West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
| Station: KAROLA, D/S OF JALPAIGURI, NEAR MIN BHAWAN | River Basin: Tista | CPCB Station Code: 2523 |
| Sample Date: 20/02/2020 | Sample Time: 12:40 Hrs | |
| Human Activities: Washing,Bathing,Swimming. | Weather: Clear and Sunny | Water Body: Karala at jalpaiguri |
| Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: light Green and Clear | Odour: None | Visible effluent discharge: moderate |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Total Coliform | 5000 | MPN/100ml |
| Boron | 0.33 | mg/l |
| Calcium | 16.03 | mg/l |
| Chloride | 15.65 | mg/l |
| COD | 6.00 | mg/l |
| Magnesium | 5.76 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.003 | mg/l |
| Potassium | 4.30 | mg/l |
| Sodium | 5.40 | mg/l |
| Sulphate | 13.05 | mg/l |
| Total Alkalinity | 78.00 | mg/l |
| Total Dissolved Solids(TDS) | 220.00 | mg/l |
| Total Fixed Solids(TFS) | 112.00 | mg/l |
| Total Hardness as CaCo3 | 60.0 | mg/l |
| Turbidity | 6.89 | NTU |
| Ammonia-N | 0.72 | mg/l |
| BOD | 1.30 | mg/l |
| Dissolved O2(DO) | 8.30 | mg/l |
| Fecal Coliform | 2100 | MPN/100ml |
| Nitrate-N | 1.66 | mg/l |
| pH | 7.38 | Unit |
| Temperature | 20 | ⁰C |
| Fluoride | 0.17 | mg/l |
| Total Suspended Solids(TSS) | 101.00 | mg/l |
| Conductivity | 136.20 | µs/cm |