Parameter | Mean physicochemical parameters at determined sampling distances from the sanitary pits | [13] Permissible limits | |||
3 m | 6 m | 10 m | F test p value | ||
pH | 5.90 ± 0.12 | 6.31 ± 0.11 | 0.03 | 6.5 ± 8.5 | 6.5 ± 8.5 |
Turbidity (NTU) | 6.634 ± 0.41 | 6.634 ± 0.22 | 1.92 ± 0.16 | 0.01 | 5 |
Electrical conductivity (µS/cm) | 303.91 ± 10.62 | 211.42 ± 17.61 | 122.03 ± 3.64 | 0.02 | 1000 |
Total dissolved solids (mg/L) | 261.90 ± 17.20 | 185.95 ± 4.62 | 100.06 ± 2.13 | 0.02 | 250 |
Nitrate (mg/L) | 4.68 ± 0.37 | 2.29 ± 0.15 | 1.21 ± 0.11 | 0.02 | 50 |
Sulphate (mg/L) | 49.61 ± 2.02 | 38.77 ± 2.10 | 28.89 ± 0.81 | 0.01 | 250 |