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: 23/06/2021 | Sample Time: 12:15 | |
Human Activities: Bathing washing, Fishing | Weather: Sunny | 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: Muddy | Odour: Odour free | Visible effluent discharge: Moderate, Water Hyacinth |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Ammonia-N | 6.71 | mg/l |
BOD | 4.22 | mg/l |
Conductivity | 966.00 | µs/cm |
Dissolved O2(DO) | NIL | mg/l |
Fecal Coliform | 49000 | MPN/100ml |
Fecal Streptococci | 210 | MPN/100ml |
Nitrate-N | 0.17 | mg/l |
pH | 7.21 | Unit |
Temperature(Water) | 30.0 | ⁰C |
Total Coliform | 110000 | MPN/100ml |
Boron | BDL | mg/l |
Calcium | 44.00 | mg/l |
Chloride | 149.95 | mg/l |
COD | 36.00 | mg/l |
Fluoride | 0.44 | mg/l |
Magnesium | 17.01 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.14 | mg/l |
Potassium | 10.54 | mg/l |
Sodium | 197.48 | mg/l |
Sulphate | 33.60 | mg/l |
Total Alkalinity | 220.00 | mg/l |
Total Dissolved Solids(TDS) | 578.00 | mg/l |
Total Fixed Solids(TFS) | 446.00 | mg/l |
Total Hardness as CaCo3 | 180.00 | mg/l |
Total Kjeldahl Nitrogen(TKN) | mg/l | |
Total Suspended Solids(TSS) | 106.00 | mg/l |
Turbidity | 34.80 | NTU |