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: 26/07/2019 | Sample Time: 14:20 | |
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: Clear and dark Green | Odour: Odour free | Visible effluent discharge: None |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Conductivity | 92.57 | µs/cm |
Dissolved O2(DO) | 7.60 | mg/l |
Fecal Coliform | 230 | MPN/100ml |
Nitrate-N | 0.15 | mg/l |
pH | 7.44 | Unit |
Temperature | 27 | ⁰C |
Total Coliform | 1700 | MPN/100ml |
Boron | 0.003 | mg/l |
Calcium | 16.83 | mg/l |
Chloride | 12.72 | mg/l |
COD | 9.05 | mg/l |
Fluoride | 0.14 | mg/l |
Magnesium | 4.61 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.099 | mg/l |
Potassium | BDL | mg/l |
Sodium | 0.9 | mg/l |
Sulphate | 1.96 | mg/l |
Total Alkalinity | 32.00 | mg/l |
Total Dissolved Solids(TDS) | 24.00 | mg/l |
Total Fixed Solids(TFS) | 30.00 | mg/l |
Total Hardness as CaCo3 | 58.00 | mg/l |
Total Kjeldahl Nitrogen(TKN) | mg/l | |
Total Suspended Solids(TSS) | 20.00 | mg/l |
Turbidity | 1.61 | NTU |
Ammonia-N | 0.32 | mg/l |
BOD | 1.50 | mg/l |