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: 14/01/2019 Sample Time: 14:05  
Human Activities: Nil Weather: Sunny clear 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: Moderate


Water Quality
Parameter Test Result Unit
  Ammonia-N   BDL   mg/l
  Conductivity   1642.0   µs/cm
  Fecal Coliform   4000   MPN/100ml
  Nitrate-N   0.61   mg/l
  pH   7.86   Unit
  Temperature   19.0   ⁰C
  Boron   BDL   mg/l
  Calcium   88.00   mg/l
  Chloride   274.92   mg/l
  COD   6.33   mg/l
  Fluoride   0.22   mg/l
  Phosphate-P   0.25   mg/l
  Potassium   17.25   mg/l
  Sodium   607.07   mg/l
  Sulphate   36.80   mg/l
  Total Alkalinity   152.00   mg/l
  Total Fixed Solids(TFS)   556.0   mg/l
  Total Hardness as CaCo3   400.00   mg/l
  Total Kjeldahl Nitrogen(TKN)      mg/l
  Turbidity   51.2   NTU
  BOD   3.60   mg/l
  Total Coliform   6000   MPN/100ml
  Phenolpthalein Alkanity   0.0   mg/l
  Total Dissolved Solids(TDS)   686.0   mg/l
  Dissolved O2(DO)   7.8   mg/l
  Magnesium   43.74   mg/l
  Total Suspended Solids(TSS)   54.0   mg/l