West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
Station: MAHANANDA D/S, RAMGHAT | River Basin: Mahananda | CPCB Station Code: 2525 |
Sample Date: 22/09/2021 | Sample Time: 15:50 | |
Human Activities: Boating and Fishing | Weather: Sunny and Clear. | Water Body: Ramghat on Mahananda |
Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.50 m |
Color & Intensity: Moderately Brown and turbid | Odour: Fishy and Septic. | Visible effluent discharge: High. |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
pH | 6.87 | Unit |
Temperature(Water) | 31 | ⁰C |
Total Coliform | 140000 | MPN/100ml |
Boron | 1.53 | mg/l |
Calcium | 18.43 | mg/l |
Chloride | 7.83 | mg/l |
COD | 48.00 | mg/l |
Fluoride | 0.14 | mg/l |
Magnesium | 8.06 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.008 | mg/l |
Potassium | 2.8 | mg/l |
Sodium | 5.5 | mg/l |
Sulphate | 13.93 | mg/l |
Total Alkalinity | 56.00 | mg/l |
Total Dissolved Solids(TDS) | 98.00 | mg/l |
Total Fixed Solids(TFS) | 100.0 | mg/l |
Total Hardness as CaCo3 | 74.00 | mg/l |
Total Suspended Solids(TSS) | 47.00 | mg/l |
Turbidity | 3.59 | NTU |
Ammonia-N | 0.17 | mg/l |
BOD | 27.50 | mg/l |
Conductivity | 97.89 | µs/cm |
Dissolved O2(DO) | 5.50 | mg/l |
Fecal Coliform | 90000 | MPN/100ml |
Fecal Streptococci | 140 | MPN/100ml |
Nitrate-N | 0.35 | mg/l |