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: 31/08/2021 Sample Time: 14:15  
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: Clear Odour: Odour free Visible effluent discharge: None


Water Quality
Parameter Test Result Unit
  Fluoride   0.40   mg/l
  Magnesium   19.44   mg/l
  Nitrite N   0.01   mg/l
  Phenolpthalein Alkanity   NIL   mg/l
  Phosphate-P   0.09   mg/l
  Potassium   4.03   mg/l
  Sodium   10.76   mg/l
  Sulphate   19.00   mg/l
  Total Alkalinity   150.00   mg/l
  Total Dissolved Solids(TDS)   164.00   mg/l
  Total Fixed Solids(TFS)   206.00   mg/l
  Total Hardness as CaCo3   140.00   mg/l
  Chloride   34.99   mg/l
  COD   13.00   mg/l
  Total Kjeldahl Nitrogen(TKN)      mg/l
  Total Suspended Solids(TSS)   46.00   mg/l
  Turbidity   49.00   NTU
  Ammonia-N   0.27   mg/l
  BOD   1.70   mg/l
  Conductivity   494.17   µs/cm
  Dissolved O2(DO)   4.30   mg/l
  E-coli   4000   MPN/100ml
  Fecal Coliform   4500   MPN/100ml
  Fecal Streptococci   45   MPN/100ml
  Nitrate-N   1.02   mg/l
  pH   7.12   Unit
  Temperature(Water)   31.0   ⁰C
  Total Coliform   7800   MPN/100ml
  Boron   BDL   mg/l
  Calcium   24.00   mg/l