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: 24/10/2019 | Sample Time: 12:30 | |
| Human Activities: Fishing,Navigation | Weather: Cloudy | 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 |
| BOD | 2.60 | mg/l |
| Conductivity | 373.20 | µs/cm |
| Dissolved O2(DO) | 7.30 | mg/l |
| Fecal Coliform | 9000 | MPN/100ml |
| Nitrate-N | 1.57 | mg/l |
| pH | 7.41 | Unit |
| Temperature | 22.0 | ⁰C |
| Total Coliform | 14000 | MPN/100ml |
| Boron | BDL | mg/l |
| Chloride | 479.85 | mg/l |
| COD | 8.86 | mg/l |
| Fluoride | 0.39 | mg/l |
| Magnesium | 30.00 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.17 | mg/l |
| Potassium | 12.20 | mg/l |
| Sodium | 255.95 | mg/l |
| Total Fixed Solids(TFS) | 262.00 | mg/l |
| Total Hardness as CaCo3 | 186.00 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| Total Suspended Solids(TSS) | 112.00 | mg/l |
| Turbidity | 52.00 | NTU |
| Total Dissolved Solids(TDS) | 194.00 | mg/l |
| Ammonia-N | BDL | mg/l |
| Calcium | 26.00 | mg/l |
| Sulphate | 41.20 | mg/l |
| Total Alkalinity | 80.00 | mg/l |