West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
Station: River Teesta at Jalpesh | River Basin: Tista | CPCB Station Code: 4723 |
Sample Date: 26/10/2021 | Sample Time: 13:00 | |
Human Activities: None | Weather: Sunny | Water Body: Teesta |
Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Green and light turbid | Odour: Fishy | Visible effluent discharge: None |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Ammonia-N | 0.14 | mg/l |
BOD | 1.20 | mg/l |
Conductivity | 86.15 | µs/cm |
Dissolved O2(DO) | 6.80 | mg/l |
Fecal Coliform | 2200 | MPN/100ml |
Fecal Streptococci | 9 | MPN/100ml |
Nitrate-N | 0.10 | mg/l |
pH | 6.90 | Unit |
Temperature(Water) | 27 | ⁰C |
Total Coliform | 8000 | MPN/100ml |
Boron | 0.49 | mg/l |
Calcium | 8.81 | mg/l |
Chloride | 3.91 | mg/l |
COD | 12.00 | mg/l |
Fluoride | 0.12 | mg/l |
Magnesium | 2.30 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.012 | mg/l |
Potassium | 0.90 | mg/l |
Sodium | 3.30 | mg/l |
Sulphate | 6.36 | mg/l |
Total Alkalinity | 50.00 | mg/l |
Total Dissolved Solids(TDS) | 18.00 | mg/l |
Total Fixed Solids(TFS) | 178.00 | mg/l |
Total Hardness as CaCo3 | 30.00 | mg/l |
Total Suspended Solids(TSS) | 20.00 | mg/l |
Turbidity | 54.60 | NTU |