West Bengal Pollution Control Board |
Central Laboratory |
Paribesh Bhawan, 10A, Block LA, Sector III, Salt Lake City, Kolkata 700 106. (033) 2335-5953 |
| Station: BEHALA CALCUTTA, WEST BENGAL | River Basin: GANGA | CPCB Station Code: 1777 |
| Sample Date: 08/04/2019 | Sample Time: 15:10 | |
| Human Activities: Nil | Weather: Sunny | Water Body: Ground Water at Behala |
| Frequency Of Monitoring: Halfyearly | Use Based Class: A | Approximate Depth(Bottom/Table): 0.00 m |
| Color & Intensity: Nil | Odour: Nil | Visible effluent discharge: Nil |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Conductivity | 966.0 | µs/cm |
| Fecal Coliform | 0 | MPN/100ml |
| Nitrate-N | 0.03 | mg/l |
| Boron | BDL | mg/l |
| Calcium | 50.77 | mg/l |
| Chloride | 109.97 | mg/l |
| Fluoride | 0.39 | mg/l |
| Magnesium | 26.17 | mg/l |
| Phenolpthalein Alkanity | 0 | mg/l |
| BOD | 1.40 | mg/l |
| COD | 2.94 | mg/l |
| Sodium | 143.51 | mg/l |
| Ammonia-N | 0.49 | mg/l |
| pH | 8.24 | Unit |
| Temperature | 28 | ⁰C |
| Total Coliform | 2 | MPN/100ml |
| Cadmium | BDL | µg/l |
| Chromium Total | BDL | µg/l |
| Copper | BDL | µg/l |
| Lead | BDL | µg/l |
| Mercury | BDL | µg/l |
| Nickel | BDL | µg/l |
| Zinc | BDL | µg/l |
| a-BHC | BDL | ppb |
| a-Endosulphan | BDL | ppb |
| Aldrin | BDL | ppb |
| Anilophos | BDL | ppb |
| b-Endosulphan | BDL | ppb |
| Chlorpyriphos | NT | ppb |
| g-BHC | NT | ppb |
| Malathion | BDL | ppb |
| Methyl Parathion | BDL | ppb |
| o,p-DDT | BDL | ppb |
| p,p-DDT | BDL | ppb |
| Iron | 1.8 | mg/l |
| Dieldrin | BDL | ppb |
| Total Dissolved Solids(TDS) | 634.0 | mg/l |
| Total Suspended Solids(TSS) | 6.0 | mg/l |
| Potassium | 3.29 | mg/l |
| Sulphate | 4.01 | mg/l |
| Phosphate-P | BDL | mg/l |
| Total Alkalinity | 360.0 | mg/l |
| Total Fixed Solids(TFS) | 572.0 | mg/l |
| Total Hardness as CaCo3 | 234.62 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| Turbidity | 13.7 | NTU |
| Arsenic | BDL | µg/l |