West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
Station: TEESTA AT SEVOKE | River Basin: Tista | CPCB Station Code: 1947 |
Sample Date: 28/06/2021 | Sample Time: 8:30 | |
Human Activities: None | Weather: Cloudy and Rainy. | Water Body: TEESTA AT SILIGURI |
Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Muddy Brown | Odour: Fishy | Visible effluent discharge: None |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Total Suspended Solids(TSS) | 22.00 | mg/l |
Turbidity | 3.54 | NTU |
Ammonia-N | BDL | mg/l |
BOD | 1.80 | mg/l |
Conductivity | 48.10 | µs/cm |
Dissolved O2(DO) | 8.0 | mg/l |
Fecal Coliform | 2100 | MPN/100ml |
Fecal Streptococci | 17 | MPN/100ml |
Nitrate-N | 0.15 | mg/l |
pH | 7.20 | Unit |
Temperature(Water) | 19 | ⁰C |
Total Coliform | 7000 | MPN/100ml |
Boron | 0.55 | mg/l |
Calcium | 8.02 | mg/l |
Chloride | 10.76 | mg/l |
COD | 12.00 | mg/l |
Fluoride | BDL | mg/l |
Magnesium | 1.15 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.003 | mg/l |
Potassium | 0.30 | mg/l |
Sodium | 1.0 | mg/l |
Sulphate | 2.32 | mg/l |
Total Alkalinity | 34.00 | mg/l |
Total Dissolved Solids(TDS) | 12.00 | mg/l |
Total Fixed Solids(TFS) | 26.00 | mg/l |
Total Hardness as CaCo3 | 24.00 | mg/l |