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: 20/03/2019 | Sample Time: 14:00 hrs. | |
| Human Activities: Fishing,Navigation | Weather: Clear | Water Body: Rupnarayan at Kolaghat |
| Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.20 m |
| Color & Intensity: Turbid | Odour: None | Visible effluent discharge: Moderate |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Ammonia-N | 0.19 | mg/l |
| BOD | 1.40 | mg/l |
| Conductivity | 758.00 | µs/cm |
| Dissolved O2(DO) | 7.00 | mg/l |
| Fecal Coliform | 17000.00 | MPN/100ml |
| Nitrate-N | 0.54 | mg/l |
| pH | 7.45 | Unit |
| Temperature | 30.0 | ⁰C |
| Total Coliform | 28000.00 | MPN/100ml |
| Boron | BDL | mg/l |
| Calcium | 32.32 | mg/l |
| Chloride | 160.95 | mg/l |
| COD | 5.89 | mg/l |
| Fluoride | 0.38 | mg/l |
| Magnesium | 23.32 | mg/l |
| Phenolpthalein Alkanity | 6.38 | mg/l |
| Phosphate-P | 0.18 | mg/l |
| Potassium | 9.81 | mg/l |
| Sodium | 105.90 | mg/l |
| Sulphate | 45.76 | mg/l |
| Total Alkalinity | 131.95 | mg/l |
| Total Dissolved Solids(TDS) | 540.0 | mg/l |
| Total Fixed Solids(TFS) | 474.0 | mg/l |
| Total Hardness as CaCo3 | 176.77 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| Total Suspended Solids(TSS) | 26.00 | mg/l |
| Turbidity | 78.0 | NTU |