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: 20/07/2020 | Sample Time: 14:55 | |
| Human Activities: None | Weather: Sunny | Water Body: TEESTA AT SILIGURI |
| Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Brown and Muddy | Odour: Fishy | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Chloride | 7.83 | mg/l |
| Ammonia-N | BDL | mg/l |
| Total Alkalinity | 42.00 | mg/l |
| Conductivity | 58.61 | µs/cm |
| Fecal Coliform | 2600 | MPN/100ml |
| Boron | 1.26 | mg/l |
| Calcium | 7.21 | mg/l |
| COD | 26.00 | mg/l |
| Fluoride | 0.18 | mg/l |
| Magnesium | 2.33 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Sodium | 2.20 | mg/l |
| Sulphate | 20.04 | mg/l |
| Total Dissolved Solids(TDS) | 64.00 | mg/l |
| Total Fixed Solids(TFS) | 826.00 | mg/l |
| Total Hardness as CaCo3 | 28.00 | mg/l |
| Total Suspended Solids(TSS) | 88.00 | mg/l |
| BOD | 1.00 | mg/l |
| pH | 7.10 | Unit |
| Potassium | 0.60 | mg/l |
| Temperature(Water) | 26 | ⁰C |
| Total Coliform | 9000 | MPN/100ml |
| Dissolved O2(DO) | 7.40 | mg/l |
| Phosphate-P | 0.157 | mg/l |
| Nitrate-N | 1.14 | mg/l |
| Turbidity | 120.00 | NTU |