Parameter (n = 10) | Water source | Min. | Max. | SD | Mean ± SE | CV (%) | p-value for F test | Guideline value |
Temperature (oC) | Borehole (Nyam. S.S) | 22.30 | 23.50 | 0.57 | 22.98 ± 0.29 | 2.50 | 0.00 | 15˚C* |
Borehole (Shud. S.S) | 21.60 | 22.90 | 0.41 | 22.34 ± 0.13 | 1.84 | |||
Spring (Kisw) | 21.30 | 23.00 | 0.52 | 22.38 ± 0.16 | 2.32 | |||
Spring (Kise) | 22.60 | 24.90 | 0.72 | 23.45 ± 0.23 | 3.07 | |||
Well ( Kise) | 18.50 | 21.70 | 1.01 | 20.79 ± 0.32 | 4.84 | |||
Shallow well (Nyam) | 21.70 | 22.60 | 0.31 | 22.17 ± 0.10 | 1.38 | |||
Rainwater | 17.20 | 18.80 | 0.54 | 18.07 ± 0.17 | 2.98 | |||
pH | Borehole (Nyam. S.S) | 6.19 | 6.77 | 0.22 | 6.37 ± 0.07 | 3.42 | 0.00 | 6.5 - 9.5* |
Borehole (Shud. S.S) | 5.50 | 6.53 | 0.29 | 5.74 ± 0.09 | 5.06 | |||
Spring (Kisw) | 6.17 | 6.29 | 0.03 | 6.21 ± 0.01 | 0.56 | |||
Spring (Kise) | 6.65 | 7.02 | 0.14 | 6.77 ± 0.04 | 2.08 | |||
Well ( Kise) | 4.49 | 6.70 | 0.64 | 6.31 ± 0.20 | 10.18 | |||
Shallow well (Nyam) | 7.23 | 7.70 | 0.13 | 7.54 ± 0.04 | 1.71 | |||
Rainwater | 5.80 | 6.70 | 0.32 | 6.21 ± 0.10 | 5.16 | |||
Dissolved Oxygen (mg/L) | Borehole (Nyam. S.S) | 5.30 | 8.60 | 1.08 | 7.42 ± 0.34 | 14.57 | 0.00 | 10 - 12 mg/l* |
Borehole (Shud. S.S) | 5.10 | 14.20 | 2.83 | 10.41 ± 0.90 | 27.22 | |||
Spring (Kisw) | 8.00 | 15.60 | 3.15 | 10.28 ± 10 | 30.61 | |||
Spring (Kise) | 1.90 | 6.30 | 1.20 | 4.84 ± 0.38 | 24.76 | |||
Well ( Kise) | 9.00 | 18.10 | 3.01 | 12.86 ± 0.95 | 23.37 | |||
Shallow well (Nyam) | 3.20 | 6.30 | 1.01 | 5.07 ± 0.32 | 19.86 | |||
Rainwater | 9.30 | 10.00 | 0.22 | 9.54 ± 0.07 | 2.33 | |||
BOD (mg/L) | Borehole (Nyam. S.S) | 4.00 | 7.00 | 1.10 | 5.59 ± 0.35 | 19.60 | 0.00 | 3 - 6 mg/l*** |
Borehole (Shud. S.S) | 3.10 | 12.00 | 3.33 | 7.71 ± 1.05 | 43.19 | |||
Spring (Kisw) | 4.00 | 9.10 | 1.69 | 5.98 ± 0.54 | 28.34 | |||
Spring (Kise) | 0.50 | 3.10 | 0.86 | 2.16 ± 0.27 | 39.72 | |||
Well ( Kise) | 3.20 | 8.90 | 2.09 | 6.72 ± 0.66 | 31.10 | |||
Shallow well (Nyam) | 1.80 | 5.40 | 1.10 | 4.14 ± 0.35 | 26.59 | |||
Rainwater | 1.30 | 2.50 | 0.36 | 1.83 ± 0.11 | 19.79 | |||
Total Dissolved Solids (mg/L) | Borehole (Nyam. S.S) | 256.00 | 380.00 | 32.74 | 297.70 ± 10.35 | 11.00 | 0.00 | 1000 mg/l* |
Borehole (Shud. S.S) | 272.00 | 348.00 | 22.51 | 298.40 ± 7.12 | 7.54 | |||
Spring (Kisw) | 345.00 | 357.00 | 3.63 | 350.10 ± 1.15 | 1.04 | |||
Spring (Kise) | 557.00 | 579.00 | 6.61 | 569.20 ± 2.09 | 1.16 | |||
Well ( Kise) | 347.00 | 370.00 | 6.03 | 357.90 ± 1.91 | 1.68 | |||
Shallow well (Nyam) | 250.00 | 268.00 | 5.53 | 257.80 ± 1.75 | 2.15 | |||
Rainwater | 12.00 | 55.00 | 13.28 | 33.40 ± 4.20 | 39.78 |