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: 23/12/2021 | Sample Time: 12:45 Hrs | |
| Human Activities: Boating,Fishing. | Weather: Sunny and clear | Water Body: Teesta |
| Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Light Green and moderately turbid | Odour: Fishy | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Ammonia-N | 0.16 | mg/l |
| BOD | 0.50 | mg/l |
| Conductivity | 59.82 | µs/cm |
| Dissolved O2(DO) | 8.50 | mg/l |
| Fecal Coliform | 2300 | MPN/100ml |
| Fecal Streptococci | 24 | MPN/100ml |
| Nitrate-N | 0.07 | mg/l |
| pH | 7.16 | Unit |
| Temperature(Water) | 17 | ⁰C |
| Total Coliform | 7000 | MPN/100ml |
| Boron | 1.98 | mg/l |
| Calcium | 13.62 | mg/l |
| Chloride | 4.89 | mg/l |
| COD | 13.0 | mg/l |
| Fluoride | 0.23 | mg/l |
| Magnesium | 3.45 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.004 | mg/l |
| Potassium | 1.70 | mg/l |
| Sodium | 2.70 | mg/l |
| Sulphate | 5.84 | mg/l |
| Total Alkalinity | 58.00 | mg/l |
| Total Dissolved Solids(TDS) | 33.00 | mg/l |
| Total Fixed Solids(TFS) | 82.00 | mg/l |
| Total Hardness as CaCo3 | 46.00 | mg/l |
| Total Suspended Solids(TSS) | 14.0 | mg/l |
| Turbidity | 12.70 | NTU |