/l) | 16.30 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.16 | | | Sólidos disueltos, (mg/l) | 796.00 | | | Sólidos suspendidos, (mg/l) | 6.33 | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | 1,253.00 | | | Temperatura, (°C) | 26.50 | | Río Colorado | Amonio (NH4), (mg N/l) | 7.60 | | | Coliformes fecales, (NMP/100 ml) | 236,000.00 | | | DBO (20°C 5d), (mg O2/l) | 5.53 | | | DQO (K2Cr2O7), (mg O2/l) | 28.00 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .16 | | | Oxígeno disuelto, (mg O2/l) | 6.81 | | | Sólidos disueltos, (mg/l) | 1,086.00 | | | Sólidos suspendidos, (mg/l) | 17.50 | | | pH (en laboratorio) | 7.65 | | | Conductividad específica, (µmhos/cm) | 1,674.00 | | | Temperatura, (°C) | 21.80 | | Río Grijalva | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 11,900.00 | | | DBO (20°C 5d), (mg O2/l) | 1.75 | | | DQO (K2Cr2O7), (mg O2/l) | 36.00 | | | Nitratos (NO3), (mg N/l) | .11 | | | Ortofosfatos, (mg/l) | .06 | | | Oxígeno disuelto, (mg O2/l) | 7.12 | | | Sólidos disueltos, (mg/l) | 220.00 | | | Sólidos suspendidos, (mg/l) | 164.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 345.00 | | | Temperatura, (°C) | 27.40 | | Río Lerma | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 4,017.00 | | | DBO (20°C 5d), (mg O2/l) | 30.00 | | | DQO (K2Cr2O7), (mg O2/l) | 63.50 | | | Nitratos (NO3), (mg N/l) | .55 | | | Ortofosfatos, (mg/l) | 2.83 | | | Oxígeno disuelto, (mg O2/l) | 2.21 | | | Sólidos disueltos, (mg/l) | 500.67 | | | Sólidos suspendidos, (mg/l) | 40.00 | | | pH (en laboratorio) | 7.50 | | | Conductividad específica, (µmhos/cm) | 435.00 | | | Temperatura, (°C) | 22.30 | | Río Pánuco | Amonio (NH4), (mg N/l) | .06 | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | 3.04 | | | DQO (K2Cr2O7), (mg O2/l) | 17.70 | | | Nitratos (NO3), (mg N/l) | .58 | | | Ortofosfatos, (mg/l) | .56 | | | Oxígeno disuelto, (mg O2/l) | 5.77 | | | Sólidos disueltos, (mg/l) | 704.00 | | | Sólidos suspendidos, (mg/l) | 135.30 | | | pH (en laboratorio) | 6.70 | | | Conductividad específica, (µmhos/cm) | 701.00 | | | Temperatura, (°C) | 27.30 | | Río Papaloapan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 17,500.00 | | | DBO (20°C 5d), (mg O2/l) | 2.02 | | | DQO (K2Cr2O7), (mg O2/l) | 8.76 | | | Nitratos (NO3), (mg N/l) | .52 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.23 | | | Sólidos disueltos, (mg/l) | 163.00 | | | Sólidos suspendidos, (mg/l) | 21.00 | | | pH (en laboratorio) | 7.50 | | | Conductividad específica, (µmhos/cm) | 235.00 | | | Temperatura, (°C) | 28.20 | | Río San Juan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | 8.38 | | | DQO (K2Cr2O7), (mg O2/l) | 41.20 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 10.60 | | | Sólidos disueltos, (mg/l) | 1,764.00 | | | Sólidos suspendidos, (mg/l) | 245.00 | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | 2,505.00 | | | Temperatura, (°C) | 18.20 | | Río Tula | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 94,000.00 | | | DBO (20°C 5d), (mg O2/l) | 12.70 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | nd | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 33.20 | | | pH (en laboratorio) | 8.30 | | | Conductividad específica, (µmhos/cm) | 1,720.00 | | | Temperatura, (°C) | 18.80 | | Río Jamapa | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 2,435.00 | | | DBO (20°C 5d), (mg O2/l) | 1.14 | | | DQO (K2Cr2O7), (mg O2/l) | 20.80 | | | Nitratos (NO3), (mg N/l) | .82 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.56 | | | Sólidos disueltos, (mg/l) | 168.00 | | | Sólidos suspendidos, (mg/l) | 13.80 | | | pH (en laboratorio) | 7.20 | | | Conductividad específica, (µmhos/cm) | 214.00 | | | Temperatura, (°C) | 28.80 | | Río Moctezuma | Amonio (NH4), (mg N/l) | 3.11 | | | Coliformes fecales, (NMP/100 ml) | 89.00 | | | DBO (20°C 5d), (mg O2/l) | 5.57 | | | DQO (K2Cr2O7), (mg O2/l) | 14.30 | | | Nitratos (NO3), (mg N/l) | 3.07 | | | Ortofosfatos, (mg/l) | 1.07 | | | Oxígeno disuelto, (mg O2/l) | 6.13 | | | Sólidos disueltos, (mg/l) | 980.00 | | | Sólidos suspendidos, (mg/l) | 7.25 | | | pH (en laboratorio) | 8.20 | | | Conductividad específica, (µmhos/cm) | 1,476.00 | | | Temperatura, (°C) | 24.40 | | Río Soto la Marina | Amonio (NH4), (mg N/l) | .11 | | | Coliformes fecales, (NMP/100 ml) | 188.00 | | | DBO (20°C 5d), (mg O2/l) | .41 | | | DQO (K2Cr2O7), (mg O2/l) | 9.00 | | | Nitratos (NO3), (mg N/l) | .38 | | | Ortofosfatos, (mg/l) | .02 | | | Oxígeno disuelto, (mg O2/l) | 7.45 | | | Sólidos disueltos, (mg/l) | 832.00 | | | Sólidos suspendidos, (mg/l) | 32.