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: 27/08/2021 | Sample Time: 15:25 | |
| Human Activities: None | Weather: Sunny and Clear. | Water Body: null |
| Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Moderately Brown and turbid | Odour: Fishy | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Ammonia-N | 0.23 | mg/l |
| BOD | 1.90 | mg/l |
| Conductivity | 55.28 | µs/cm |
| Dissolved O2(DO) | 7.40 | mg/l |
| Fecal Coliform | 5000 | MPN/100ml |
| Fecal Streptococci | 14 | MPN/100ml |
| Nitrate-N | 0.09 | mg/l |
| pH | 7.40 | Unit |
| Temperature(Water) | 28 | ⁰C |
| Total Coliform | 14000 | MPN/100ml |
| Boron | 0.79 | mg/l |
| Calcium | 11.22 | mg/l |
| Chloride | 3.91 | mg/l |
| COD | 20.00 | mg/l |
| Fluoride | 0.13 | mg/l |
| Magnesium | 3.36 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.007 | mg/l |
| Potassium | BDL | mg/l |
| Sodium | 0.30 | mg/l |
| Sulphate | 6.77 | mg/l |
| Total Alkalinity | 56.00 | mg/l |
| Total Dissolved Solids(TDS) | 38.0 | mg/l |
| Total Fixed Solids(TFS) | 580.00 | mg/l |
| Total Hardness as CaCo3 | 40.00 | mg/l |
| Total Suspended Solids(TSS) | 42.0 | mg/l |
| Turbidity | 302.00 | NTU |