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: 19/05/2020 | Sample Time: 11:50Hrs | |
| Human Activities: Washing,Bathing. | Weather: 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 Slightly Turbid | Odour: Fishy | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Dissolved O2(DO) | 7.20 | mg/l |
| Fecal Coliform | 3400 | MPN/100ml |
| Temperature(Water) | 24 | ⁰C |
| Total Coliform | 13000 | MPN/100ml |
| Boron | 4.57 | mg/l |
| Calcium | 24.84 | mg/l |
| Chloride | 13.69 | mg/l |
| COD | 20.00 | mg/l |
| Fluoride | mg/l | |
| Magnesium | 6.33 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Conductivity | 98.64 | µs/cm |
| Nitrate-N | mg/l | |
| Phosphate-P | 0.019 | mg/l |
| Sodium | 3.20 | mg/l |
| Sulphate | 16.06 | mg/l |
| Total Alkalinity | 48.00 | mg/l |
| Total Dissolved Solids(TDS) | 65.00 | mg/l |
| Total Fixed Solids(TFS) | mg/l | |
| Turbidity | NTU | |
| Ammonia-N | mg/l | |
| pH | 6.93 | Unit |
| Potassium | 1.40 | mg/l |
| Total Hardness as CaCo3 | 84.00 | mg/l |
| Total Suspended Solids(TSS) | 48.00 | mg/l |
| BOD | 1.80 | mg/l |