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: 18/03/2021 | Sample Time: 12:10 Hrs | |
| Human Activities: Fishing | Weather: Sunny | Water Body: Teesta |
| Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Light Brown and Slightly Turbid | Odour: Fishy | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Ammonia-N | 0.14 | mg/l |
| BOD | 2.20 | mg/l |
| Conductivity | 86.19 | µs/cm |
| Dissolved O2(DO) | 7.10 | mg/l |
| Fecal Coliform | 1700 | MPN/100ml |
| Fecal Streptococci | 14 | MPN/100ml |
| Nitrate-N | 0.01 | mg/l |
| pH | 7.62 | Unit |
| Temperature(Water) | 27 | ⁰C |
| Total Coliform | 5000 | MPN/100ml |
| Boron | 0.82 | mg/l |
| Calcium | 9.62 | mg/l |
| Chloride | 0.98 | mg/l |
| COD | 28.00 | mg/l |
| Fluoride | 0.14 | mg/l |
| Magnesium | 3.46 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.002 | mg/l |
| Potassium | 4.3 | mg/l |
| Sodium | 5.7 | mg/l |
| Sulphate | 6.51 | mg/l |
| Total Alkalinity | 34.0 | mg/l |
| Total Dissolved Solids(TDS) | 62.00 | mg/l |
| Total Fixed Solids(TFS) | 64.00 | mg/l |
| Total Hardness as CaCo3 | 36.00 | mg/l |
| Total Suspended Solids(TSS) | 24.00 | mg/l |
| Turbidity | 1.83 | NTU |