West Bengal Pollution Control Board |
Central Laboratory |
Paribesh Bhawan, 10A, Block LA, Sector III, Salt Lake City, Kolkata 700 106. (033) 2335-5953 |
Station: TOPSIA CALCUTTA, WEST BENGAL | River Basin: GANGA | CPCB Station Code: 1774 |
Sample Date: 05/04/2019 | Sample Time: 15:15 | |
Human Activities: Drinking & Domestic | Weather: Sunny | Water Body: Ground Water at TOPSIA |
Frequency Of Monitoring: Halfyearly | Use Based Class: A | Approximate Depth(Bottom/Table): 0.00 m |
Color & Intensity: Clear | Odour: Nil | Visible effluent discharge: Nil |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Zinc | BDL | µg/l |
a-BHC | BDL | ppb |
a-Endosulphan | NT | ppb |
Aldrin | BDL | ppb |
b-Endosulphan | BDL | ppb |
Chlorpyriphos | NT | ppb |
Dieldrin | NT | ppb |
g-BHC | NT | ppb |
Malathion | BDL | ppb |
Methyl Parathion | NT | ppb |
o,p-DDT | NT | ppb |
p,p-DDT | BDL | ppb |
Potassium | 5.00 | mg/l |
Sodium | 170.59 | mg/l |
Sulphate | 27.19 | mg/l |
Total Alkalinity | 340.0 | mg/l |
Arsenic | BDL | µg/l |
Mercury | BDL | µg/l |
Boron | BDL | mg/l |
Anilophos | BDL | ppb |
Total Fixed Solids(TFS) | 936.0 | mg/l |
Total Hardness as CaCo3 | 750.0 | mg/l |
Total Kjeldahl Nitrogen(TKN) | mg/l | |
Turbidity | 39.5 | NTU |
Chromium Total | BDL | µg/l |
Copper | BDL | µg/l |
Iron | 1.00 | mg/l |
Lead | BDL | µg/l |
Nickel | BDL | µg/l |
Ammonia-N | 0.39 | mg/l |
BOD | 1.3 | mg/l |
Fecal Coliform | 4 | MPN/100ml |
Nitrate-N | 0.10 | mg/l |
pH | 7.36 | Unit |
Temperature | 27 | ⁰C |
Total Coliform | 9 | MPN/100ml |
Calcium | 176.92 | mg/l |
Chloride | 474.85 | mg/l |
Fluoride | 0.48 | mg/l |
Magnesium | 74.77 | mg/l |
Phenolpthalein Alkanity | 0 | mg/l |
Phosphate-P | BDL | mg/l |
Conductivity | 2343.0 | µs/cm |
COD | 5.71 | mg/l |
Cadmium | BDL | µg/l |
Total Suspended Solids(TSS) | 14.0 | mg/l |
Total Dissolved Solids(TDS) | 1672.0 | mg/l |