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: 14/01/2020 | Sample Time: 14:15 Hrs | |
| Human Activities: Fishing | Weather: Sunny and Clear | Water Body: Teesta |
| Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Muddy and Light Brown | Odour: Fishy | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Ammonia-N | 0.13 | mg/l |
| Sodium | 0.90 | mg/l |
| Sulphate | 14.50 | mg/l |
| Total Alkalinity | 42.0 | mg/l |
| Total Dissolved Solids(TDS) | 64.00 | mg/l |
| Total Fixed Solids(TFS) | 10.00 | mg/l |
| Total Hardness as CaCo3 | 22.00 | mg/l |
| Temperature | 16 | ⁰C |
| Magnesium | 1.15 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.008 | mg/l |
| Total Suspended Solids(TSS) | 38.00 | mg/l |
| Turbidity | 1.82 | NTU |
| BOD | 0.80 | mg/l |
| Conductivity | 60.68 | µs/cm |
| Dissolved O2(DO) | 6.20 | mg/l |
| Fecal Coliform | 2100 | MPN/100ml |
| Calcium | 6.41 | mg/l |
| Chloride | 7.83 | mg/l |
| Nitrate-N | 0.85 | mg/l |
| Total Coliform | 9000 | MPN/100ml |
| Boron | 3.45 | mg/l |
| COD | 27.00 | mg/l |
| Fluoride | 0.24 | mg/l |
| pH | 7.20 | Unit |
| Potassium | 1.80 | mg/l |