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: 22/01/2020 | Sample Time: 13:45 | |
| Human Activities: Fishing, Navigation | 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 |
| Fecal Coliform | 4700 | MPN/100ml |
| Ammonia-N | 0.14 | mg/l |
| BOD | 2.45 | mg/l |
| Conductivity | 463.50 | µs/cm |
| Dissolved O2(DO) | 8.10 | mg/l |
| Fluoride | 0.48 | mg/l |
| Magnesium | 31.00 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.15 | mg/l |
| Potassium | 12.19 | mg/l |
| Sodium | 238.60 | mg/l |
| Sulphate | 41.48 | mg/l |
| Total Alkalinity | 104.00 | mg/l |
| Total Dissolved Solids(TDS) | 128.00 | mg/l |
| Total Hardness as CaCo3 | 201.00 | mg/l |
| Total Suspended Solids(TSS) | 102.00 | mg/l |
| Turbidity | 93.30 | NTU |
| Nitrate-N | 1.98 | mg/l |
| pH | 7.69 | Unit |
| Temperature | 21.00 | ⁰C |
| Total Coliform | 22000 | MPN/100ml |
| Boron | BDL | mg/l |
| Calcium | 30.00 | mg/l |
| Chloride | 254.00 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| COD | 6.89 | mg/l |
| Total Fixed Solids(TFS) | 102.00 | mg/l |