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: 03/06/2020 | Sample Time: 12:35 | |
Human Activities: Bathing & washing, fishing | Weather: Sunny clear | Water Body: U/S OF BIDYADHARI RIVER AT HAROA BRIDGE |
Frequency Of Monitoring: Quarterly | Use Based Class: A | Approximate Depth(Bottom/Table): 2.00 m |
Color & Intensity: Blackish | Odour: Fishy | Visible effluent discharge: Moderate |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Total Hardness as CaCo3 | 598.04 | mg/l |
Total Kjeldahl Nitrogen(TKN) | mg/l | |
Total Suspended Solids(TSS) | 32.00 | mg/l |
Turbidity | 28.50 | NTU |
Nitrate-N | 1.96 | mg/l |
pH | 7.65 | Unit |
Temperature(Water) | 31.0 | ⁰C |
Total Coliform | 130000 | MPN/100ml |
Boron | BDL | mg/l |
Phosphate-P | 2.91 | mg/l |
Calcium | 137.26 | mg/l |
Chloride | 249.92 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Potassium | 114.91 | mg/l |
Sodium | 486.82 | mg/l |
Ammonia-N | 1.23 | mg/l |
Conductivity | 1752.20 | µs/cm |
Magnesium | 61.94 | mg/l |
Sulphate | 44.13 | mg/l |
Total Dissolved Solids(TDS) | 388.00 | mg/l |
COD | 31.74 | mg/l |
BOD | 15.91 | mg/l |
Dissolved O2(DO) | 1.30 | mg/l |
Total Fixed Solids(TFS) | 418.00 | mg/l |
Fecal Coliform | 50000 | MPN/100ml |
Fluoride | 0.38 | mg/l |
Total Alkalinity | 310.00 | mg/l |