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: 12/03/2020 | Sample Time: 14:45 | |
| Human Activities: Fishing & Bathing | Weather: Clear | Water Body: Rupnarayan at Kolaghat |
| Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.50 m |
| Color & Intensity: Turbid | Odour: None | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Ammonia-N | 0.13 | mg/l |
| BOD | 0.90 | mg/l |
| Conductivity | 1473.00 | µs/cm |
| Dissolved O2(DO) | 5.10 | mg/l |
| Fecal Coliform | 4100 | MPN/100ml |
| Nitrate-N | 1.05 | mg/l |
| pH | 7.47 | Unit |
| Temperature | 29.0 | ⁰C |
| Total Coliform | 17000 | MPN/100ml |
| Boron | BDL | mg/l |
| Calcium | 34.00 | mg/l |
| Chloride | 358.33 | mg/l |
| COD | 4.60 | mg/l |
| Magnesium | 11.00 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.06 | mg/l |
| Potassium | 4.46 | mg/l |
| Fluoride | 0.33 | mg/l |
| Sulphate | 77.96 | mg/l |
| Total Alkalinity | 138.00 | mg/l |
| Total Dissolved Solids(TDS) | 828.00 | mg/l |
| Total Fixed Solids(TFS) | 2092.00 | mg/l |
| Total Hardness as CaCo3 | 132.00 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| Total Suspended Solids(TSS) | 510.00 | mg/l |
| Turbidity | 701.00 | NTU |
| Sodium | 38.49 | mg/l |