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: 24/11/2021 Sample Time: 12:40  
Human Activities: Fishing & Bathing 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: Moderate


Water Quality
Parameter Test Result Unit
  Phosphate-P   0.06   mg/l
  Potassium   3.80   mg/l
  Sodium   15.70   mg/l
  Sulphate   20.26   mg/l
  Total Alkalinity   130.00   mg/l
  Total Dissolved Solids(TDS)   174.00   mg/l
  Total Fixed Solids(TFS)   216.00   mg/l
  Total Hardness as CaCo3   122.00   mg/l
  Total Kjeldahl Nitrogen(TKN)      mg/l
  Total Suspended Solids(TSS)   82.00   mg/l
  Turbidity   44.63   NTU
  Ammonia-N   0.12   mg/l
  BOD   2.45   mg/l
  Conductivity   359.10   µs/cm
  Dissolved O2(DO)   6.10   mg/l
  E-coli   17000   MPN/100ml
  Fecal Coliform   23000   MPN/100ml
  Fecal Streptococci   170   MPN/100ml
  Nitrate-N   0.64   mg/l
  pH   7.70   Unit
  Temperature(Water)   29.0   ⁰C
  Total Coliform   79000   MPN/100ml
  Boron   BDL   mg/l
  Calcium   40.80   mg/l
  Chloride   16.63   mg/l
  COD   15.00   mg/l
  Fluoride   0.27   mg/l
  Magnesium   4.86   mg/l
  Nitrite N   0.05   mg/l
  Phenolpthalein Alkanity   NIL   mg/l