| Approach | TDS | MDS | ||||||
| Model | AQI | WQIadd | WQIcom | NQI | AQI | WQIadd | WQIcom | NQI |
| Min | 0.34 | 0.35 | 0.37 | 0.25 | 0.36 | 0.36 | 0.36 | 0.20 |
| Max | 0.50 | 0.50 | 0.43 | 0.31 | 0.55 | 0.55 | 0.45 | 0.29 |
| Mean | 0.41 | 0.40 | 0.40 | 0.28 | 0.43 | 0.43 | 0.39 | 0.23 |
| SI | 1.45 | 1.46 | 1.17 | 1.24 | 1.53 | 1.53 | 1.27 | 1.40 |