Parameter | Boreholes | Shallow Wells | ||||
T | Df | P-Value | T | df | P-Value | |
Temperature (˚C) | −1.36 | 29 | 0.18 | −8.491 | 16 | 0.000 |
pH | 0.75 | 29 | 0.46 | 5.514 | 16 | 0.000 |
Electrical Conductivity (μS/cm) | −3.85 | 29 | 0.00** | 7.491 | 16 | 0.000 |
Turbidity (NTU) | −7.99 | 29 | 0.00** | 9.618 | 16 | 0.000 |
Total Dissolved solids (mg/l) | 0.11 | 29 | 0.91 | 6.252 | 16 | 0.000 |
Dissolved Oxygen (mg/l) | −0.49 | 29 | 0.63 | 6.942 | 16 | 0.000 |
Total Hardness (mg/l) | −5.82 | 29 | 0.00** | 6.810 | 16 | 0.000 |
Total Alkalinity (mg/l) | −1.44 | 29 | 0.16 | 3.847 | 16 | 0.001 |
Magnesium (mg/l) | −1.21 | 29 | 0.24 | −2.101 | 16 | 0.052** |
Calcium (mg/l) | −2.35 | 29 | 0.03** | 7.341 | 16 | 0.000 |
Sodium (mg/l) | −1.30 | 29 | 0.20 | 3.896 | 16 | 0.001 |
Potassium (mg/l) | −2.06 | 29 | 0.05 | 7.499 | 16 | 0.000 |
Iron (mg/l) | −2.42 | 29 | 0.02** | 6.395 | 16 | 0.000 |
Fluoride (mg/l) | −8.70 | 29 | 1.41 | 12.222 | 16 | 0.000 |
Chloride (mg/l) | −6.44 | 29 | 4.86 | 10.259 | 16 | 0.000 |
Nitrate (mg/l) | −6.44 | 29 | 4.85 | 9.483 | 16 | 0.000 |
Sulphate (mg/l) | −4.33 | 29 | 4.18 | 10.103 | 16 | 0.000 |