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: 23/11/2020 | Sample Time: 10:10 | |
| Human Activities: None | Weather: Sunny and Hot. | Water Body: Teesta |
| Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Light Green | Odour: Fishy | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Potassium | 2.80 | mg/l |
| Sodium | 5.50 | mg/l |
| Sulphate | 4.93 | mg/l |
| Total Alkalinity | 62.00 | mg/l |
| Total Dissolved Solids(TDS) | 82.00 | mg/l |
| Ammonia-N | BDL | mg/l |
| COD | 42.00 | mg/l |
| Fluoride | 0.16 | mg/l |
| Magnesium | 8.64 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.011 | mg/l |
| Turbidity | 2.80 | NTU |
| pH | 7.31 | Unit |
| Temperature(Water) | 28 | ⁰C |
| BOD | 2.30 | mg/l |
| Chloride | 0.98 | mg/l |
| Total Fixed Solids(TFS) | 16.00 | mg/l |
| Total Hardness as CaCo3 | 66.00 | mg/l |
| Conductivity | 70.60 | µs/cm |
| Dissolved O2(DO) | 6.1 | mg/l |
| Fecal Coliform | 3000 | MPN/100ml |
| Fecal Streptococci | 280 | MPN/100ml |
| Total Suspended Solids(TSS) | 72.00 | mg/l |
| Nitrate-N | 0.014 | mg/l |
| Total Coliform | 11000 | MPN/100ml |
| Boron | 2.32 | mg/l |
| Calcium | 14.43 | mg/l |