| Statistical | Minimum | Maximum | Average | Standard deviation (n) | Coefficient of variation (n) |
| NTK | 0.200 | 5750 | 1194 | 1433 | 1201 |
| Ammonium | 0.155 | 0.245 | 0.215 | 0.027 | 0.126 |
| Nitrate | 3500 | 19,700 | 7836 | 4731 | 0.604 |
| Nitrite | 0.006 | 0.031 | 0.018 | 0.006 | 0.316 |
| Orthophosphate | 0.012 | 0.035 | 0.020 | 0.006 | 0.293 |
| Total phosphate | 0.025 | 0.915 | 0.114 | 0.223 | 1963 |
| COD | 7000 | 225,000 | 89,929 | 63,707 | 0.708 |
| BOD5 | 4000 | 81,000 | 36,993 | 31,948 | 0.864 |
| Sodium | 10,130 | 10,130 | 10,130 | 0.000 | 0.000 |
| Potassium | 13,510 | 13,510 | 13,510 | 0.000 | 0.000 |