| Water quality parameters | Original weights from NSF WQI | Modified weights by CPCB |
| DO | 0.17 | 0.31 |
| FC | 0.15 | 0.28 |
| pH | 0.12 | 0.22 |
| BOD | 0.1 | 0.19 |
| Total | 0.54 | 1.00 |