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: 15/09/2021 | Sample Time: 12:45 | |
| Human Activities: Bathing, 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 |
| Ammonia-N | BDL | mg/l |
| BOD | 1.65 | mg/l |
| Conductivity | 310.20 | µs/cm |
| Dissolved O2(DO) | 5.6 | mg/l |
| Fecal Coliform | 4900 | MPN/100ml |
| Fecal Streptococci | 110 | MPN/100ml |
| Nitrate-N | 1.18 | mg/l |
| pH | 6.54 | Unit |
| Temperature(Water) | 29 | ⁰C |
| Total Coliform | 11000 | MPN/100ml |
| Boron | BDL | mg/l |
| Calcium | 19.00 | mg/l |
| Chloride | 141.44 | mg/l |
| COD | 16 | mg/l |
| Fluoride | 0.40 | mg/l |
| Magnesium | 5.00 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.14 | mg/l |
| Potassium | 5.22 | mg/l |
| Sodium | 38.56 | mg/l |
| Sulphate | 11.18 | mg/l |
| Total Alkalinity | 76.00 | mg/l |
| Total Dissolved Solids(TDS) | 88.00 | mg/l |
| Total Fixed Solids(TFS) | 104.00 | mg/l |
| Total Hardness as CaCo3 | 66.00 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| Total Suspended Solids(TSS) | 150 | mg/l |
| Turbidity | 85.10 | NTU |