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: 19/06/2019 | Sample Time: 14:50 | |
| Human Activities: Open defecation | Weather: Sunny and Clear | Water Body: Ramghat on Mahananda |
| Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Dark Green | Odour: Rotten eggs | Visible effluent discharge: High |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Total Dissolved Solids(TDS) | 180.00 | mg/l |
| Ammonia-N | BDL | mg/l |
| Chloride | 25.44 | mg/l |
| COD | 97.60 | mg/l |
| Dissolved O2(DO) | 6.20 | mg/l |
| Fecal Coliform | 90000 | MPN/100ml |
| Nitrate-N | 0.34 | mg/l |
| pH | 7.54 | Unit |
| Temperature | 30 | ⁰C |
| Total Coliform | 140000 | MPN/100ml |
| Boron | 0.029 | mg/l |
| Calcium | 23.25 | mg/l |
| Fluoride | 0.22 | mg/l |
| Magnesium | 6.34 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.051 | mg/l |
| Potassium | 6.40 | mg/l |
| Sodium | 279.00 | mg/l |
| Total Fixed Solids(TFS) | 75.00 | mg/l |
| Total Hardness as CaCo3 | 80.00 | mg/l |
| Total Suspended Solids(TSS) | 142.00 | mg/l |
| BOD | 5.50 | mg/l |
| Conductivity | 197.80 | µs/cm |
| Sulphate | 14.27 | mg/l |
| Total Alkalinity | 124.00 | mg/l |
| Turbidity | 5.85 | NTU |