West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
Station: SINCHAL LAKE FOR DARJEELING | River Basin: Tista | CPCB Station Code: 2522 |
Sample Date: 18/09/2020 | Sample Time: 15:30 Hrs | |
Human Activities: None | Weather: Cloudy and Raining. | Water Body: Sinchal lake |
Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Light Green and Clear | Odour: None | Visible effluent discharge: none |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Chloride | 0.98 | mg/l |
COD | 10.00 | mg/l |
Fluoride | 0.28 | mg/l |
Magnesium | 2.30 | mg/l |
Conductivity | 16.36 | µs/cm |
Dissolved O2(DO) | 7.40 | mg/l |
Ammonia-N | 0.19 | mg/l |
Fecal Coliform | 170 | MPN/100ml |
Nitrate-N | 0.72 | mg/l |
pH | 7.70 | Unit |
Temperature(Water) | 7 | ⁰C |
Total Coliform | 300 | MPN/100ml |
Calcium | 11.22 | mg/l |
Boron | 0.38 | mg/l |
BOD | 1.20 | mg/l |
Sulphate | 32.63 | mg/l |
Total Alkalinity | 42.00 | mg/l |
Total Dissolved Solids(TDS) | 42.00 | mg/l |
Total Fixed Solids(TFS) | 22.00 | mg/l |
Total Hardness as CaCo3 | 36.00 | mg/l |
Total Suspended Solids(TSS) | 20.00 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.026 | mg/l |
Potassium | BDL | mg/l |
Sodium | 0.60 | mg/l |
Turbidity | 15.90 | NTU |