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: 15/07/2019 | Sample Time: 12:10 | |
| 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: Light Ash | Odour: Septic | Visible effluent discharge: Moderate |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Fluoride | 0.38 | mg/l |
| Nitrate-N | 0.001 | mg/l |
| Temperature | 33.0 | ⁰C |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| Boron | BDL | mg/l |
| Total Alkalinity | 200.00 | mg/l |
| Total Hardness as CaCo3 | 423.08 | mg/l |
| Fecal Coliform | 49000 | MPN/100ml |
| Total Coliform | 70000 | MPN/100ml |
| COD | 58.25 | mg/l |
| Phosphate-P | 0.18 | mg/l |
| Potassium | 22.35 | mg/l |
| Calcium | 100.00 | mg/l |
| Chloride | 369.88 | mg/l |
| Total Fixed Solids(TFS) | 922.00 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Sodium | 416.16 | mg/l |
| Magnesium | 42.06 | mg/l |
| Sulphate | 60.78 | mg/l |
| Total Suspended Solids(TSS) | 184.00 | mg/l |
| Turbidity | 108.00 | NTU |
| Ammonia-N | 5.29 | mg/l |
| Dissolved O2(DO) | NIL | mg/l |
| Total Dissolved Solids(TDS) | 965.00 | mg/l |
| BOD | 12.08 | mg/l |
| pH | 7.63 | Unit |
| Conductivity | 2281.00 | µs/cm |