West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
Station: River Siltorsa at Hasimara | River Basin: Tista | CPCB Station Code: 4718 |
Sample Date: 25/11/2020 | Sample Time: 12:30 | |
Human Activities: Bathing and Washing . | Weather: Sunny and Hot. | Water Body: Siltorsa |
Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Light Green | Odour: Fishy | Visible effluent discharge: None |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Fluoride | 0.12 | mg/l |
Magnesium | 11.52 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Turbidity | 1.94 | NTU |
Phosphate-P | 0.012 | mg/l |
Potassium | 0.80 | mg/l |
pH | 6.56 | Unit |
Temperature(Water) | 28 | ⁰C |
Sodium | 2.60 | mg/l |
Sulphate | 18.21 | mg/l |
Total Alkalinity | 52.00 | mg/l |
Total Dissolved Solids(TDS) | 62.00 | mg/l |
Total Fixed Solids(TFS) | 18.00 | mg/l |
Ammonia-N | BDL | mg/l |
Fecal Streptococci | 17 | MPN/100ml |
Nitrate-N | 0.021 | mg/l |
Total Coliform | 8000 | MPN/100ml |
Boron | 2.18 | mg/l |
Calcium | 16.84 | mg/l |
Chloride | 13.69 | mg/l |
BOD | 2.60 | mg/l |
Conductivity | 98.16 | µs/cm |
Dissolved O2(DO) | 7.10 | mg/l |
Fecal Coliform | 1100 | MPN/100ml |
COD | 48.00 | mg/l |
Total Hardness as CaCo3 | 82.00 | mg/l |
Total Suspended Solids(TSS) | 32.00 | mg/l |