West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
| Station: KALJANI D/S OF ALIPURDWAR, MUNICIPALITY DISCHARGE POINT | River Basin: Raidak_Torsa | CPCB Station Code: 2524 |
| Sample Date: 21/10/2019 | Sample Time: 14:50 | |
| Human Activities: Bathing, Washing and Fishing. | Weather: Sunny | Water Body: null |
| Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Moderate Green | Odour: Fishy | Visible effluent discharge: Moderate |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Fecal Coliform | 3400 | MPN/100ml |
| Nitrate-N | 0.77 | mg/l |
| pH | 8.20 | Unit |
| Temperature | 29 | ⁰C |
| Total Coliform | 13000 | MPN/100ml |
| Sodium | 1.70 | mg/l |
| Boron | 0.016 | mg/l |
| Calcium | 12.83 | mg/l |
| Chloride | 21.99 | mg/l |
| Potassium | 1.80 | mg/l |
| Total Alkalinity | 70.00 | mg/l |
| Total Dissolved Solids(TDS) | 82.00 | mg/l |
| Total Fixed Solids(TFS) | 86.00 | mg/l |
| Total Hardness as CaCo3 | 50.00 | mg/l |
| Total Suspended Solids(TSS) | 68.00 | mg/l |
| Sulphate | 34.34 | mg/l |
| Fluoride | 0.11 | mg/l |
| Magnesium | 9.22 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.025 | mg/l |
| Turbidity | 6.12 | NTU |
| Ammonia-N | BDL | mg/l |
| BOD | 1.20 | mg/l |
| Conductivity | 102.30 | µs/cm |
| Dissolved O2(DO) | 7.40 | mg/l |
| COD | 46.00 | mg/l |