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: 25/07/2019 | Sample Time: 13:00 | |
| Human Activities: Bathing, Washing. | Weather: Sunny ,Hot and Humid | Water Body: Karala at jalpaiguri |
| Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Dark Green | Odour: Fishy | Visible effluent discharge: Moderate |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Magnesium | 1.81 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.083 | mg/l |
| Potassium | 1.80 | mg/l |
| Sodium | 3.20 | mg/l |
| COD | 39.65 | mg/l |
| Fluoride | 0.23 | mg/l |
| Sulphate | 12.17 | mg/l |
| Total Alkalinity | 40.00 | mg/l |
| Total Dissolved Solids(TDS) | 94.00 | mg/l |
| Total Fixed Solids(TFS) | 102.00 | mg/l |
| Total Hardness as CaCo3 | 21.00 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| Total Suspended Solids(TSS) | 68.00 | mg/l |
| BOD | 2.10 | mg/l |
| Conductivity | 49.76 | µs/cm |
| Dissolved O2(DO) | 6.80 | mg/l |
| Fecal Coliform | 2200 | MPN/100ml |
| Nitrate-N | 4.62 | mg/l |
| pH | 6.78 | Unit |
| Temperature | 26 | ⁰C |
| Total Coliform | 5000 | MPN/100ml |
| Boron | 0.015 | mg/l |
| Calcium | 5.88 | mg/l |
| Chloride | 11.74 | mg/l |
| Turbidity | 31.20 | NTU |
| Ammonia-N | 0.27 | mg/l |