Water quality parameters | Unit | Sampling station (SS) | Max. | Min. | Avg. | Stand. Dev. | ||
SS-1 | SS-2 | SS-3 | ||||||
pH | - | 7.27 | 7.35 | 7.49 | 7.49 | 7.27 | 7.37 | 0.09 |
DO | mg/l | 0.74 | 0.79 | 0.69 | 0.79 | 0.69 | 0.74 | 0.04 |
BOD5 | mg/l | 59 | 126 | 226 | 226 | 59 | 137.00 | 68.62 |
COD | mg/l | 320 | 420 | 435 | 435 | 320 | 391.67 | 51.04 |
TDS | mg/l | 1800 | 1950 | 2525 | 2525 | 1800 | 2091.67 | 312.47 |
TSS | mg/l | 120 | 150 | 190 | 190 | 120 | 153.33 | 28.67 |
Hardness as CaCO3 | mg/l | 148 | 128 | 116 | 148 | 116 | 130.67 | 13.20 |
Alkalinity as CaCO3 | mg/l | 357 | 370 | 310 | 370 | 310 | 345.67 | 25.77 |
Chloride | mg/l | 1325 | 1250 | 1570 | 1570 | 1250 | 1381.67 | 136.65 |
Nitrate | mg/l | 12 | 11 | 17 | 17 | 11 | 13.33 | 2.62 |
Phosphate | mg/l | 8.74 | 9.89 | 16.75 | 16.75 | 8.74 | 11.79 | 3.54 |
Sulfate | mg/l | 156 | 154 | 180 | 180 | 154 | 163.33 | 11.81 |
Iron | mg/l | 0.98 | 1 | 1.2 | 1.2 | 0.98 | 1.06 | 0.10 |
Electrical Conductivity | µS/cm | 1785 | 1965 | 2145 | 2145 | 1785 | 1965 | 146.97 |
Color | Pt.Co | 478 | 503 | 615 | 615 | 478 | 532 | 59.57 |
Turbidity | NTU | 42 | 65 | 93 | 93 | 42 | 66.67 | 20.85 |
E. Coli | Nos/100 ml | 49,333 | 48,256 | 59,825 | 59,825 | 48,256 | 52,471 | 5218 |
Total Coliform | Nos/100 ml | 70,000 | 65,800 | 98,050 | 98,050 | 65,800 | 77,950 | 14,315 |