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: 28/10/2021 | Sample Time: 12:20 | |
Human Activities: None | Weather: Sunny | Water Body: Torsa |
Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Light Green and Turbid | Odour: Fishy | Visible effluent discharge: None |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Ammonia-N | mg/l | |
BOD | 0.80 | mg/l |
Conductivity | 120.10 | µs/cm |
Dissolved O2(DO) | 7.20 | mg/l |
Fecal Coliform | 3000 | MPN/100ml |
Fecal Streptococci | 17 | MPN/100ml |
Nitrate-N | 0.07 | mg/l |
pH | 6.80 | Unit |
Temperature(Water) | 27 | ⁰C |
Total Coliform | 9000 | MPN/100ml |
Boron | 0.93 | mg/l |
Calcium | 23.24 | mg/l |
Chloride | 4.89 | mg/l |
COD | 28.00 | mg/l |
Fluoride | mg/l | |
Magnesium | 10.95 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.005 | mg/l |
Potassium | 1.10 | mg/l |
Sodium | 1.50 | mg/l |
Sulphate | 2.56 | mg/l |
Total Alkalinity | 124.00 | mg/l |
Total Dissolved Solids(TDS) | 22.00 | mg/l |
Total Fixed Solids(TFS) | mg/l | |
Total Hardness as CaCo3 | 96.00 | mg/l |
Total Suspended Solids(TSS) | 24.00 | mg/l |
Turbidity | NTU |