Watersheds | Nitrate | Nitrite | ||
Season | Pre-Monsoon | Post-Monsoon | Pre-monsoon | Post-Monsoon |
Middle Karnali | 7.45 ± 0.13 | 2.64 ± 4.03 | 0.03 ± 0.01 | 0.15 ± 0.20 |
Rangun | 9.58 ± 11.36 | 2.17 ± 1.27 | 0.003 ± 0.01 | 0.17 ± 0.17 |
Thuligad | 9.72 ± 11.94 | 1.27 ± 0.98 | 0.001 ± 0.01 | 0.11 ± 0.13 |
Bogatan-Lagam | 3.19 ± 4.97 | 3.70 ± 7.25 | 0.01 ± 0.01 | 0.06 ± 0.12 |
Jhimruk | 3.50 ± 4.05 | 2.98 ± 2.31 | 0.01 ± 0.02 | 0.04 ± 0.05 |