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: 12/04/2019 | Sample Time: 15:00 | |
Human Activities: Bathing, Washing | Weather: Clear and Sunny | Water Body: Coochbihar lake |
Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Dark Green | Odour: Nauseating | Visible effluent discharge: Moderate |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Ammonia-N | mg/l | |
BOD | mg/l | |
Conductivity | µs/cm | |
Dissolved O2(DO) | mg/l | |
Fecal Coliform | MPN/100ml | |
Nitrate-N | mg/l | |
pH | Unit | |
Temperature | ⁰C | |
Total Coliform | MPN/100ml | |
Boron | mg/l | |
Calcium | mg/l | |
Chloride | mg/l | |
COD | mg/l | |
Fluoride | mg/l | |
Magnesium | mg/l | |
Phenolpthalein Alkanity | mg/l | |
Phosphate-P | mg/l | |
Potassium | mg/l | |
Sodium | mg/l | |
Sulphate | mg/l | |
Total Alkalinity | mg/l | |
Total Dissolved Solids(TDS) | mg/l | |
Total Fixed Solids(TFS) | mg/l | |
Total Hardness as CaCo3 | mg/l | |
Total Kjeldahl Nitrogen(TKN) | mg/l | |
Total Suspended Solids(TSS) | mg/l | |
Turbidity | NTU | |
Arsenic | µg/l | |
Cadmium | µg/l | |
Chromium Total | µg/l | |
Copper | µg/l | |
Iron | mg/l | |
Lead | µg/l | |
Mercury | µg/l | |
Nickel | µg/l | |
Zinc | µg/l | |
a-BHC | BDL | ppb |
a-Endosulphan | NT | ppb |
Aldrin | NT | ppb |
Anilophos | BDL | ppb |
b-Endosulphan | NT | ppb |
Chlorpyriphos | NT | ppb |
Dieldrin | NT | ppb |
g-BHC | NT | ppb |
Malathion | BDL | ppb |
Methyl Parathion | BDL | ppb |
o,p-DDT | NT | ppb |
p,p-DDT | NT | ppb |