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: 16/04/2021 | Sample Time: 13:30 | |
| Human Activities: Bathing,Fishing | 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 |
| Dissolved O2(DO) | 6.7 | mg/l |
| Fecal Coliform | 7900 | MPN/100ml |
| Fecal Streptococci | 110 | MPN/100ml |
| Nitrate-N | 1.33 | mg/l |
| pH | 8.01 | Unit |
| Temperature(Water) | 32.0 | ⁰C |
| Total Coliform | 13000 | MPN/100ml |
| Boron | BDL | mg/l |
| Calcium | 22.0 | mg/l |
| Chloride | 66.97 | mg/l |
| COD | 12.24 | mg/l |
| Fluoride | 0.39 | mg/l |
| Phenolpthalein Alkanity | 8.0 | mg/l |
| Phosphate-P | 0.07 | mg/l |
| Potassium | 4.28 | mg/l |
| Sodium | 49.34 | mg/l |
| Sulphate | 120.07 | mg/l |
| Total Alkalinity | 160.0 | mg/l |
| Total Dissolved Solids(TDS) | 1466.00 | mg/l |
| Total Fixed Solids(TFS) | 1628.00 | mg/l |
| Total Hardness as CaCo3 | 115.0 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| Total Suspended Solids(TSS) | 298 | mg/l |
| Turbidity | 408.00 | NTU |
| Cadmium | BDL | mg/l |
| Chromium Total | BDL | mg/l |
| Copper | BDL | mg/l |
| Iron | 0.20 | mg/l |
| Lead | BDL | mg/l |
| Mercury | BDL | mg/l |
| Nickel | BDL | mg/l |
| Zinc | BDL | mg/l |
| a-BHC | ppb | |
| a-Endosulphan | ppb | |
| Aldrin | ppb | |
| Anilophos | ppb | |
| Chlorpyriphos | ppb | |
| Dieldrin | ppb | |
| g-BHC | ppb | |
| Malathion | ppb | |
| Methyl Parathion | ppb | |
| o,p-DDT | ppb | |
| p,p-DDT | ppb | |
| Ammonia-N | 0.12 | mg/l |
| Conductivity | 3180.00 | µs/cm |
| Magnesium | 15.0 | mg/l |
| Arsenic | BDL | mg/l |
| b-Endosulphan | ppb | |
| BOD | 1.0 | mg/l |