West Bengal Pollution Control Board

Central Laboratory

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



Station: Leeram Lake River Basin: GANGA CPCB Station Code: null
Sample Date: 20/05/2022 Sample Time: 14:05  
Human Activities: None Weather: Sunny Water Body: GANGA
Frequency Of Monitoring: Quarterly Use Based Class: B Approximate Depth(Bottom/Table): 1.50 m 
Color & Intensity: Light green Odour: Odour free Visible effluent discharge: None, Floating Algae


Water Quality
Parameter Test Result Unit
  BOD   3.50   mg/l
  Dissolved O2(DO)   6.00   mg/l
  Fecal Coliform   7000   MPN/100ml
  pH   7.93   Unit
  Total Coliform   17000   MPN/100ml
  COD   25.00   mg/l