West Bengal Pollution Control Board |
Haldia Laboratory |
Block-05 at 40 Flats Complex,Adjacent to Priyambada Housing Complex,Basudevpur, P.O. Khanjanchak, Haldia, Purba Medinipore - 721602 |
| Station: D/S OF RUPNARAYAN AT KOLAGHAT, NEAR KOLAGHAT RAIL BRIDGE NO.3 | River Basin: Rupnarayan | CPCB Station Code: 2509 |
| Sample Date: 20/01/2022 | Sample Time: 12:30 | |
| Human Activities: Fishing and Bathing | Weather: Clear | Water Body: Rupnarayan at Kolaghat |
| Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Turbid | Odour: None | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| BOD | 1.60 | mg/l |
| Total Coliform | 8400 | MPN/100ml |
| Total Dissolved Solids(TDS) | 276.00 | mg/l |
| Conductivity | 321.10 | µs/cm |
| Dissolved O2(DO) | 8.10 | mg/l |
| Fecal Coliform | 4600 | MPN/100ml |
| Fecal Streptococci | 91 | MPN/100ml |
| Nitrate-N | 1.24 | mg/l |
| pH | 7.35 | Unit |
| Temperature(Water) | 19.0 | ⁰C |
| Boron | BDL | mg/l |
| Calcium | 41.00 | mg/l |
| Chloride | 141.44 | mg/l |
| COD | 8.00 | mg/l |
| Fluoride | 0.44 | mg/l |
| Magnesium | 10.00 | mg/l |
| Phenolpthalein Alkanity | 4.00 | mg/l |
| Phosphate-P | 0.07 | mg/l |
| Potassium | 4.10 | mg/l |
| Sodium | 37.40 | mg/l |
| Sulphate | 33.28 | mg/l |
| Total Alkalinity | 114.00 | mg/l |
| Total Fixed Solids(TFS) | 252.00 | mg/l |
| Total Hardness as CaCo3 | 146.00 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| Total Suspended Solids(TSS) | 58.00 | mg/l |
| Turbidity | 59.10 | NTU |
| Ammonia-N | BDL | mg/l |