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: 22/07/2021 | Sample Time: 12:30 | |
| Human Activities: None | Weather: Sunny and humid | Water Body: Teesta |
| Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Light Brown and moderately turbid | Odour: Fishy | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.003 | mg/l |
| Potassium | 1.0 | mg/l |
| Sodium | 0.90 | mg/l |
| Sulphate | 7.35 | mg/l |
| Total Alkalinity | 56.00 | mg/l |
| Total Dissolved Solids(TDS) | 28.00 | mg/l |
| Total Fixed Solids(TFS) | 382.00 | mg/l |
| Total Hardness as CaCo3 | 28.00 | mg/l |
| Total Suspended Solids(TSS) | 18.00 | mg/l |
| Turbidity | 131.00 | NTU |
| Ammonia-N | BDL | mg/l |
| BOD | 1.90 | mg/l |
| Conductivity | 43.36 | µs/cm |
| Dissolved O2(DO) | 7.10 | mg/l |
| Fecal Coliform | 2100 | MPN/100ml |
| Fecal Streptococci | 14 | MPN/100ml |
| Nitrate-N | 0.29 | mg/l |
| pH | 6.75 | Unit |
| Temperature(Water) | 26 | ⁰C |
| Total Coliform | 7000 | MPN/100ml |
| Boron | 0.89 | mg/l |
| Calcium | 9.62 | mg/l |
| Chloride | 4.89 | mg/l |
| COD | 21.00 | mg/l |
| Fluoride | 0.16 | mg/l |
| Magnesium | 1.73 | mg/l |