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 1,322.00 | | | Temperatura, (°C) | nd | 2001 | Lago Almoloya | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 2,408.00 | | | DBO (20°C 5d), (mg O2/l) | 66.90 | | | DQO (K2Cr2O7), (mg O2/l) | 160.00 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 4.68 | | | Sólidos disueltos, (mg/l) | 478.60 | | | Sólidos suspendidos, (mg/l) | 57.00 | | | pH (en laboratorio) | 8.30 | | | Conductividad específica, (µmhos/cm) | 977.00 | | | Temperatura, (°C) | 19.00 | | Lago Catemaco | Amonio (NH4), (mg N/l) | .07 | | | Coliformes fecales, (NMP/100 ml) | 275.00 | | | DBO (20°C 5d), (mg O2/l) | 6.76 | | | DQO (K2Cr2O7), (mg O2/l) | 24.77 | | | Nitratos (NO3), (mg N/l) | .39 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.65 | | | Sólidos disueltos, (mg/l) | 95.51 | | | Sólidos suspendidos, (mg/l) | 10.03 | | | pH (en laboratorio) | 8.50 | | | Conductividad específica, (µmhos/cm) | 124.00 | | | Temperatura, (°C) | 27.70 | | Lago Chairel | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 164.50 | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | 3.12 | | | Nitratos (NO3), (mg N/l) | .04 | | | Ortofosfatos, (mg/l) | .09 | | | Oxígeno disuelto, (mg O2/l) | 7.45 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 21.50 | | | pH (en laboratorio) | 8.50 | | | Conductividad específica, (µmhos/cm) | nd | | | Temperatura, (°C) | 27.10 | | Lago Chapala | Amonio (NH4), (mg N/l) | 1.26 | | | Coliformes fecales, (NMP/100 ml) | 4.63 | | | DBO (20°C 5d), (mg O2/l) | 3.59 | | | DQO (K2Cr2O7), (mg O2/l) | 58.43 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .75 | | | Oxígeno disuelto, (mg O2/l) | 8.10 | | | Sólidos disueltos, (mg/l) | 943.00 | | | Sólidos suspendidos, (mg/l) | 89.00 | | | pH (en laboratorio) | 8.75 | | | Conductividad específica, (µmhos/cm) | 1,460.00 | | | Temperatura, (°C) | 24.20 | | Lago Patzcuaro | Amonio (NH4), (mg N/l) | .30 | | | Coliformes fecales, (NMP/100 ml) | 10.00 | | | DBO (20°C 5d), (mg O2/l) | 11.24 | | | DQO (K2Cr2O7), (mg O2/l) | 20.66 | | | Nitratos (NO3), (mg N/l) | na | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.10 | | | Sólidos disueltos, (mg/l) | 689.00 | | | Sólidos suspendidos, (mg/l) | 63.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 1,073.00 | | | Temperatura, (°C) | 21.00 | | Lago El Rodeo | Amonio (NH4), (mg N/l) | .05 | | | Coliformes fecales, (NMP/100 ml) | 4,500.00 | | | DBO (20°C 5d), (mg O2/l) | 2.51 | | | DQO (K2Cr2O7), (mg O2/l) | 13.70 | | | Nitratos (NO3), (mg N/l) | .09 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.41 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 35.50 | | | pH (en laboratorio) | 8.60 | | | Conductividad específica, (µmhos/cm) | 143.00 | | | Temperatura, (°C) | 27.70 | | Río Balsas | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 6,133.00 | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.06 | | | Sólidos disueltos, (mg/l) | 148.00 | | | Sólidos suspendidos, (mg/l) | 22.50 | | | pH (en laboratorio) | 7.30 | | | Conductividad específica, (µmhos/cm) | 506.00 | | | Temperatura, (°C) | 28.50 | | Río Bravo | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 5,570.00 | | | DBO (20°C 5d), (mg O2/l) | 2.24 | | | DQO (K2Cr2O7), (mg O2/l) | 8.20 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.02 | | | Sólidos disueltos, (mg/l) | 728.00 | | | Sólidos suspendidos, (mg/l) | 7.40 | | | pH (en laboratorio) | 7.40 | | | Conductividad específica, (µmhos/cm) | 1,156.00 | | | Temperatura, (°C) | 24.20 | | Río Colorado | Amonio (NH4), (mg N/l) | .01 | | | Coliformes fecales, (NMP/100 ml) | 190.00 | | | DBO (20°C 5d), (mg O2/l) | 8.45 | | | DQO (K2Cr2O7), (mg O2/l) | 19.00 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .01 | | | Oxígeno disuelto, (mg O2/l) | 7.46 | | | Sólidos disueltos, (mg/l) | 874.00 | | | Sólidos suspendidos, (mg/l) | 11.20 | | | pH (en laboratorio) | 7.74 | | | Conductividad específica, (µmhos/cm) | 1,294.00 | | | Temperatura, (°C) | 22.20 | | Río Grijalva | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 24,000.00 | | | DBO (20°C 5d), (mg O2/l) | 1.33 | | | DQO (K2Cr2O7), (mg O2/l) | 28.00 | | | Nitratos (NO3), (mg N/l) | .08 | | | Ortofosfatos, (mg/l) | .10 | | | Oxígeno disuelto, (mg O2/l) | 5.00 | | | Sólidos disueltos, (mg/l) | 194.79 | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 8.20 | | | Conductividad específica, (µmhos/cm) | 241.00 | | | Temperatura, (°C) | 28.50 | | Río Lerma | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 4,076.00 | | | DBO (20°C 5d), (mg O2/l) | 7.31 | | | DQO (K2Cr2O7), (mg O2/l) | 44.40 | | | Nitratos (NO3), (mg N/l) | 1.27 | | | Ortofosfatos, (mg/l) | 