West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
| Station: Lake Rasikbheel at Coochbehar | River Basin: GANGA | CPCB Station Code: 4720 |
| Sample Date: 24/11/2020 | Sample Time: 14:20 | |
| Human Activities: None | Weather: Sunny and Hot. | Water Body: Lake |
| Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Light Green and clear | Odour: None | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Calcium | 13.63 | mg/l |
| Chloride | 16.63 | mg/l |
| COD | 14.00 | mg/l |
| Fluoride | BDL | mg/l |
| Fecal Coliform | 170 | MPN/100ml |
| Nitrate-N | 0.033 | mg/l |
| pH | 7.80 | Unit |
| Temperature(Water) | 27 | ⁰C |
| Total Coliform | 700 | MPN/100ml |
| Ammonia-N | 0.72 | mg/l |
| BOD | 1.80 | mg/l |
| Magnesium | 9.79 | mg/l |
| Conductivity | 68.19 | µs/cm |
| Dissolved O2(DO) | 7.20 | mg/l |
| Boron | 0.39 | mg/l |
| Sodium | 1.80 | mg/l |
| Sulphate | 10.28 | mg/l |
| Total Alkalinity | 16.00 | mg/l |
| Total Dissolved Solids(TDS) | 20.00 | mg/l |
| Total Fixed Solids(TFS) | 12.00 | mg/l |
| Total Hardness as CaCo3 | 78.00 | mg/l |
| Total Suspended Solids(TSS) | 12.00 | mg/l |
| Turbidity | 12.80 | NTU |
| Phosphate-P | 0.007 | mg/l |
| Potassium | 0.20 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |