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: 16/03/2022 | Sample Time: 15:15 | |
| Human Activities: None | Weather: Sunny and Clear. | Water Body: Lake |
| Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Dark Green and clear. | Odour: Fishy | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Ammonia-N | BDL | mg/l |
| BOD | 2.20 | mg/l |
| Conductivity | 124.00 | µs/cm |
| Dissolved O2(DO) | 8.20 | mg/l |
| Nitrate-N | 4.52 | mg/l |
| pH | 7.18 | Unit |
| Temperature(Water) | 26 | ⁰C |
| Total Coliform | 2600 | MPN/100ml |
| Boron | 2.15 | mg/l |
| Calcium | 14.40 | mg/l |
| Chloride | 41.09 | mg/l |
| COD | 9.60 | mg/l |
| Fluoride | BDL | mg/l |
| Magnesium | 5.34 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.009 | mg/l |
| Potassium | 1.90 | mg/l |
| Sodium | 3.20 | mg/l |
| Sulphate | 4.25 | mg/l |
| Total Alkalinity | 56.00 | mg/l |
| Total Dissolved Solids(TDS) | 77.00 | mg/l |
| Total Fixed Solids(TFS) | 98.00 | mg/l |
| Total Hardness as CaCo3 | 58.00 | mg/l |
| Total Suspended Solids(TSS) | 36.00 | mg/l |
| Turbidity | 1.26 | NTU |
| Fecal Coliform | 800 | MPN/100ml |