West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
| Station: MAHANANDA D/S, RAMGHAT | River Basin: Mahananda | CPCB Station Code: 2525 |
| Sample Date: 13/10/2021 | Sample Time: 14:25 | |
| Human Activities: Fishing | Weather: Sunny | Water Body: Ramghat on Mahananda |
| Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Dark Green and Turbid | Odour: Septic | Visible effluent discharge: High |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Ammonia-N | 0.12 | mg/l |
| BOD | 18.00 | mg/l |
| Conductivity | 171.13 | µs/cm |
| Dissolved O2(DO) | 6.00 | mg/l |
| Fecal Coliform | 110000 | MPN/100ml |
| Fecal Streptococci | 130 | MPN/100ml |
| Nitrate-N | 0.38 | mg/l |
| pH | 7.40 | Unit |
| Temperature(Water) | 30 | ⁰C |
| Total Coliform | 220000 | MPN/100ml |
| Boron | 2.70 | mg/l |
| Calcium | 18.44 | mg/l |
| Chloride | 2.94 | mg/l |
| COD | 44.00 | mg/l |
| Fluoride | 0.16 | mg/l |
| Magnesium | 13.25 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.025 | mg/l |
| Potassium | 2.60 | mg/l |
| Sodium | 7.30 | mg/l |
| Sulphate | 7.89 | mg/l |
| Total Alkalinity | 78.00 | mg/l |
| Total Dissolved Solids(TDS) | 102.00 | mg/l |
| Total Fixed Solids(TFS) | 76.00 | mg/l |
| Total Hardness as CaCo3 | 74.00 | mg/l |
| Total Suspended Solids(TSS) | 30.00 | mg/l |
| Turbidity | 11.40 | NTU |