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: 10/06/2022 | Sample Time: 12:20 | |
| Human Activities: Boating,Sand Recovery,Bathing and Fishing | Weather: Cloudy | Water Body: Ramghat on Mahananda |
| Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Dark brown and turbid | Odour: Septic. | Visible effluent discharge: High. |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Total Coliform | 90000 | MPN/100ml |
| Boron | 5.07 | mg/l |
| Calcium | 20.00 | mg/l |
| Chloride | 10.76 | mg/l |
| COD | 23.92 | mg/l |
| Fluoride | 0.13 | mg/l |
| Magnesium | 5.34 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.019 | mg/l |
| Sodium | 16.00 | mg/l |
| Sulphate | 15.61 | mg/l |
| Total Alkalinity | 66.00 | mg/l |
| Total Dissolved Solids(TDS) | 108.00 | mg/l |
| Total Fixed Solids(TFS) | 200.00 | mg/l |
| Total Hardness as CaCo3 | 72.00 | mg/l |
| Total Suspended Solids(TSS) | 71.00 | mg/l |
| Turbidity | 41.70 | NTU |
| Ammonia-N | 0.29 | mg/l |
| BOD | 7.00 | mg/l |
| Conductivity | 216.40 | µs/cm |
| Dissolved O2(DO) | 5.00 | mg/l |
| Fecal Coliform | 50000 | MPN/100ml |
| Fecal Streptococci | 170 | MPN/100ml |
| Nitrate-N | 1.27 | mg/l |
| pH | 6.96 | Unit |
| Temperature(Water) | 24 | ⁰C |
| Potassium | 5.00 | mg/l |