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: 20/05/2020 | Sample Time: 13:20 Hrs | |
| 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 very Turbid | Odour: Septic | Visible effluent discharge: Moderate |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Ammonia-N | mg/l | |
| BOD | 18.0 | mg/l |
| Conductivity | 161.41 | µs/cm |
| Dissolved O2(DO) | 5.0 | mg/l |
| Fecal Coliform | 140000 | MPN/100ml |
| Nitrate-N | mg/l | |
| pH | 6.80 | Unit |
| Temperature(Water) | 24 | ⁰C |
| Total Coliform | 280000 | MPN/100ml |
| Boron | 8.88 | mg/l |
| Calcium | 22.44 | mg/l |
| COD | 52.00 | mg/l |
| Fluoride | mg/l | |
| Magnesium | 8.06 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.049 | mg/l |
| Potassium | 7.20 | mg/l |
| Sodium | 181.00 | mg/l |
| Sulphate | 24.17 | mg/l |
| Total Dissolved Solids(TDS) | 221.00 | mg/l |
| Total Fixed Solids(TFS) | mg/l | |
| Total Hardness as CaCo3 | 84.00 | mg/l |
| Total Suspended Solids(TSS) | 196.00 | mg/l |
| Turbidity | NTU | |
| Chloride | 31.30 | mg/l |
| Total Alkalinity | 98.00 | mg/l |