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 KOLKATA | River Basin: GANGA | CPCB Station Code: 1932 |
Sample Date: 12/10/2020 | Sample Time: 13:35 | |
Human Activities: Domestic usage | Weather: Sunny | Water Body: Ground Water at Central Kolkata |
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 |
Total Coliform | NIL | MPN/100ml |
Boron | BDL | mg/l |
Turbidity | 3.97 | NTU |
g-BHC | NT | ppb |
Arsenic | BDL | mg/l |
Ammonia-N | 0.13 | mg/l |
BOD | 0.25 | mg/l |
Conductivity | 565.30 | µs/cm |
Fecal Coliform | NIL | MPN/100ml |
Nitrate-N | 0.70 | mg/l |
pH | 7.15 | Unit |
Temperature(Water) | 30.0 | ⁰C |
Sodium | 54.09 | mg/l |
Sulphate | 8.42 | mg/l |
Calcium | 78.43 | mg/l |
Chloride | 34.99 | mg/l |
Cadmium | BDL | mg/l |
Chromium Total | BDL | mg/l |
Copper | BDL | mg/l |
Lead | BDL | mg/l |
Aldrin | NT | ppb |
Anilophos | BDL | ppb |
Iron | 0.65 | mg/l |
COD | 4.00 | mg/l |
Fluoride | 0.55 | mg/l |
Magnesium | 18.11 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.17 | mg/l |
Potassium | BDL | mg/l |
Mercury | BDL | mg/l |
Nickel | BDL | mg/l |
Zinc | BDL | mg/l |
b-Endosulphan | NT | ppb |
Chlorpyriphos | NT | ppb |
Dieldrin | BDL | ppb |
a-BHC | NT | ppb |
a-Endosulphan | NT | ppb |
Total Alkalinity | 310.00 | mg/l |
Total Dissolved Solids(TDS) | 316.00 | mg/l |
Total Fixed Solids(TFS) | 270.00 | mg/l |
Total Hardness as CaCo3 | 270.59 | mg/l |
Total Kjeldahl Nitrogen(TKN) | mg/l | |
Total Suspended Solids(TSS) | 12.00 | mg/l |
Malathion | BDL | ppb |
Methyl Parathion | BDL | ppb |
o,p-DDT | NT | ppb |
p,p-DDT | NT | ppb |