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: 13/06/2019 | Sample Time: 12:30 | |
| Human Activities: Nil | 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: Fishy | Visible effluent discharge: Moderate |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Phosphate-P | 0.03 | mg/l |
| Total Suspended Solids(TSS) | 64.0 | mg/l |
| Temperature | 32 | ⁰C |
| Fecal Coliform | 13000 | MPN/100ml |
| BOD | 19.00 | mg/l |
| Conductivity | 3920.0 | µs/cm |
| Dissolved O2(DO) | 1.0 | mg/l |
| Nitrate-N | 0.03 | mg/l |
| pH | 7.35 | Unit |
| Total Coliform | 50000 | MPN/100ml |
| Boron | BDL | mg/l |
| Calcium | 67.92 | mg/l |
| Chloride | 949.71 | mg/l |
| COD | 47.06 | mg/l |
| Fluoride | 0.41 | mg/l |
| Magnesium | 82.53 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Potassium | 19.79 | mg/l |
| Sodium | 400.28 | mg/l |
| Sulphate | 95.33 | mg/l |
| Total Alkalinity | 260.00 | mg/l |
| Total Dissolved Solids(TDS) | 1956.00 | mg/l |
| Total Fixed Solids(TFS) | 1756.00 | mg/l |
| Total Hardness as CaCo3 | 509.43 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| Turbidity | 52.8 | NTU |
| Ammonia-N | 6.94 | mg/l |