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: 03/03/2022 | 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: Muddy | Odour: Odour free | Visible effluent discharge: Moderate, Water Hyacinth |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Ammonia-N | 12.60 | mg/l |
| BOD | 13.96 | mg/l |
| Conductivity | 1711.00 | µs/cm |
| Dissolved O2(DO) | NIL | mg/l |
| Fecal Coliform | 49000 | MPN/100ml |
| Fecal Streptococci | 330 | MPN/100ml |
| Nitrate-N | 1.15 | mg/l |
| pH | 7.67 | Unit |
| Temperature(Water) | 27.0 | ⁰C |
| Total Coliform | 110000 | MPN/100ml |
| Boron | BDL | mg/l |
| Calcium | 92.00 | mg/l |
| Chloride | 272.79 | mg/l |
| COD | 52.00 | mg/l |
| Fluoride | 0.29 | mg/l |
| Magnesium | 26.73 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.20 | mg/l |
| Potassium | 15.00 | mg/l |
| Sodium | 192.00 | mg/l |
| Sulphate | 72.25 | mg/l |
| Total Alkalinity | 380.00 | mg/l |
| Total Dissolved Solids(TDS) | 876.00 | mg/l |
| Total Fixed Solids(TFS) | 888.00 | mg/l |
| Total Hardness as CaCo3 | 340.00 | mg/l |
| Total Suspended Solids(TSS) | 220.00 | mg/l |
| Turbidity | 144.00 | NTU |