West Bengal Pollution Control Board

Central Laboratory

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



Station: GANGA AT DIAMOND HARBOUR, WEST BENGAL River Basin: GANGA CPCB Station Code: 1469
Sample Date: 08/01/2021 Sample Time: 14:00  
Human Activities: Bathing & washing, Navigation Weather: Sunny Water Body: Ganga
Frequency Of Monitoring: Quarterly Use Based Class: C Approximate Depth(Bottom/Table): 2.00 m 
Color & Intensity: Muddy Odour: Odour free Visible effluent discharge: None


Water Quality
Parameter Test Result Unit
  Total Suspended Solids(TSS)   108.00   mg/l
  Dissolved O2(DO)   7.40   mg/l
  Temperature(Water)   28.0   ⁰C
  Sulphate   42.41   mg/l
  E-coli   4500   MPN/100ml
  Fecal Coliform   6800   MPN/100ml
  Fecal Streptococci   49   MPN/100ml
  Nitrate-N   1.00   mg/l
  pH   7.10   Unit
  Total Coliform   11000   MPN/100ml
  Boron   BDL   mg/l
  Calcium   47.06   mg/l
  Chloride   164.94   mg/l
  COD   10.00   mg/l
  Fluoride   0.31   mg/l
  Magnesium   21.44   mg/l
  Phenolpthalein Alkanity   NIL   mg/l
  Phosphate-P   0.14   mg/l
  Sodium   82.47   mg/l
  Total Alkalinity   170.00   mg/l
  Total Dissolved Solids(TDS)   490.00   mg/l
  Total Fixed Solids(TFS)   400.00   mg/l
  Total Hardness as CaCo3   205.88   mg/l
  Total Kjeldahl Nitrogen(TKN)      mg/l
  Turbidity   48.60   NTU
  Ammonia-N   0.25   mg/l
  BOD   2.55   mg/l
  Conductivity   802.20   µs/cm
  Nitrite N   0.01   mg/l
  Potassium   9.23   mg/l