West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
Station: KOCHBIHAR LAKE (SAGAR DIGHI) | River Basin: Raidak_Torsa | CPCB Station Code: 2519 |
Sample Date: 14/01/2021 | Sample Time: 14:30 Hrs | |
Human Activities: None | Weather: Sunny and Clear | Water Body: Coochbihar lake |
Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Light Green and slightly Turbid | Odour: None | Visible effluent discharge: one |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Conductivity | 63.70 | µs/cm |
COD | 36.00 | mg/l |
Fluoride | BDL | mg/l |
Magnesium | 4.03 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.016 | mg/l |
Potassium | 0.80 | mg/l |
Sodium | 0.90 | mg/l |
Sulphate | 3.43 | mg/l |
Total Alkalinity | 30.00 | mg/l |
Total Dissolved Solids(TDS) | 44.00 | mg/l |
Total Fixed Solids(TFS) | 30.00 | mg/l |
Total Hardness as CaCo3 | 30.00 | mg/l |
Ammonia-N | 0.13 | mg/l |
BOD | 1.60 | mg/l |
Dissolved O2(DO) | 6.80 | mg/l |
Fecal Coliform | 2200 | MPN/100ml |
Nitrate-N | 0.110 | mg/l |
Total Suspended Solids(TSS) | 42.00 | mg/l |
Turbidity | 22.20 | NTU |
pH | 7.0 | Unit |
Temperature(Water) | 24 | ⁰C |
Total Coliform | 7000 | MPN/100ml |
Boron | 0.24 | mg/l |
Calcium | 6.41 | mg/l |
Chloride | 0.97 | mg/l |