1.01 | | | Oxígeno disuelto, (mg O2/l) | 6.04 | | | Sólidos disueltos, (mg/l) | 418.43 | | | Sólidos suspendidos, (mg/l) | 63.60 | | | pH (en laboratorio) | 7.70 | | | Conductividad específica, (µmhos/cm) | 562.00 | | | Temperatura, (°C) | 23.00 | | Río Pánuco | Amonio (NH4), (mg N/l) | .15 | | | Coliformes fecales, (NMP/100 ml) | 91.00 | | | DBO (20°C 5d), (mg O2/l) | 2.25 | | | DQO (K2Cr2O7), (mg O2/l) | 7.30 | | | Nitratos (NO3), (mg N/l) | .73 | | | Ortofosfatos, (mg/l) | .06 | | | Oxígeno disuelto, (mg O2/l) | 9.80 | | | Sólidos disueltos, (mg/l) | 668.00 | | | Sólidos suspendidos, (mg/l) | 68.00 | | | pH (en laboratorio) | 8.30 | | | Conductividad específica, (µmhos/cm) | 806.00 | | | Temperatura, (°C) | 28.40 | | Río Papaloapan | Amonio (NH4), (mg N/l) | .07 | | | Coliformes fecales, (NMP/100 ml) | 10,100.00 | | | DBO (20°C 5d), (mg O2/l) | 2.31 | | | DQO (K2Cr2O7), (mg O2/l) | 11.80 | | | Nitratos (NO3), (mg N/l) | .17 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.25 | | | Sólidos disueltos, (mg/l) | 140.00 | | | Sólidos suspendidos, (mg/l) | 12.60 | | | pH (en laboratorio) | 7.50 | | | Conductividad específica, (µmhos/cm) | 220.00 | | | Temperatura, (°C) | 26.50 | | Río San Juan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 460.00 | | | DBO (20°C 5d), (mg O2/l) | 4.75 | | | DQO (K2Cr2O7), (mg O2/l) | 27.00 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 8.19 | | | Sólidos disueltos, (mg/l) | 2,034.00 | | | Sólidos suspendidos, (mg/l) | 112.00 | | | pH (en laboratorio) | 8.20 | | | Conductividad específica, (µmhos/cm) | 2,830.00 | | | Temperatura, (°C) | 27.90 | | Río Tula | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 9,667.00 | | | DBO (20°C 5d), (mg O2/l) | 27.10 | | | DQO (K2Cr2O7), (mg O2/l) | 244.00 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | 6.56 | | | Oxígeno disuelto, (mg O2/l) | 8.40 | | | Sólidos disueltos, (mg/l) | 30.00 | | | Sólidos suspendidos, (mg/l) | 6.00 | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | 1,660.00 | | | Temperatura, (°C) | nd | | Río Jamapa | Amonio (NH4), (mg N/l) | .11 | | | Coliformes fecales, (NMP/100 ml) | 445.00 | | | DBO (20°C 5d), (mg O2/l) | 1.27 | | | DQO (K2Cr2O7), (mg O2/l) | 16.00 | | | Nitratos (NO3), (mg N/l) | .50 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.13 | | | Sólidos disueltos, (mg/l) | 179.00 | | | Sólidos suspendidos, (mg/l) | 11.10 | | | pH (en laboratorio) | 7.50 | | | Conductividad específica, (µmhos/cm) | 234.00 | | | Temperatura, (°C) | 26.90 | | Río Moctezuma | Amonio (NH4), (mg N/l) | .71 | | | Coliformes fecales, (NMP/100 ml) | 113.00 | | | DBO (20°C 5d), (mg O2/l) | 8.28 | | | DQO (K2Cr2O7), (mg O2/l) | 14.60 | | | Nitratos (NO3), (mg N/l) | 5.05 | | | Ortofosfatos, (mg/l) | .87 | | | Oxígeno disuelto, (mg O2/l) | 9.44 | | | Sólidos disueltos, (mg/l) | 1,046.00 | | | Sólidos suspendidos, (mg/l) | 6.80 | | | pH (en laboratorio) | 9.40 | | | Conductividad específica, (µmhos/cm) | 1,517.00 | | | Temperatura, (°C) | nd | | Río Soto la Marina | Amonio (NH4), (mg N/l) | .04 | | | Coliformes fecales, (NMP/100 ml) | 7,448.00 | | | DBO (20°C 5d), (mg O2/l) | .71 | | | DQO (K2Cr2O7), (mg O2/l) | 7.48 | | | Nitratos (NO3), (mg N/l) | .72 | | | Ortofosfatos, (mg/l) | .02 | | | Oxígeno disuelto, (mg O2/l) | 7.15 | | | Sólidos disueltos, (mg/l) | 801.00 | | | Sólidos suspendidos, (mg/l) | 25.80 | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | 1,128.00 | | | Temperatura, (°C) | 25.50 | 2002 | Lago Almoloya | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 491.00 | | | DBO (20°C 5d), (mg O2/l) | 32.13 | | | DQO (K2Cr2O7), (mg O2/l) | 159.60 | | | Nitratos (NO3), (mg N/l) | .27 | | | Ortofosfatos, (mg/l) | .96 | | | Oxígeno disuelto, (mg O2/l) | 4.72 | | | Sólidos disueltos, (mg/l) | 436.80 | | | Sólidos suspendidos, (mg/l) | 48.33 | | | pH (en laboratorio) | 7.50 | | | Conductividad específica, (µmhos/cm) | 868.00 | | | Temperatura, (°C) | 18.70 | | Lago Catemaco | Amonio (NH4), (mg N/l) | .03 | | | Coliformes fecales, (NMP/100 ml) | 2.00 | | | DBO (20°C 5d), (mg O2/l) | 5.15 | | | DQO (K2Cr2O7), (mg O2/l) | 42.50 | | | Nitratos (NO3), (mg N/l) | .22 | | | Ortofosfatos, (mg/l) | .07 | | | Oxígeno disuelto, (mg O2/l) | 7.55 | | | Sólidos disueltos, (mg/l) | 587.50 | | | Sólidos suspendidos, (mg/l) | 92.50 | | | pH (en laboratorio) | 8.65 | | | Conductividad específica, (µmhos/cm) | 794.00 | | | Temperatura, (°C) | 27.00 | | Lago Chairel | Amonio (NH4), (mg N/l) | .08 | | | Coliformes fecales, (NMP/100 ml) | 3.00 | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | 2.47 | | | Nitratos (NO3), (mg N/l) | .12 