(a) | Bepanda | Logpom | Ndogpassi | Ndogbong | WHO (2004) limit |
pH | 3.5 - 6.9 | 4.5 - 6.09 | 4.08 - 5.8 | 4.34 - 7.2 | 6.5 - 8.5 |
EC (µS/cm) | 332 - 1646 | 42 - 250.8 | 25.5 - 126 | 103 - 483 | 750 |
Ca (mg/l) | 14.6 - 76.2 | 1.26 - 19.76 | 1.3 -18.9 | 2.2 - 101.6 | 75 |
Mg (mg/l) | 1.3 - 25.3 | 0.54 - 15.84 | 0.3 - 1.1 | 0.5 - 3.31 | 30 |
Na (mg/l) | 32.2 - 170.9 | 2.7 - 20.6 | 2.0 - 16.24 | 8.1 - 38.5 | 200 |
K (mg/l) | 2.2 - 33.5 | 0.1 - 6.9 | 0.3 - 6.1 | 2.7 - 28.9 | 100 |
Cl (mg/l) | 33.6 - 162 | 0.1 - 1.8 | 1.8 - 13.8 | 2.3 - 21.5 | 250 |
NO3 (mg/l) | 72 - 241.1 | 0.6 - 27 | 0.6 - 40.9 | 16.6 - 165.1 | 50 |
SO4 (mg/l) | 0 - 62.6 | 1 - 58 | 0 - 14.8 | 0 - 29.3 | 250 |
HCO3 (mg/l) | 0 - 244 | 15.25 - 119.15 | 0 - 63.25 | 6.1 - 284.3 | 200 |
(b) | Bepanda | Logpom | Ndogpassi | Ndogbong | WHO (2004) limit |
pH | 92.3 | 100 |
| 85.7 | 6.5 - 8.5 |
EC (µS/cm) | 38.5 | 0.0 | 0.0 | 0.0 | 750 |
Ca (mg/l) | 7.7 | 0.0 | 0.0 | 9.5 | 75 |
Mg (mg/l) | 0.0 | 0.0 | 0.0 | 0.0 | 30 |
Na (mg/l) | 0.0 | 0.0 | 0.0 | 0.0 | 200 |
K (mg/l) | 0.0 | 0.0 | 0.0 | 0.0 | 100 |
Cl (mg/l) | 0.0 | 0.0 | 0.0 | 0.0 | 250 |
NO3 (mg/l) | 100 | 0.0 | 10 | 47.6 | 50 |
SO4 (mg/l) | 0.0 | 0.0 | 0.0 | 0.0 | 250 |
HCO3 (mg/l) | 7.7 | 0.0 | 0.0 | 9.5 | 200 |