West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
Station: River Torsa D/S of Ghughumari | River Basin: GANGA | CPCB Station Code: 4719 |
Sample Date: 24/12/2020 | Sample Time: 14:00 | |
Human Activities: None | Weather: Sunny and Clear. | Water Body: Torsa |
Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Moderately green | Odour: Fishy | Visible effluent discharge: None |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
pH | 7.42 | Unit |
Calcium | 21.64 | mg/l |
Chloride | 1.95 | mg/l |
COD | 46.00 | mg/l |
Fluoride | 0.11 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.026 | mg/l |
Potassium | 0.90 | mg/l |
Sodium | 3.20 | mg/l |
Sulphate | 18.21 | mg/l |
Total Alkalinity | 64.00 | mg/l |
Total Fixed Solids(TFS) | 162.00 | mg/l |
Total Hardness as CaCo3 | 100.00 | mg/l |
Total Suspended Solids(TSS) | 64.00 | mg/l |
Turbidity | 9.83 | NTU |
Ammonia-N | 0.12 | mg/l |
BOD | 2.00 | mg/l |
Conductivity | 94.65 | µs/cm |
Fecal Streptococci | 21 | MPN/100ml |
Fecal Coliform | 2600 | MPN/100ml |
Temperature(Water) | 21 | ⁰C |
Nitrate-N | 0.009 | mg/l |
Total Coliform | 9000 | MPN/100ml |
Dissolved O2(DO) | 7.10 | mg/l |
Boron | 0.919 | mg/l |
Magnesium | 13.24 | mg/l |
Total Dissolved Solids(TDS) | 16.00 | mg/l |