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.40 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 36.00 | | | pH (en laboratorio) | 7.80 | | | Conductividad específica, (µmhos/cm) | nd | | | Temperatura, (°C) | 26.00 | | Lago Chapala | Amonio (NH4), (mg N/l) | .35 | | | Coliformes fecales, (NMP/100 ml) | 7.77 | | | DBO (20°C 5d), (mg O2/l) | 2.32 | | | DQO (K2Cr2O7), (mg O2/l) | 65.33 | | | Nitratos (NO3), (mg N/l) | .22 | | | Ortofosfatos, (mg/l) | .54 | | | Oxígeno disuelto, (mg O2/l) | 7.40 | | | Sólidos disueltos, (mg/l) | 931.10 | | | Sólidos suspendidos, (mg/l) | 64.20 | | | pH (en laboratorio) | 8.87 | | | Conductividad específica, (µmhos/cm) | 1,368.70 | | | Temperatura, (°C) | 22.00 | | Lago Patzcuaro | Amonio (NH4), (mg N/l) | .32 | | | Coliformes fecales, (NMP/100 ml) | 2.00 | | | DBO (20°C 5d), (mg O2/l) | 21.00 | | | DQO (K2Cr2O7), (mg O2/l) | 35.14 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.75 | | | Sólidos disueltos, (mg/l) | 714.00 | | | Sólidos suspendidos, (mg/l) | 46.00 | | | pH (en laboratorio) | 8.25 | | | Conductividad específica, (µmhos/cm) | 1,016.00 | | | Temperatura, (°C) | 20.00 | | Lago El Rodeo | Amonio (NH4), (mg N/l) | .05 | | | Coliformes fecales, (NMP/100 ml) | 1,625.00 | | | DBO (20°C 5d), (mg O2/l) | 1.73 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | .03 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.51 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 25.00 | | | pH (en laboratorio) | 8.12 | | | Conductividad específica, (µmhos/cm) | 144.00 | | | Temperatura, (°C) | 27.30 | | Río Balsas | Amonio (NH4), (mg N/l) | .21 | | | Coliformes fecales, (NMP/100 ml) | 21,639.00 | | | DBO (20°C 5d), (mg O2/l) | 2.00 | | | DQO (K2Cr2O7), (mg O2/l) | 9.16 | | | Nitratos (NO3), (mg N/l) | .28 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.49 | | | Sólidos disueltos, (mg/l) | 375.54 | | | Sólidos suspendidos, (mg/l) | 12.87 | | | pH (en laboratorio) | 7.98 | | | Conductividad específica, (µmhos/cm) | 516.89 | | | Temperatura, (°C) | 29.00 | | Río Bravo | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 190.00 | | | DBO (20°C 5d), (mg O2/l) | 1.00 | | | DQO (K2Cr2O7), (mg O2/l) | 24.50 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 8.20 | | | Sólidos disueltos, (mg/l) | 748.80 | | | Sólidos suspendidos, (mg/l) | 10.66 | | | pH (en laboratorio) | 7.70 | | | Conductividad específica, (µmhos/cm) | 997.00 | | | Temperatura, (°C) | 23.40 | | Río Colorado | Amonio (NH4), (mg N/l) | .04 | | | Coliformes fecales, (NMP/100 ml) | 217.00 | | | DBO (20°C 5d), (mg O2/l) | .87 | | | DQO (K2Cr2O7), (mg O2/l) | 20.00 | | | Nitratos (NO3), (mg N/l) | .01 | | | Ortofosfatos, (mg/l) | .01 | | | Oxígeno disuelto, (mg O2/l) | 7.89 | | | Sólidos disueltos, (mg/l) | 875.00 | | | Sólidos suspendidos, (mg/l) | 9.58 | | | pH (en laboratorio) | 7.91 | | | Conductividad específica, (µmhos/cm) | 1,280.00 | | | Temperatura, (°C) | 21.10 | | Río Grijalva | Amonio (NH4), (mg N/l) | .16 | | | Coliformes fecales, (NMP/100 ml) | 20,500.00 | | | DBO (20°C 5d), (mg O2/l) | 1.80 | | | DQO (K2Cr2O7), (mg O2/l) | 11.40 | | | Nitratos (NO3), (mg N/l) | .12 | | | Ortofosfatos, (mg/l) | .08 | | | Oxígeno disuelto, (mg O2/l) | nd | | | Sólidos disueltos, (mg/l) | 276.00 | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 7.97 | | | Conductividad específica, (µmhos/cm) | 350.00 | | | Temperatura, (°C) | 26.30 | | Río Lerma | Amonio (NH4), (mg N/l) | 3.18 | | | Coliformes fecales, (NMP/100 ml) | 6,031.00 | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | 74.00 | | | Nitratos (NO3), (mg N/l) | 2.92 | | | Ortofosfatos, (mg/l) | 26.80 | | | Oxígeno disuelto, (mg O2/l) | 2.77 | | | Sólidos disueltos, (mg/l) | 486.00 | | | Sólidos suspendidos, (mg/l) | 325.00 | | | pH (en laboratorio) | 7.39 | | | Conductividad específica, (µmhos/cm) | 550.71 | | | Temperatura, (°C) | 23.80 | | Río Pánuco | Amonio (NH4), (mg N/l) | .03 | | | Coliformes fecales, (NMP/100 ml) | 75.00 | | | DBO (20°C 5d), (mg O2/l) | 2.47 | | | DQO (K2Cr2O7), (mg O2/l) | 7.77 | | | Nitratos (NO3), (mg N/l) | 1.22 | | | Ortofosfatos, (mg/l) | .14 | | | Oxígeno disuelto, (mg O2/l) | 8.67 | | | Sólidos disueltos, (mg/l) | 675.00 | | | Sólidos suspendidos, (mg/l) | 40.00 | | | pH (en laboratorio) | 8.44 | | | Conductividad específica, (µmhos/cm) | 898.00 | | | Temperatura, (°C) | 26.20 | | Río Papaloapan | Amonio (NH4), (mg N/l) | .20 | | | Coliformes fecales, (NMP/100 ml) | 430.00 | | | DBO (20°C 5d), (mg O2/l) | 4.80 | | | DQO (K2Cr2O7), (mg O2/l) | 44.35 | | | Nitratos (NO3), (mg N/l) | .04 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.00 | | | Sólidos disueltos, (mg/l) | 142.60 | | | Sólidos suspendidos, (mg/l) | 4.66 | | | pH (en laboratorio) | 7.12 | | | Conductividad específica, (µmhos/cm) | 237.93 | | | Temperatura, (°C) | 24.50 | | Río San Juan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 3,772.00 | | | DBO (20°C 5d), (mg O2/l) | 8.00 | | | DQO (K2Cr2O7), (mg O2/l) | 55.83 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 10.50 | | | Sólidos disueltos, (mg/l) | 2,502.00 | | | Sólidos suspendidos, (mg/l) | 254.00 | | | pH (en laboratorio) | 7.78 | | | Conductividad específica, (µmhos/cm) | 3,296.00 | | | Temperatura, (°C) | 26.80 | | Río Tula | Amonio (NH4), (mg N/l) | .15 | | | Coliformes fecales, (NMP/100 ml) | 46,800.00 | | | DBO (20°C 5d), (mg O2/l) | 6.59 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | 10.88 | | | Ortofosfatos, (mg/l) | 6.69 | | | Oxígeno disuelto, (mg O2/l) | 6.87 | | | Sólidos disueltos, (mg/l) | 1,127.00 | | | Sólidos suspendidos, (mg/l) | 37.00 | | | pH (en laboratorio) | 8.38 | | | Conductividad específica, (µmhos/cm) | 1,710.00 | | | Temperatura, (°C) | 21.50 | | Río Jamapa | Amonio (NH4), (mg N/l) | .20 | | | Coliformes fecales, (NMP/100 ml) | 36.00 | | | DBO (20°C 5d), (mg O2/l) | 1.68 | | | DQO (K2Cr2O7), (mg O2/l) | 15.00 | | | Nitratos (NO3), (mg N/l) | .26 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.00 | | | Sólidos disueltos, (mg/l) | 164.00 | | | Sólidos suspendidos, (mg/l) | 3.17 | | | pH (en laboratorio) | 7.35 | | | Conductividad específica, (µmhos/cm) | 315.00 | | | Temperatura, (°C) | 27.00 | | Río Moctezuma | Amonio (NH4), (mg N/l) | .74 | | | Coliformes fecales, (NMP/100 ml) | 140.00 | | | DBO (20°C 5d), (mg O2/l) | 5.90 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | 6.07 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.91 | | | Sólidos disueltos, (mg/l) | 1,020.00 | | | Sólidos suspendidos, (mg/l) | 5.00 | | | pH (en laboratorio) | 8.34 | | | Conductividad específica, (µmhos/cm) | nd | | | Temperatura, (°C) | 20.00 | | Río Soto la Marina | Amonio (NH4), (mg N/l) | .03 | | | Coliformes fecales, (NMP/100 ml) | 30.00 | | | DBO (20°C 5d), (mg O2/l) | 1.20 | | | DQO (K2Cr2O7), (mg O2/l) | 13.73 | | | Nitratos (NO3), (mg N/l) | 1.06 | | | Ortofosfatos, (mg/l) | .04 | | | Oxígeno disuelto, (mg O2/l) | 7.06 | | | Sólidos disueltos, (mg/l) | 815.00 | | | Sólidos suspendidos, (mg/l) | 32.00 | | | pH (en laboratorio) | 8.42 | | | Conductividad específica, (µmhos/cm) | 1,161.00 | | | Temperatura, (°C) | 24.60 | 2003 | Lago Almoloya | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 4,414.00 | | | DBO (20°C 5d), (mg O2/l) | 32.14 | | | DQO (K2Cr2O7), (mg O2/l) | 306.00 | | | Nitratos (NO3), (mg N/l) | .02 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.16 | | | Sólidos disueltos, (mg/l) | 444.40 | | | Sólidos suspendidos, (mg/l) | 66.20 | | | pH (en laboratorio) | 7.80 | | | Conductividad específica, (µmhos/cm) | 906.00 | | | Temperatura, (°C) | 17.40 | | Lago Catemaco | Amonio (NH4), (mg N/l) | .03 | | | Coliformes fecales, (NMP/100 ml) | 757.00 | | | DBO (20°C 5d), (mg O2/l) | 4.46 | | | DQO (K2Cr2O7), (mg O2/l) | 33.53 | | | Nitratos (NO3), (mg N/l) | .23 | | | Ortofosfatos, (mg/l) | .07 | | | Oxígeno disuelto, (mg O2/l) | 6.80 | | | Sólidos disueltos, (mg/l) | 656.50 | | | Sólidos suspendidos, (mg/l) | 109.50 | | | pH (en laboratorio) | 8.37 | | | Conductividad específica, (µmhos/cm) | 842.00 | | | Temperatura, (°C) | 25.00 | | Lago Chairel | Amonio (NH4), (mg N/l) | .19 | | | Coliformes fecales, (NMP/100 ml) | 15.00 | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | 2.91 | | | Nitratos (NO3), (mg N/l) | .26 | | | Ortofosfatos, (mg/l) | .10 | | | Oxígeno disuelto, (mg O2/l) | 7.05 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 37.00 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 1,892.00 | | | Temperatura, (°C) | 29.20 | | Lago Chapala | Amonio (NH4), (mg N/l) | 1.63 | | | Coliformes fecales, (NMP/100 ml) | 1.42 | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | 60.62 | | | Nitratos (NO3), (mg N/l) | .18 | | | Ortofosfatos, (mg/l) | .66 | | | Oxígeno disuelto, (mg O2/l) | 7.25 | | | Sólidos disueltos, (mg/l) | 896.70 | | | Sólidos suspendidos, (mg/l) | 61.50 | | | pH (en laboratorio) | 8.69 | | | Conductividad específica, (µmhos/cm) | 1,219.60 | | | Temperatura, (°C) | 23.00 | | Lago Patzcuaro | Amonio (NH4), (mg N/l) | .23 | | | Coliformes fecales, (NMP/100 ml) | .00 | | | DBO (20°C 5d), (mg O2/l) | 21.80 | | | DQO (K2Cr2O7), (mg O2/l) | 34.00 | | | Nitratos (NO3), (mg N/l) | .45 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.60 | | | Sólidos disueltos, (mg/l) | 621.00 | | | Sólidos suspendidos, (mg/l) | 82.00 | | | pH (en laboratorio) | 8.80 | | | Conductividad específica, (µmhos/cm) | 994.00 | | | Temperatura, (°C) | 20.00 | | Lago El Rodeo | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | nd | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | nd | | | Temperatura, (°C) | nd | | Río Balsas | Amonio (NH4), (mg N/l) | .05 | | | Coliformes fecales, (NMP/100 ml) | 127.50 | | | DBO (20°C 5d), (mg O2/l) | 1.05 | | | DQO (K2Cr2O7), (mg O2/l) | 11.22 | | | Nitratos (NO3), (mg N/l) | .05 | | | Ortofosfatos, (mg/l) | .23 | | | Oxígeno disuelto, (mg O2/l) | 6.89 | | | Sólidos disueltos, (mg/l) | 323.00 | | | Sólidos suspendidos, (mg/l) | 10.00 | | | pH (en laboratorio) | 8.13 | | | Conductividad específica, (µmhos/cm) | 469.00 | | | Temperatura, (°C) | 29.00 | | Río Bravo | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 12.00 | | | DBO (20°C 5d), (mg O2/l) | 2.00 | | | DQO (K2Cr2O7), (mg O2/l) | 14.00 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 9.50 | | | Sólidos disueltos, (mg/l) | 933.30 | | | Sólidos suspendidos, (mg/l) | 29.33 | | | pH (en laboratorio) | 7.92 | | | Conductividad específica, (µmhos/cm) | 1,541.00 | | | Temperatura, (°C) | 25.30 | | Río Colorado | Amonio (NH4), (mg N/l) | .05 | | | Coliformes fecales, (NMP/100 ml) | 43.00 | | | DBO (20°C 5d), (mg O2/l) | .83 | | | DQO (K2Cr2O7), (mg O2/l) | 17.00 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .01 | | | Oxígeno disuelto, (mg O2/l) | 7.65 | | | Sólidos disueltos, (mg/l) | 910.00 | | | Sólidos suspendidos, (mg/l) | 8.07 | | | pH (en laboratorio) | 8.14 | | | Conductividad específica, (µmhos/cm) | 1,322.00 | | | Temperatura, (°C) | 21.70 | | Río Grijalva | Amonio (NH4), (mg N/l) | .19 | | | Coliformes fecales, (NMP/100 ml) | 17,080.00 | | | DBO (20°C 5d), (mg O2/l) | 2.00 | | | DQO (K2Cr2O7), (mg O2/l) | 10.80 | | | Nitratos (NO3), (mg N/l) | .08 | | | Ortofosfatos, (mg/l) | .11 | | | Oxígeno disuelto, (mg O2/l) | 6.20 | | | Sólidos disueltos, (mg/l) | 290.00 | | | Sólidos suspendidos, (mg/l) | 90.00 | | | pH (en laboratorio) | 8.16 | | | Conductividad específica, (µmhos/cm) | 359.00 | | | Temperatura, (°C) | 29.00 | | Río Lerma | Amonio (NH4), (mg N/l) | 2.60 | | | Coliformes fecales, (NMP/100 ml) | 5,260.00 | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | 46.83 | | | Nitratos (NO3), (mg N/l) | 2.08 | | | Ortofosfatos, (mg/l) | 1.26 | | | Oxígeno disuelto, (mg O2/l) | 4.56 | | | Sólidos disueltos, (mg/l) | 359.00 | | | Sólidos suspendidos, (mg/l) | 136.30 | | | pH (en laboratorio) | 7.06 | | | Conductividad específica, (µmhos/cm) | 522.00 | | | Temperatura, (°C) | 23.50 | | Río Pánuco | Amonio (NH4), (mg N/l) | .03 | | | Coliformes fecales, (NMP/100 ml) | 1,353.00 | | | DBO (20°C 5d), (mg O2/l) | 3.35 | | | DQO (K2Cr2O7), (mg O2/l) | 8.90 | | | Nitratos (NO3), (mg N/l) | .59 | | | Ortofosfatos, (mg/l) | .22 | | | Oxígeno disuelto, (mg O2/l) | 9.90 | | | Sólidos disueltos, (mg/l) | 1,027.00 | | | Sólidos suspendidos, (mg/l) | 53.00 | | | pH (en laboratorio) | 8.42 | | | Conductividad específica, (µmhos/cm) | 812.00 | | | Temperatura, (°C) | 29.70 | | Río Papaloapan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 16,466.00 | | | DBO (20°C 5d), (mg O2/l) | 1.96 | | | DQO (K2Cr2O7), (mg O2/l) | 14.75 | | | Nitratos (NO3), (mg N/l) | .34 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.30 | | | Sólidos disueltos, (mg/l) | 135.00 | | | Sólidos suspendidos, (mg/l) | 11.10 | | | pH (en laboratorio) | 6.70 | | | Conductividad específica, (µmhos/cm) | 263.65 | | | Temperatura, (°C) | 26.50 | | Río San Juan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 130.00 | | | DBO (20°C 5d), (mg O2/l) | 3.50 | | | DQO (K2Cr2O7), (mg O2/l) | 23.30 | | | Nitratos (NO3), (mg N/l) | 1.41 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.50 | | | Sólidos disueltos, (mg/l) | 2,038.00 | | | Sólidos suspendidos, (mg/l) | 53.00 | | | pH (en laboratorio) | 8.12 | | | Conductividad específica, (µmhos/cm) | 2,709.00 | | | Temperatura, (°C) | 24.16 | | Río Tula | Amonio (NH4), (mg N/l) | 8.13 | | | Coliformes fecales, (NMP/100 ml) | 74,150.00 | | | DBO (20°C 5d), (mg O2/l) | 6.66 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | 1.40 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 6.64 | | | Sólidos disueltos, (mg/l) | 255.00 | | | Sólidos suspendidos, (mg/l) | 285.00 | | | pH (en laboratorio) | 8.48 | | | Conductividad específica, (µmhos/cm) | nd | | | Temperatura, (°C) | 21.50 | | Río Jamapa | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 86,810.00 | | | DBO (20°C 5d), (mg O2/l) | 2.27 | | | DQO (K2Cr2O7), (mg O2/l) | 34.00 | | | Nitratos (NO3), (mg N/l) | 13.29 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.91 | | | Sólidos disueltos, (mg/l) | 159.00 | | | Sólidos suspendidos, (mg/l) | 77.00 | | | pH (en laboratorio) | 6.91 | | | Conductividad específica, (µmhos/cm) | 180.00 | | | Temperatura, (°C) | 26.60 | | Río Moctezuma | Amonio (NH4), (mg N/l) | .09 | | | Coliformes fecales, (NMP/100 ml) | 34.00 | | | DBO (20°C 5d), (mg O2/l) | 5.13 | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | 3.75 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 3.99 | | | Sólidos disueltos, (mg/l) | 993.00 | | | Sólidos suspendidos, (mg/l) | 19.00 | | | pH (en laboratorio) | 8.34 | | | Conductividad específica, (µmhos/cm) | nd | | | Temperatura, (°C) | 20.00 | | Río Soto la Marina | Amonio (NH4), (mg N/l) | .03 | | | Coliformes fecales, (NMP/100 ml) | 267.00 | | | DBO (20°C 5d), (mg O2/l) | 1.20 | | | DQO (K2Cr2O7), (mg O2/l) | 13.86 | | | Nitratos (NO3), (mg N/l) | .66 | | | Ortofosfatos, (mg/l) | .02 | | | Oxígeno disuelto, (mg O2/l) | 6.20 | | | Sólidos disueltos, (mg/l) | 700.00 | | | Sólidos suspendidos, (mg/l) | 45.00 | | | pH (en laboratorio) | 8.22 | | | Conductividad específica, (µmhos/cm) | 1,034.00 | | | Temperatura, (°C) | 28.20 | 2004 | Lago Almoloya | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 333.00 | | | DBO (20°C 5d), (mg O2/l) | 64.00 | | | DQO (K2Cr2O7), (mg O2/l) | 473.00 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.34 | | | Sólidos disueltos, (mg/l) | 408.00 | | | Sólidos suspendidos, (mg/l) | 38.40 | | | pH (en laboratorio) | 8.16 | | | Conductividad específica, (µmhos/cm) | 739.66 | | | Temperatura, (°C) | 16.60 | | Lago Catemaco | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 54.50 | | | DBO (20°C 5d), (mg O2/l) | 3.40 | | | DQO (K2Cr2O7), (mg O2/l) | 34.00 | | | Nitratos (NO3), (mg N/l) | .21 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 8.90 | | | Sólidos disueltos, (mg/l) | 479.00 | | | Sólidos suspendidos, (mg/l) | 45.00 | | | pH (en laboratorio) | 7.55 | | | Conductividad específica, (µmhos/cm) | 661.00 | | | Temperatura, (°C) | 27.00 | | Lago Chairel | Amonio (NH4), (mg N/l) | .35 | | | Coliformes fecales, (NMP/100 ml) | 2,173.00 | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | 2.50 | | | Nitratos (NO3), (mg N/l) | .01 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 8.10 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | 32.50 | | | pH (en laboratorio) | 8.05 | | | Conductividad específica, (µmhos/cm) | nd | | | Temperatura, (°C) | 25.95 | | Lago Chapala | Amonio (NH4), (mg N/l) | .92 | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | 1.94 | | | DQO (K2Cr2O7), (mg O2/l) | 40.00 | | | Nitratos (NO3), (mg N/l) | 2.58 | | | Ortofosfatos, (mg/l) | .64 | | | Oxígeno disuelto, (mg O2/l) | 6.77 | | | Sólidos disueltos, (mg/l) | 575.70 | | | Sólidos suspendidos, (mg/l) | 48.80 | | | pH (en laboratorio) | 8.43 | | | Conductividad específica, (µmhos/cm) | 750.10 | | | Temperatura, (°C) | 23.80 | | Lago Patzcuaro | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 2.00 | | | DBO (20°C 5d), (mg O2/l) | 19.80 | | | DQO (K2Cr2O7), (mg O2/l) | 29.00 | | | Nitratos (NO3), (mg N/l) | .18 | | | Ortofosfatos, (mg/l) | .01 | | | Oxígeno disuelto, (mg O2/l) | 6.60 | | | Sólidos disueltos, (mg/l) | 603.00 | | | Sólidos suspendidos, (mg/l) | 71.00 | | | pH (en laboratorio) | 8.80 | | | Conductividad específica, (µmhos/cm) | 990.00 | | | Temperatura, (°C) | 20.00 | | Lago El Rodeo | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | nd | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | nd | | | Conductividad específica, (µmhos/cm) | nd | | | Temperatura, (°C) | nd | | Río Balsas | Amonio (NH4), (mg N/l) | .05 | | | Coliformes fecales, (NMP/100 ml) | 680.00 | | | DBO (20°C 5d), (mg O2/l) | 1.66 | | | DQO (K2Cr2O7), (mg O2/l) | 6.81 | | | Nitratos (NO3), (mg N/l) | .33 | | | Ortofosfatos, (mg/l) | .30 | | | Oxígeno disuelto, (mg O2/l) | 6.12 | | | Sólidos disueltos, (mg/l) | 363.00 | | | Sólidos suspendidos, (mg/l) | 10.50 | | | pH (en laboratorio) | 8.00 | | | Conductividad específica, (µmhos/cm) | 510.80 | | | Temperatura, (°C) | 28.00 | | Río Bravo | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 606.00 | | | DBO (20°C 5d), (mg O2/l) | 3.00 | | | DQO (K2Cr2O7), (mg O2/l) | 16.60 | | | Nitratos (NO3), (mg N/l) | .18 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 9.00 | | | Sólidos disueltos, (mg/l) | 879.33 | | | Sólidos suspendidos, (mg/l) | 68.00 | | | pH (en laboratorio) | 7.64 | | | Conductividad