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 GARDEN REACH, WEST BENGAL River Basin: GANGA CPCB Station Code: 1470
Sample Date: 03/11/2020 Sample Time: 12:40  
Human Activities: Bathing & washing Weather: Sunny Water Body: Ganga
Frequency Of Monitoring: Quarterly Use Based Class: C Approximate Depth(Bottom/Table): 1.50 m 
Color & Intensity: Muddy Odour: Odour free Visible effluent discharge: Moderate


Water Quality
Parameter Test Result Unit
  Fluoride   0.26   mg/l
  Magnesium   12.86   mg/l
  Nitrite N   0.06   mg/l
  Turbidity   98.90   NTU
  Ammonia-N   0.18   mg/l
  Conductivity   335.70   µs/cm
  Dissolved O2(DO)   5.00   mg/l
  E-coli   46000   MPN/100ml
  Fecal Coliform   70000   MPN/100ml
  Fecal Streptococci   79   MPN/100ml
  Nitrate-N   0.33   mg/l
  Phenolpthalein Alkanity   NIL   mg/l
  Phosphate-P   0.38   mg/l
  Potassium   5.09   mg/l
  Total Dissolved Solids(TDS)   228.00   mg/l
  Total Fixed Solids(TFS)   230.00   mg/l
  Total Hardness as CaCo3   125.48   mg/l
  Total Kjeldahl Nitrogen(TKN)      mg/l
  Total Suspended Solids(TSS)   126.00   mg/l
  Sodium   19.45   mg/l
  Sulphate   10.30   mg/l
  pH   7.93   Unit
  Temperature(Water)   30.0   ⁰C
  Total Coliform   110000   MPN/100ml
  Boron   BDL   mg/l
  Calcium   29.02   mg/l
  Total Alkalinity   150.00   mg/l
  BOD   3.00   mg/l
  Chloride   19.99   mg/l
  COD   16.00   mg/l