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: 16/08/2021 Sample Time: 14:30  
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: Muddy Odour: Odour free Visible effluent discharge: Moderate, Water Hyacinth


Water Quality
Parameter Test Result Unit
  Potassium   3.65   mg/l
  Sodium   6.78   mg/l
  Sulphate   32.55   mg/l
  Total Alkalinity   106.00   mg/l
  Total Dissolved Solids(TDS)   110.00   mg/l
  Total Fixed Solids(TFS)   276.00   mg/l
  Total Hardness as CaCo3   94.00   mg/l
  Total Kjeldahl Nitrogen(TKN)      mg/l
  Total Suspended Solids(TSS)   226.00   mg/l
  Turbidity   158.00   NTU
  Ammonia-N   0.27   mg/l
  BOD   2.00   mg/l
  Conductivity   258.00   µs/cm
  Dissolved O2(DO)   4.00   mg/l
  E-coli   13000   MPN/100ml
  Fecal Coliform   33000   MPN/100ml
  Fecal Streptococci   210   MPN/100ml
  Nitrate-N   0.89   mg/l
  pH   7.42   Unit
  Temperature(Water)   29.0   ⁰C
  Total Coliform   79000   MPN/100ml
  Boron   BDL   mg/l
  Calcium   28.00   mg/l
  Chloride   13.99   mg/l
  COD   17.00   mg/l
  Fluoride   0.34   mg/l
  Magnesium   5.83   mg/l
  Nitrite N   0.02   mg/l
  Phenolpthalein Alkanity   NIL   mg/l
  Phosphate-P   0.08   mg/l