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: 26/03/2021 | Sample Time: 13:25 Hrs | |
| Human Activities: None | Weather: Sunny | Water Body: Lake |
| Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Light Green and Moderately Turbid. | Odour: Fishy | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Ammonia-N | 0.20 | mg/l |
| BOD | 1.80 | mg/l |
| Conductivity | 124.10 | µs/cm |
| Dissolved O2(DO) | 7.40 | mg/l |
| Fecal Coliform | 1100 | MPN/100ml |
| Nitrate-N | 0.01 | mg/l |
| pH | 8.40 | Unit |
| Temperature(Water) | 29 | ⁰C |
| Total Coliform | 5000 | MPN/100ml |
| Boron | 0.22 | mg/l |
| Calcium | 4.01 | mg/l |
| Chloride | 2.93 | mg/l |
| COD | 22.00 | mg/l |
| Fluoride | BDL | mg/l |
| Magnesium | 4.61 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.002 | mg/l |
| Potassium | 1.20 | mg/l |
| Sodium | 2.40 | mg/l |
| Sulphate | 2.24 | mg/l |
| Total Alkalinity | 22.00 | mg/l |
| Total Dissolved Solids(TDS) | 32.00 | mg/l |
| Total Fixed Solids(TFS) | 14.00 | mg/l |
| Total Hardness as CaCo3 | 26.00 | mg/l |
| Total Suspended Solids(TSS) | 18.00 | mg/l |
| Turbidity | 0.83 | NTU |