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: 18/04/2022 | Sample Time: 15:05 | |
| Human Activities: Bathing and fishing | Weather: Clear | 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 | 2.05 | mg/l |
| Conductivity | 1452.00 | µs/cm |
| Dissolved O2(DO) | 6.10 | mg/l |
| Fecal Coliform | 2100 | MPN/100ml |
| Fecal Streptococci | 110 | MPN/100ml |
| pH | 8.20 | Unit |
| Temperature(Water) | 35.0 | ⁰C |
| Total Coliform | 4600 | MPN/100ml |
| Boron | BDL | mg/l |
| Calcium | 50.00 | mg/l |
| Chloride | 377.18 | mg/l |
| COD | 17.64 | mg/l |
| Fluoride | 0.28 | mg/l |
| Magnesium | 30.00 | mg/l |
| Phenolpthalein Alkanity | 4.00 | mg/l |
| Phosphate-P | 0.14 | mg/l |
| Potassium | 6.27 | mg/l |
| Sulphate | 62.82 | mg/l |
| Total Alkalinity | 122.00 | mg/l |
| Total Dissolved Solids(TDS) | 968.00 | mg/l |
| Total Fixed Solids(TFS) | 1072.00 | mg/l |
| Total Hardness as CaCo3 | 248.00 | mg/l |
| Total Suspended Solids(TSS) | 42.00 | mg/l |
| Turbidity | 129.00 | NTU |
| Arsenic | BDL | mg/l |
| Cadmium | BDL | mg/l |
| Chromium Total | BDL | mg/l |
| Copper | BDL | mg/l |
| Iron | 3.25 | mg/l |
| Mercury | BDL | mg/l |
| Nickel | BDL | mg/l |
| Zinc | BDL | mg/l |
| a-BHC | BDL | ppb |
| a-Endosulphan | BDL | ppb |
| Aldrin | BDL | ppb |
| Anilophos | BDL | ppb |
| b-Endosulphan | BDL | ppb |
| Chlorpyriphos | BDL | ppb |
| Dieldrin | BDL | ppb |
| g-BHC | BDL | ppb |
| Malathion | BDL | ppb |
| o,p-DDT | BDL | ppb |
| p,p-DDT | BDL | ppb |
| Nitrate-N | 1.09 | mg/l |
| Sodium | 51.81 | mg/l |
| Lead | BDL | mg/l |
| Methyl Parathion | BDL | ppb |