West Bengal Pollution Control Board |
Central Laboratory |
Paribesh Bhawan, 10A, Block LA, Sector III, Salt Lake City, Kolkata 700 106. (033) 2335-5953 |
Station: U/S OF BIDYADHARI RIVER AT HAROA BRIDGE | River Basin: Tidal streams | CPCB Station Code: 2549 |
Sample Date: 09/09/2019 | Sample Time: 13:30 | |
Human Activities: Bathing & washing, fisfing | Weather: Cloudy | Water Body: U/S OF BIDYADHARI RIVER AT HAROA BRIDGE |
Frequency Of Monitoring: Quarterly | Use Based Class: A | Approximate Depth(Bottom/Table): 1.50 m |
Color & Intensity: Mod Brown | Odour: Odour free | Visible effluent discharge: Moderate |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Total Hardness as CaCo3 | 470.59 | mg/l |
Total Kjeldahl Nitrogen(TKN) | mg/l | |
Nitrate-N | 1.55 | mg/l |
Ammonia-N | 0.83 | mg/l |
BOD | 5.00 | mg/l |
Boron | BDL | mg/l |
Magnesium | 68.82 | mg/l |
Total Suspended Solids(TSS) | 64.00 | mg/l |
Turbidity | 71.70 | NTU |
Dissolved O2(DO) | 0.60 | mg/l |
Fecal Coliform | 21000 | MPN/100ml |
Calcium | 70.59 | mg/l |
COD | 29.00 | mg/l |
Fluoride | 0.41 | mg/l |
Conductivity | 964.00 | µs/cm |
pH | 7.68 | Unit |
Temperature | 32.0 | ⁰C |
Total Coliform | 70000 | MPN/100ml |
Total Alkalinity | 248.40 | mg/l |
Chloride | 100.50 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.10 | mg/l |
Potassium | 8.97 | mg/l |
Sodium | 69.94 | mg/l |
Sulphate | 16.31 | mg/l |
Total Dissolved Solids(TDS) | 474.00 | mg/l |
Total Fixed Solids(TFS) | 562.00 | mg/l |