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 HOWRAH-SHIVPUR, WEST BENGAL River Basin: GANGA CPCB Station Code: 1471
Sample Date: 22/02/2022 Sample Time: 12:30  
Human Activities: Bathing & washing Weather: Sunny clear 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
  Ammonia-N   0.18   mg/l
  BOD   3.80   mg/l
  Conductivity   434.10   µs/cm
  Dissolved O2(DO)   7.10   mg/l
  E-coli   17000   MPN/100ml
  Fecal Coliform   33000   MPN/100ml
  Fecal Streptococci   330   MPN/100ml
  Nitrate-N   0.99   mg/l
  pH   7.62   Unit
  Temperature(Water)   23.0   ⁰C
  Total Coliform   79000   MPN/100ml
  Boron   BDL   mg/l
  Calcium   41.60   mg/l
  Chloride   24.99   mg/l
  COD   13.00   mg/l
  Fluoride   0.19   mg/l
  Magnesium   14.58   mg/l
  Nitrite N   0.04   mg/l
  Phenolpthalein Alkanity   NIL   mg/l
  Phosphate-P   0.09   mg/l
  Potassium   3.90   mg/l
  Sodium   22.00   mg/l
  Sulphate   32.69   mg/l
  Total Alkalinity   156.00   mg/l
  Total Dissolved Solids(TDS)   232.00   mg/l
  Total Fixed Solids(TFS)   258.00   mg/l
  Total Hardness as CaCo3   164.00   mg/l
  Total Suspended Solids(TSS)   150.00   mg/l
  Turbidity   62.50   NTU