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: 07/01/2019 | Sample Time: 13:20 hrs. | |
| Human Activities: Fisging,Navigation,Bathing | 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 |
| BOD | 2.05 | mg/l |
| Conductivity | 414.00 | µs/cm |
| Fecal Coliform | 11000.00 | MPN/100ml |
| Nitrate-N | 0.47 | mg/l |
| pH | 7.35 | Unit |
| Temperature | 20.0 | ⁰C |
| Total Coliform | 28000.00 | MPN/100ml |
| Boron | BDL | mg/l |
| Calcium | 30.30 | mg/l |
| COD | 6.36 | mg/l |
| Fluoride | 0.34 | mg/l |
| Ammonia-N | BDL | mg/l |
| Total Alkalinity | 128.71 | mg/l |
| Total Dissolved Solids(TDS) | 310.0 | mg/l |
| Total Fixed Solids(TFS) | 160.0 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| Total Suspended Solids(TSS) | 288.00 | mg/l |
| Total Hardness as CaCo3 | 161.60 | mg/l |
| Turbidity | 198.0 | NTU |
| Dissolved O2(DO) | 8.90 | mg/l |
| Chloride | 120.53 | mg/l |
| Magnesium | 20.86 | mg/l |
| Phenolpthalein Alkanity | 6.33 | mg/l |
| Phosphate-P | 0.09 | mg/l |
| Potassium | 2.47 | mg/l |
| Sodium | 39.25 | mg/l |
| Sulphate | 19.69 | mg/l |