West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
| Station: TEESTA AT SEVOKE | River Basin: Tista | CPCB Station Code: 1947 |
| Sample Date: 24/08/2020 | Sample Time: 10:20 Hrs | |
| Human Activities: None | Weather: Sunny | Water Body: TEESTA AT SILIGURI |
| Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 0.00 m |
| Color & Intensity: Light Brown and Clear | Odour: None | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| pH | 7.20 | Unit |
| Total Coliform | 8000 | MPN/100ml |
| Boron | 4.26 | mg/l |
| Calcium | 8.82 | mg/l |
| COD | 21.00 | mg/l |
| Fluoride | 0.13 | mg/l |
| Magnesium | 2.30 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.031 | mg/l |
| Potassium | 0.8 | mg/l |
| Sodium | 2.20 | mg/l |
| Total Dissolved Solids(TDS) | 86.0 | mg/l |
| Total Fixed Solids(TFS) | 746.00 | mg/l |
| Total Hardness as CaCo3 | 30.0 | mg/l |
| Total Suspended Solids(TSS) | 40.0 | mg/l |
| Fecal Coliform | 3000 | MPN/100ml |
| Chloride | 1.96 | mg/l |
| Total Alkalinity | 32.0 | mg/l |
| BOD | 1.40 | mg/l |
| Conductivity | 57.63 | µs/cm |
| Dissolved O2(DO) | 7.20 | mg/l |
| Nitrate-N | 1.53 | mg/l |
| Turbidity | 121.00 | NTU |
| Ammonia-N | BDL | mg/l |
| Temperature(Water) | 25 | ⁰C |
| Sulphate | 4.84 | mg/l |