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: 22/03/2022 Sample Time: 12:40  
Human Activities: Bathing & washing, Navigation 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, Floating Algea


Water Quality
Parameter Test Result Unit
  Ammonia-N   0.23   mg/l
  BOD   2.40   mg/l
  Conductivity   456.87   µs/cm
  Dissolved O2(DO)   5.80   mg/l
  E-coli   22000   MPN/100ml
  Fecal Coliform   33000   MPN/100ml
  Fecal Streptococci   230   MPN/100ml
  Nitrate-N   0.42   mg/l
  pH   7.74   Unit
  Temperature(Water)   30.0   ⁰C
  Total Coliform   79000   MPN/100ml
  Boron   BDL   mg/l
  Calcium   33.60   mg/l
  Chloride   23.99   mg/l
  COD   16.00   mg/l
  Fluoride   BDL   mg/l
  Magnesium   16.52   mg/l
  Nitrite N   0.05   mg/l
  Phenolpthalein Alkanity   NIL   mg/l
  Phosphate-P   0.08   mg/l
  Potassium   4.20   mg/l
  Sodium   39.00   mg/l
  Sulphate   36.73   mg/l
  Total Alkalinity   156.00   mg/l
  Total Dissolved Solids(TDS)   284.00   mg/l
  Total Fixed Solids(TFS)   428.00   mg/l
  Total Hardness as CaCo3   152.00   mg/l
  Total Suspended Solids(TSS)   158.00   mg/l
  Turbidity   114.00   NTU