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: 20/05/2022 Sample Time: 11:55  
Human Activities: Bathing & washing 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
  Ammonia-N   0.13   mg/l
  BOD   2.45   mg/l
  Conductivity   360.00   µs/cm
  Dissolved O2(DO)   5.30   mg/l
  E-coli   33000   MPN/100ml
  Fecal Coliform   46000   MPN/100ml
  Fecal Streptococci   330   MPN/100ml
  Nitrate-N   0.11   mg/l
  pH   7.15   Unit
  Temperature(Water)   30.0   ⁰C
  Total Coliform   110000   MPN/100ml
  Boron   BDL   mg/l
  Calcium   35.20   mg/l
  Chloride   18.19   mg/l
  COD   13.00   mg/l
  Fluoride   0.18   mg/l
  Magnesium   9.72   mg/l
  Nitrite N   0.04   mg/l
  Phenolpthalein Alkanity   NIL   mg/l
  Phosphate-P   0.14   mg/l
  Potassium   4.50   mg/l
  Sodium   36.00   mg/l
  Sulphate   34.87   mg/l
  Total Alkalinity   138.00   mg/l
  Total Dissolved Solids(TDS)   154.00   mg/l
  Total Fixed Solids(TFS)   424.00   mg/l
  Total Hardness as CaCo3   128.00   mg/l
  Total Suspended Solids(TSS)   240.00   mg/l
  Turbidity   131.00   NTU