West Bengal Pollution Control Board

Central Laboratory

Paribesh Bhawan, 10A, Block LA, Sector III, Salt Lake City, Kolkata 700 106. (033) 2335-5953



Station: Subhas Sarovar,Beliaghata Kolkata River Basin: GANGA CPCB Station Code: 5163
Sample Date: 04/03/2022 Sample Time: 12:35  
Human Activities: Bathing & washing Weather: Sunny Water Body: Lake
Frequency Of Monitoring: Monthly Use Based Class: B Approximate Depth(Bottom/Table): 2.00 m 
Color & Intensity: Light green Odour: Odour free Visible effluent discharge: None, Water Hyacinth


Water Quality
Parameter Test Result Unit
  Ammonia-N   0.20   mg/l
  BOD   3.60   mg/l
  Conductivity   426.90   µs/cm
  Dissolved O2(DO)   7.60   mg/l
  Fecal Coliform   1300   MPN/100ml
  Nitrate-N   0.54   mg/l
  pH   7.17   Unit
  Temperature(Water)   26.0   ⁰C
  Total Coliform   2300   MPN/100ml
  Boron   BDL   mg/l
  Calcium   27.20   mg/l
  Chloride   44.98   mg/l
  COD   28.00   mg/l
  Fluoride   0.17   mg/l
  Magnesium   7.78   mg/l
  Phenolpthalein Alkanity   NIL   mg/l
  Phosphate-P   0.14   mg/l
  Potassium   4.20   mg/l
  Sodium   45.00   mg/l
  Sulphate   35.29   mg/l
  Total Alkalinity   116.00   mg/l
  Total Dissolved Solids(TDS)   220.00   mg/l
  Total Fixed Solids(TFS)   178.00   mg/l
  Total Hardness as CaCo3   100.00   mg/l
  Total Suspended Solids(TSS)   38.00   mg/l
  Turbidity   5.90   NTU