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: 18/01/2019 | Sample Time: 12:30 | |
Human Activities: Bathing & Washing | 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: Blakish | Odour: Nil | Visible effluent discharge: Moderate |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Conductivity | 2441.0 | µs/cm |
Dissolved O2(DO) | 0.7 | mg/l |
Fecal Coliform | 23000 | MPN/100ml |
Nitrate-N | 1.09 | mg/l |
pH | 7.38 | Unit |
Temperature | 19.0 | ⁰C |
Total Coliform | 30000 | MPN/100ml |
Boron | BDL | mg/l |
Calcium | 124.00 | mg/l |
Chloride | 274.92 | mg/l |
COD | 80.00 | mg/l |
Fluoride | 0.39 | mg/l |
Magnesium | 55.89 | mg/l |
Phenolpthalein Alkanity | 0.0 | mg/l |
Phosphate-P | 0.08 | mg/l |
Potassium | 15.62 | mg/l |
Sodium | 539.20 | mg/l |
Sulphate | 38.15 | mg/l |
Total Alkalinity | 170.00 | mg/l |
Total Dissolved Solids(TDS) | 872.00 | mg/l |
Total Fixed Solids(TFS) | 784.00 | mg/l |
Total Hardness as CaCo3 | 540.00 | mg/l |
Total Kjeldahl Nitrogen(TKN) | mg/l | |
Total Suspended Solids(TSS) | 26.00 | mg/l |
Turbidity | 41.0 | NTU |
Ammonia-N | 8.68 | mg/l |
BOD | 22.78 | mg/l |