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: 06/09/2021 | Sample Time: 13:45 | |
Human Activities: Bathing & washing | Weather: Rainy | 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: Blackish | Odour: Fishy | Visible effluent discharge: None, Water Hyacinth |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Ammonia-N | 7.98 | mg/l |
BOD | 11.09 | mg/l |
Conductivity | 926.60 | µs/cm |
Dissolved O2(DO) | NIL | mg/l |
Fecal Coliform | 79000 | MPN/100ml |
Fecal Streptococci | 330 | MPN/100ml |
Nitrate-N | 0.41 | mg/l |
pH | 7.62 | Unit |
Temperature(Water) | 28.0 | ⁰C |
Total Coliform | 110000 | MPN/100ml |
Boron | BDL | mg/l |
Calcium | 56.00 | mg/l |
Chloride | 169.95 | mg/l |
COD | 43.00 | mg/l |
Fluoride | 0.42 | mg/l |
Magnesium | 14.58 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.10 | mg/l |
Potassium | 10.18 | mg/l |
Sodium | 69.00 | mg/l |
Sulphate | 47.76 | mg/l |
Total Alkalinity | 210.00 | mg/l |
Total Dissolved Solids(TDS) | 436.00 | mg/l |
Total Fixed Solids(TFS) | 462.00 | mg/l |
Total Hardness as CaCo3 | 200.00 | mg/l |
Total Kjeldahl Nitrogen(TKN) | mg/l | |
Total Suspended Solids(TSS) | 52.00 | mg/l |
Turbidity | 56.90 | NTU |