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: 20/09/2021 | Sample Time: 13:22 | |
Human Activities: Bathing and Washing and Fishing. | Weather: Sunny and Clear. | Water Body: Teesta |
Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.50 m |
Color & Intensity: Light Brown and moderately turbid | Odour: Fishy | Visible effluent discharge: None |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Ammonia-N | 0.18 | mg/l |
BOD | 2.00 | mg/l |
Conductivity | 47.07 | µs/cm |
Dissolved O2(DO) | 7.90 | mg/l |
Fecal Coliform | 1700 | MPN/100ml |
Fecal Streptococci | 12 | MPN/100ml |
Nitrate-N | 0.09 | mg/l |
pH | 6.65 | Unit |
Temperature(Water) | 27 | ⁰C |
Total Coliform | 7000 | MPN/100ml |
Boron | 1.32 | mg/l |
Calcium | 7.21 | mg/l |
Chloride | 4.89 | mg/l |
COD | 14.00 | mg/l |
Fluoride | 0.17 | mg/l |
Magnesium | 5.18 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.001 | mg/l |
Potassium | 0.20 | mg/l |
Sodium | 0.70 | mg/l |
Sulphate | 5.36 | mg/l |
Total Alkalinity | 22.00 | mg/l |
Total Dissolved Solids(TDS) | 20.00 | mg/l |
Total Fixed Solids(TFS) | 60.00 | mg/l |
Total Hardness as CaCo3 | 36.00 | mg/l |
Total Suspended Solids(TSS) | 71.00 | mg/l |
Turbidity | 28.50 | NTU |