West Bengal Pollution Control Board |
Central Laboratory |
Paribesh Bhawan, 10A, Block LA, Sector III, Salt Lake City, Kolkata 700 106. (033) 2335-5953 |
| Station: CENTRAL HOWRAH-RESIDENTAIL AREA | River Basin: GANGA | CPCB Station Code: 1934 |
| Sample Date: 29/10/2020 | Sample Time: 13:30 | |
| Human Activities: Domestic usage | Weather: Sunny clear | Water Body: Ground Water at Howrah |
| Frequency Of Monitoring: Halfyearly | Use Based Class: A | Approximate Depth(Bottom/Table): 0.00 m |
| Color & Intensity: Clear | Odour: Odour free | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Sodium | 232.00 | mg/l |
| Sulphate | 9.76 | mg/l |
| Total Alkalinity | 620.00 | mg/l |
| Total Dissolved Solids(TDS) | 558.00 | mg/l |
| Total Fixed Solids(TFS) | 546.00 | mg/l |
| Cadmium | BDL | mg/l |
| a-Endosulphan | BDL | ppb |
| Anilophos | BDL | ppb |
| Chlorpyriphos | NT | ppb |
| Dieldrin | NT | ppb |
| g-BHC | NT | ppb |
| Malathion | BDL | ppb |
| Methyl Parathion | NT | ppb |
| o,p-DDT | BDL | ppb |
| p,p-DDT | BDL | ppb |
| Ammonia-N | BDL | mg/l |
| BOD | 0.20 | mg/l |
| Conductivity | 1027.00 | µs/cm |
| Fecal Coliform | NIL | MPN/100ml |
| Nitrate-N | 0.49 | mg/l |
| pH | 7.55 | Unit |
| Temperature(Water) | 29.0 | ⁰C |
| Total Coliform | NIL | MPN/100ml |
| Lead | BDL | mg/l |
| Mercury | BDL | mg/l |
| Nickel | BDL | mg/l |
| Zinc | BDL | mg/l |
| a-BHC | NT | ppb |
| Arsenic | BDL | mg/l |
| Calcium | 31.37 | mg/l |
| Chloride | 294.90 | mg/l |
| Fluoride | 0.42 | mg/l |
| Magnesium | 19.16 | mg/l |
| Total Suspended Solids(TSS) | 8.00 | mg/l |
| Turbidity | 2.58 | NTU |
| Phenolpthalein Alkanity | NIL | mg/l |
| Chromium Total | BDL | mg/l |
| Copper | BDL | mg/l |
| Iron | 0.24 | mg/l |
| Boron | BDL | mg/l |
| Phosphate-P | BDL | mg/l |
| Potassium | 4.29 | mg/l |
| COD | 4.00 | mg/l |
| b-Endosulphan | BDL | ppb |
| Aldrin | NT | ppb |
| Total Hardness as CaCo3 | 157.29 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |