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: 25/01/2022 | Sample Time: 13:35 | |
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 moderately turbid | Odour: Fishy | Visible effluent discharge: None |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Ammonia-N | 0.21 | mg/l |
BOD | 1.80 | mg/l |
Conductivity | 91.38 | µs/cm |
Dissolved O2(DO) | 7.80 | mg/l |
Fecal Coliform | 1400 | MPN/100ml |
Nitrate-N | 0.11 | mg/l |
pH | 7.05 | Unit |
Temperature(Water) | 18 | ⁰C |
Total Coliform | 3300 | MPN/100ml |
Boron | 1.40 | mg/l |
Calcium | 13.62 | mg/l |
Chloride | 7.83 | mg/l |
COD | 40.00 | mg/l |
Fluoride | 0.14 | mg/l |
Magnesium | 16.12 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.87 | mg/l |
Potassium | 0.60 | mg/l |
Sodium | 1.90 | mg/l |
Sulphate | 0.83 | mg/l |
Total Alkalinity | 60.00 | mg/l |
Total Dissolved Solids(TDS) | 54.00 | mg/l |
Total Fixed Solids(TFS) | 20.00 | mg/l |
Total Hardness as CaCo3 | 90.00 | mg/l |
Total Suspended Solids(TSS) | 34.00 | mg/l |
Turbidity | 8.43 | NTU |