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: 18/12/2019 | Sample Time: 14:15 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: Moderately Green and Clear. | Odour: Fishy. | Visible effluent discharge: None. |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Ammonia-N | 0.23 | mg/l |
Conductivity | 84.81 | µs/cm |
Dissolved O2(DO) | 6.80 | mg/l |
Nitrate-N | 1.43 | mg/l |
BOD | 2.40 | mg/l |
Total Coliform | 2200 | MPN/100ml |
Boron | 0.005 | mg/l |
Sodium | 2.80 | mg/l |
Sulphate | 1.56 | mg/l |
Total Alkalinity | 98.00 | mg/l |
Fecal Coliform | 340 | MPN/100ml |
pH | 7.10 | Unit |
Total Dissolved Solids(TDS) | 56.00 | mg/l |
Temperature | 20 | ⁰C |
Calcium | 12.83 | mg/l |
Chloride | 10.76 | mg/l |
COD | 19.00 | mg/l |
Fluoride | BDL | mg/l |
Magnesium | 7.49 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.004 | mg/l |
Potassium | 2.50 | mg/l |
Total Fixed Solids(TFS) | 12.00 | mg/l |
Total Hardness as CaCo3 | 58.0 | mg/l |
Total Suspended Solids(TSS) | 34.00 | mg/l |
Turbidity | 2.03 | NTU |