West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
Station: River Jaldhaka at Dhupguri | River Basin: Tista | CPCB Station Code: 4717 |
Sample Date: 08/10/2020 | Sample Time: 11:30 | |
Human Activities: None | Weather: Sunny and Clear. | Water Body: Jaldhaka |
Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Light Green | Odour: Fishy | Visible effluent discharge: None |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Ammonia-N | 0.15 | mg/l |
pH | 7.55 | Unit |
Chloride | 12.72 | mg/l |
Total Alkalinity | 24.00 | mg/l |
Conductivity | 52.10 | µs/cm |
Dissolved O2(DO) | 6.90 | mg/l |
Fecal Coliform | 5000 | MPN/100ml |
Nitrate-N | 0.98 | mg/l |
Temperature(Water) | 27 | ⁰C |
Total Coliform | 11000 | MPN/100ml |
Boron | 2.52 | mg/l |
Calcium | 8.82 | mg/l |
COD | 28.00 | mg/l |
Fluoride | BDL | mg/l |
Magnesium | 2.30 | mg/l |
BOD | 1.40 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.014 | mg/l |
Potassium | 1.10 | mg/l |
Sodium | 0.60 | mg/l |
Sulphate | 13.05 | mg/l |
Total Dissolved Solids(TDS) | 146.00 | mg/l |
Total Fixed Solids(TFS) | 46.00 | mg/l |
Total Hardness as CaCo3 | 30.00 | mg/l |
Total Suspended Solids(TSS) | 118.00 | mg/l |
Turbidity | 0.81 | NTU |