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: 05/04/2021 | Sample Time: 13:40 | |
Human Activities: Bathing & washing | 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: Odour free | Visible effluent discharge: None |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Ammonia-N | 0.29 | mg/l |
BOD | 0.5 | mg/l |
Conductivity | 1705.00 | µs/cm |
Fecal Coliform | 23 | MPN/100ml |
Nitrate-N | 0.14 | mg/l |
pH | 7.27 | Unit |
Temperature(Water) | 31.0 | ⁰C |
Total Coliform | 79 | MPN/100ml |
Boron | BDL | mg/l |
Calcium | 172.00 | mg/l |
Chloride | 603.71 | mg/l |
COD | 7.00 | mg/l |
Fluoride | 0.24 | mg/l |
Magnesium | 63.18 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | BDL | mg/l |
Potassium | 6.11 | mg/l |
Sodium | 89.68 | mg/l |
Sulphate | 7.33 | mg/l |
Total Alkalinity | 310.00 | mg/l |
Total Dissolved Solids(TDS) | 1470.00 | mg/l |
Total Fixed Solids(TFS) | 998.00 | mg/l |
Total Hardness as CaCo3 | 690.00 | mg/l |
Total Kjeldahl Nitrogen(TKN) | mg/l | |
Total Suspended Solids(TSS) | 24.00 | mg/l |
Turbidity | 32.90 | NTU |
Arsenic | BDL | mg/l |
Cadmium | BDL | mg/l |
Chromium Total | BDL | mg/l |
Copper | BDL | mg/l |
Iron | 2.00 | mg/l |
Lead | BDL | mg/l |
Mercury | BDL | mg/l |
Nickel | BDL | mg/l |
Zinc | 3.23 | mg/l |
a-BHC | ppb | |
a-Endosulphan | ppb | |
Aldrin | ppb | |
Anilophos | ppb | |
b-Endosulphan | ppb | |
Chlorpyriphos | ppb | |
Dieldrin | ppb | |
g-BHC | ppb | |
Malathion | ppb | |
Methyl Parathion | ppb | |
o,p-DDT | ppb | |
p,p-DDT | ppb |