| Category | Parameters | Rating | Weight Factor |
| Health hazard | Total coliform | 4 | 0.114 |
|
| Cadmium | 3 | 0.086 |
|
| Cyanide | 3 | 0.086 |
|
| Mercury | 3 | 0.086 |
|
| Selenium | 3 | 0.086 |
|
| Arsenic | 4 | 0.113 |
|
| Fluoride | 3 | 0.086 |
|
| Nitrate-nitrogen | 3 | 0.086 |
| Operational | Dissolved oxygen | 4 | 0.114 |
| Monitoring | pH | 1 | 0.029 |
| Oxygen | BOD5 | 2 | 0.057 |
| Depletion | Total phosphorus | 2 | 0.057 |