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: 13/01/2020 | 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: Blackish | Odour: Odour free | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Fluoride | 0.42 | mg/l |
| Magnesium | 28.54 | mg/l |
| BOD | 10.00 | mg/l |
| Dissolved O2(DO) | NIL | mg/l |
| Total Coliform | 130000 | MPN/100ml |
| Phenolpthalein Alkanity | NIL | mg/l |
| Sulphate | 69.29 | mg/l |
| Phosphate-P | 0.37 | mg/l |
| Boron | BDL | mg/l |
| COD | 58.40 | mg/l |
| Ammonia-N | 2.72 | mg/l |
| Conductivity | 4692.00 | µs/cm |
| Calcium | 66.66 | mg/l |
| pH | 6.65 | Unit |
| Temperature | 21.0 | ⁰C |
| Fecal Coliform | 50000 | MPN/100ml |
| Nitrate-N | 4.82 | mg/l |
| Potassium | 11.47 | mg/l |
| Chloride | 276.79 | mg/l |
| Sodium | 217.57 | mg/l |
| Total Alkalinity | 343.33 | mg/l |
| Total Dissolved Solids(TDS) | 786.00 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| Total Suspended Solids(TSS) | 120.00 | mg/l |
| Turbidity | 93.10 | NTU |
| Total Hardness as CaCo3 | 284.13 | mg/l |
| Total Fixed Solids(TFS) | 846.00 | mg/l |