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: 27/11/2019 | Sample Time: 14:00 Hrs | |
| 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 & Clear | Odour: Fishy | Visible effluent discharge: None. |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Conductivity | 64.71 | µs/cm |
| Fecal Coliform | 210 | MPN/100ml |
| Nitrate-N | 0.65 | mg/l |
| pH | 7.40 | Unit |
| Temperature | 26 | ⁰C |
| Total Coliform | 1100 | MPN/100ml |
| Boron | 0.002 | mg/l |
| Calcium | 9.62 | mg/l |
| Chloride | 10.76 | mg/l |
| COD | 24.00 | mg/l |
| Fluoride | BDL | mg/l |
| Magnesium | 5.18 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.005 | mg/l |
| Potassium | BDL | mg/l |
| Sodium | BDL | mg/l |
| Sulphate | 5.38 | mg/l |
| Total Alkalinity | 42.00 | mg/l |
| Total Dissolved Solids(TDS) | 68.00 | mg/l |
| Total Fixed Solids(TFS) | 38.00 | mg/l |
| Total Hardness as CaCo3 | 42.00 | mg/l |
| Total Suspended Solids(TSS) | 52.00 | mg/l |
| Turbidity | 13.60 | NTU |
| BOD | 1.80 | mg/l |
| Ammonia-N | BDL | mg/l |
| Dissolved O2(DO) | 6.80 | mg/l |