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: 12/05/2022 Sample Time: 15:30  
Human Activities: Bathing washing, Fishing 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
  Ammonia-N   BDL   mg/l
  BOD   3.00   mg/l
  Conductivity   1159.00   µs/cm
  Dissolved O2(DO)   6.10   mg/l
  E-coli   4500   MPN/100ml
  Fecal Coliform   11000   MPN/100ml
  Fecal Streptococci   13   MPN/100ml
  Nitrate-N   0.54   mg/l
  pH   7.70   Unit
  Temperature(Water)   30.0   ⁰C
  Total Coliform   13000   MPN/100ml
  Boron   BDL   mg/l
  Calcium   60.00   mg/l
  Chloride   229.93   mg/l
  COD   13.00   mg/l
  Fluoride   0.22   mg/l
  Magnesium   12.15   mg/l
  Nitrite N   0.02   mg/l
  Phenolpthalein Alkanity   NIL   mg/l
  Phosphate-P   0.18   mg/l
  Potassium   9.10   mg/l
  Sodium   164.00   mg/l
  Sulphate   77.13   mg/l
  Total Alkalinity   160.00   mg/l
  Total Dissolved Solids(TDS)   670.00   mg/l
  Total Fixed Solids(TFS)   730.00   mg/l
  Total Hardness as CaCo3   200.00   mg/l
  Total Suspended Solids(TSS)   160.00   mg/l
  Turbidity   99.06   NTU