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: 17/05/2019 | Sample Time: 14:20 Hrs | |
Human Activities: None | Weather: Sunny and Clear | Water Body: Ramghat on Mahananda |
Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Dark Brown | Odour: Nauseating. | Visible effluent discharge: High. |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
BOD | 18.00 | mg/l |
Conductivity | 219.00 | µs/cm |
Dissolved O2(DO) | 1.30 | mg/l |
Fecal Coliform | 130000 | MPN/100ml |
Nitrate-N | 0.13 | mg/l |
pH | 6.94 | Unit |
Temperature | 27 | ⁰C |
Total Coliform | 280000 | MPN/100ml |
Ammonia-N | 2.85 | mg/l |
Magnesium | 6.91 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.044 | mg/l |
Potassium | 8.10 | mg/l |
Sodium | 412.00 | mg/l |
Sulphate | 22.32 | mg/l |
Total Alkalinity | 104.00 | mg/l |
Total Dissolved Solids(TDS) | 224.00 | mg/l |
Total Fixed Solids(TFS) | <4.0 | mg/l |
Total Hardness as CaCo3 | 82.00 | mg/l |
Total Suspended Solids(TSS) | 98.00 | mg/l |
Turbidity | 1.70 | NTU |
Boron | 0.022 | mg/l |
Calcium | 23.25 | mg/l |
Chloride | 24.46 | mg/l |
COD | 75.00 | mg/l |
Fluoride | 0.24 | mg/l |