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: 19/05/2020 | Sample Time: 12:20 Hrs | |
| Human Activities: None | 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 |
| BOD | 0.80 | mg/l |
| Conductivity | 62.46 | µs/cm |
| Ammonia-N | mg/l | |
| Temperature(Water) | 24 | ⁰C |
| Total Coliform | 7000 | MPN/100ml |
| Boron | 2.64 | mg/l |
| Calcium | 11.22 | mg/l |
| Chloride | 13.69 | mg/l |
| COD | 18.00 | mg/l |
| Fluoride | mg/l | |
| Magnesium | 2.30 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.006 | mg/l |
| Potassium | 1.80 | mg/l |
| Sodium | 5.20 | mg/l |
| Sulphate | 10.89 | mg/l |
| Total Alkalinity | 48.00 | mg/l |
| Total Dissolved Solids(TDS) | 188.00 | mg/l |
| Total Fixed Solids(TFS) | mg/l | |
| Total Hardness as CaCo3 | 36.00 | mg/l |
| Total Suspended Solids(TSS) | 80.00 | mg/l |
| Turbidity | NTU | |
| Dissolved O2(DO) | 6.90 | mg/l |
| Nitrate-N | mg/l | |
| pH | 7.11 | Unit |
| Fecal Coliform | 2200 | MPN/100ml |