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: 17/03/2021 Sample Time: 11:53  
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: Muddy Odour: Odour free Visible effluent discharge: None


Water Quality
Parameter Test Result Unit
  Ammonia-N   0.22   mg/l
  BOD   3.05   mg/l
  Conductivity   403.10   µs/cm
  Dissolved O2(DO)   5.60   mg/l
  E-coli   7800   MPN/100ml
  Fecal Coliform   13000   MPN/100ml
  Fecal Streptococci   68   MPN/100ml
  Nitrate-N   0.26   mg/l
  pH   7.72   Unit
  Temperature(Water)   33.0   ⁰C
  Total Coliform   79000   MPN/100ml
  Boron   BDL   mg/l
  Calcium   44.00   mg/l
  Chloride   19.06   mg/l
  COD   15.00   mg/l
  Fluoride   0.28   mg/l
  Magnesium   12.15   mg/l
  Nitrite N   0.06   mg/l
  Phenolpthalein Alkanity   NIL   mg/l
  Phosphate-P   0.05   mg/l
  Potassium   2.86   mg/l
  Sodium   13.23   mg/l
  Sulphate   19.61   mg/l
  Total Alkalinity   150.00   mg/l
  Total Dissolved Solids(TDS)   314.00   mg/l
  Total Fixed Solids(TFS)   352.00   mg/l
  Total Kjeldahl Nitrogen(TKN)      mg/l
  Total Suspended Solids(TSS)   166.00   mg/l
  Turbidity   92.80   NTU
  Total Hardness as CaCo3   160.00   mg/l