West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
Station: MAHANANDA AT SILIGURI | River Basin: Mahananda | CPCB Station Code: 1946 |
Sample Date: 16/06/2020 | Sample Time: 13:50 | |
Human Activities: None | Weather: Sunny and Clear. | Water Body: Mahananda at Siliguri |
Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Muddy Light Brown | Odour: Fishy | Visible effluent discharge: Moderate |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Total Coliform | 17000 | MPN/100ml |
Boron | 0.34 | mg/l |
Calcium | 19.24 | mg/l |
Chloride | 12.72 | mg/l |
COD | 43.00 | mg/l |
Fluoride | mg/l | |
Magnesium | 12.09 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.825 | mg/l |
Potassium | 3.20 | mg/l |
Ammonia-N | mg/l | |
BOD | 1.80 | mg/l |
Conductivity | 136.40 | µs/cm |
Dissolved O2(DO) | 6.90 | mg/l |
Fecal Coliform | 2700 | MPN/100ml |
Nitrate-N | mg/l | |
pH | 7.62 | Unit |
Temperature(Water) | 28 | ⁰C |
Total Suspended Solids(TSS) | 72.00 | mg/l |
Turbidity | NTU | |
Sodium | 8.10 | mg/l |
Sulphate | 13.69 | mg/l |
Total Alkalinity | 48.00 | mg/l |
Total Dissolved Solids(TDS) | 122.00 | mg/l |
Total Fixed Solids(TFS) | mg/l | |
Total Hardness as CaCo3 | 90.00 | mg/l |