específica, (µmhos/cm) | 1,348.00 | | | Temperatura, (°C) | 25.66 | | Río Colorado | Amonio (NH4), (mg N/l) | .05 | | | Coliformes fecales, (NMP/100 ml) | 101.00 | | | DBO (20°C 5d), (mg O2/l) | .87 | | | DQO (K2Cr2O7), (mg O2/l) | 19.81 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | .04 | | | Oxígeno disuelto, (mg O2/l) | 7.51 | | | Sólidos disueltos, (mg/l) | 976.63 | | | Sólidos suspendidos, (mg/l) | 8.27 | | | pH (en laboratorio) | 7.97 | | | Conductividad específica, (µmhos/cm) | 1,420.80 | | | Temperatura, (°C) | 22.00 | | Río Grijalva | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | nd | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.46 | | | Sólidos disueltos, (mg/l) | nd | | | Sólidos suspendidos, (mg/l) | nd | | | pH (en laboratorio) | 7.50 | | | Conductividad específica, (µmhos/cm) | 295.00 | | | Temperatura, (°C) | 29.06 | | Río Lerma | Amonio (NH4), (mg N/l) | 1.40 | | | Coliformes fecales, (NMP/100 ml) | nd | | | DBO (20°C 5d), (mg O2/l) | 4.88 | | | DQO (K2Cr2O7), (mg O2/l) | 51.62 | | | Nitratos (NO3), (mg N/l) | 1.60 | | | Ortofosfatos, (mg/l) | .92 | | | Oxígeno disuelto, (mg O2/l) | 4.94 | | | Sólidos disueltos, (mg/l) | 383.87 | | | Sólidos suspendidos, (mg/l) | 217.37 | | | pH (en laboratorio) | 7.59 | | | Conductividad específica, (µmhos/cm) | 493.22 | | | Temperatura, (°C) | 24.62 | | Río Pánuco | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 2,531.00 | | | DBO (20°C 5d), (mg O2/l) | 1.00 | | | DQO (K2Cr2O7), (mg O2/l) | 4.00 | | | Nitratos (NO3), (mg N/l) | .81 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 8.55 | | | Sólidos disueltos, (mg/l) | 604.50 | | | Sólidos suspendidos, (mg/l) | 30.00 | | | pH (en laboratorio) | 7.80 | | | Conductividad específica, (µmhos/cm) | 786.00 | | | Temperatura, (°C) | 27.55 | | Río Papaloapan | Amonio (NH4), (mg N/l) | 2.00 | | | Coliformes fecales, (NMP/100 ml) | 1,691.66 | | | DBO (20°C 5d), (mg O2/l) | 5.00 | | | DQO (K2Cr2O7), (mg O2/l) | 5.00 | | | Nitratos (NO3), (mg N/l) | .20 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.34 | | | Sólidos disueltos, (mg/l) | 136.56 | | | Sólidos suspendidos, (mg/l) | 8.27 | | | pH (en laboratorio) | 7.72 | | | Conductividad específica, (µmhos/cm) | 228.98 | | | Temperatura, (°C) | 26.00 | | Río San Juan | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 7,000.00 | | | DBO (20°C 5d), (mg O2/l) | 10.00 | | | DQO (K2Cr2O7), (mg O2/l) | 22.00 | | | Nitratos (NO3), (mg N/l) | nd | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 8.00 | | | Sólidos disueltos, (mg/l) | 2,142.00 | | | Sólidos suspendidos, (mg/l) | 167.00 | | | pH (en laboratorio) | 7.79 | | | Conductividad específica, (µmhos/cm) | 2,789.50 | | | Temperatura, (°C) | 26.00 | | Río Tula | Amonio (NH4), (mg N/l) | .06 | | | Coliformes fecales, (NMP/100 ml) | 9,000.00 | | | DBO (20°C 5d), (mg O2/l) | nd | | | DQO (K2Cr2O7), (mg O2/l) | 31.80 | | | Nitratos (NO3), (mg N/l) | 9.89 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.98 | | | Sólidos disueltos, (mg/l) | 1,030.00 | | | Sólidos suspendidos, (mg/l) | 42.00 | | | pH (en laboratorio) | 8.55 | | | Conductividad específica, (µmhos/cm) | nd | | | Temperatura, (°C) | 22.00 | | Río Jamapa | Amonio (NH4), (mg N/l) | 2.00 | | | Coliformes fecales, (NMP/100 ml) | 1,043.00 | | | DBO (20°C 5d), (mg O2/l) | 5.00 | | | DQO (K2Cr2O7), (mg O2/l) | 9.30 | | | Nitratos (NO3), (mg N/l) | .58 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.29 | | | Sólidos disueltos, (mg/l) | 161.46 | | | Sólidos suspendidos, (mg/l) | 12.00 | | | pH (en laboratorio) | 7.28 | | | Conductividad específica, (µmhos/cm) | 271.50 | | | Temperatura, (°C) | 28.70 | | Río Moctezuma | Amonio (NH4), (mg N/l) | 1.36 | | | Coliformes fecales, (NMP/100 ml) | 32.50 | | | DBO (20°C 5d), (mg O2/l) | 9.83 | | | DQO (K2Cr2O7), (mg O2/l) | 17.45 | | | Nitratos (NO3), (mg N/l) | .16 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 5.58 | | | Sólidos disueltos, (mg/l) | 608.00 | | | Sólidos suspendidos, (mg/l) | 9.00 | | | pH (en laboratorio) | 7.90 | | | Conductividad específica, (µmhos/cm) | 1,204.00 | | | Temperatura, (°C) | 20.50 | | Río Soto la Marina | Amonio (NH4), (mg N/l) | nd | | | Coliformes fecales, (NMP/100 ml) | 1,170.00 | | | DBO (20°C 5d), (mg O2/l) | 1.01 | | | DQO (K2Cr2O7), (mg O2/l) | 12.00 | | | Nitratos (NO3), (mg N/l) | 1.06 | | | Ortofosfatos, (mg/l) | nd | | | Oxígeno disuelto, (mg O2/l) | 7.40 | | | Sólidos disueltos, (mg/l) | 874.00 | | | Sólidos suspendidos, (mg/l) | 16.00 | | | pH (en laboratorio) | 7.50 | | | Conductividad específica, (µmhos/cm) | 1,265.00 | | | Temperatura, (°C) | 25.90 | | |