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: 06/03/2019 | Sample Time: 12:15 | |
| Human Activities: Fishing | 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 green | Odour: Fishy | Visible effluent discharge: Moderate |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| BOD | 17.69 | mg/l |
| Conductivity | 1222.0 | µs/cm |
| Dissolved O2(DO) | 0.5 | mg/l |
| Fecal Coliform | 300000 | MPN/100ml |
| Nitrate-N | 0.09 | mg/l |
| pH | 7.88 | Unit |
| Temperature | 26 | ⁰C |
| Total Coliform | 500000 | MPN/100ml |
| Boron | BDL | mg/l |
| Calcium | 47.06 | mg/l |
| Chloride | 199.94 | mg/l |
| COD | 40.74 | mg/l |
| Fluoride | 0.45 | mg/l |
| Magnesium | 38.12 | mg/l |
| Phenolpthalein Alkanity | 0.0 | mg/l |
| Phosphate-P | 0.21 | mg/l |
| Potassium | 16.83 | mg/l |
| Sodium | 427.90 | mg/l |
| Sulphate | 62.88 | mg/l |
| Total Alkalinity | 178.00 | mg/l |
| Total Dissolved Solids(TDS) | 614.0 | mg/l |
| Total Fixed Solids(TFS) | 610.0 | mg/l |
| Total Hardness as CaCo3 | 274.51 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| Total Suspended Solids(TSS) | 256.0 | mg/l |
| Turbidity | 180.0 | NTU |
| Ammonia-N | 2.27 | mg/l |