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: 25/03/2021 | Sample Time: 13:05 Hrs | |
Human Activities: None | Weather: Cloudy | 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 |
Ammonia-N | 0.13 | mg/l |
BOD | 1.10 | mg/l |
Conductivity | 18.00 | µs/cm |
Dissolved O2(DO) | 7.80 | mg/l |
Fecal Coliform | 70 | MPN/100ml |
Nitrate-N | 0.03 | mg/l |
pH | 6.90 | Unit |
Temperature(Water) | 8 | ⁰C |
Total Coliform | 140 | MPN/100ml |
Boron | 0.27 | mg/l |
Calcium | 4.01 | mg/l |
Chloride | 0.98 | mg/l |
COD | 8.00 | mg/l |
Fluoride | BDL | mg/l |
Magnesium | 1.73 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.001 | mg/l |
Potassium | 4.20 | mg/l |
Sodium | BDL | mg/l |
Sulphate | 3.66 | mg/l |
Total Alkalinity | 20.0 | mg/l |
Total Dissolved Solids(TDS) | 10.00 | mg/l |
Total Fixed Solids(TFS) | 26.00 | mg/l |
Total Hardness as CaCo3 | 16.00 | mg/l |
Total Suspended Solids(TSS) | 6.00 | mg/l |
Turbidity | 0.64 | NTU |