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: 06/05/2022 Sample Time: 11:15  
Human Activities: Bathing washing, Fishing 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, Floating Algae


Water Quality
Parameter Test Result Unit
  Ammonia-N   0.19   mg/l
  BOD   2.60   mg/l
  Conductivity   388.10   µs/cm
  Dissolved O2(DO)   5.40   mg/l
  E-coli   33000   MPN/100ml
  Fecal Coliform   49000   MPN/100ml
  Fecal Streptococci   230   MPN/100ml
  Nitrate-N   0.33   mg/l
  pH   7.55   Unit
  Temperature(Water)   29.0   ⁰C
  Total Coliform   110000   MPN/100ml
  Boron   BDL   mg/l
  Calcium   32.80   mg/l
  Chloride   19.56   mg/l
  COD   12.00   mg/l
  Fluoride   0.20   mg/l
  Magnesium   12.64   mg/l
  Nitrite N   0.07   mg/l
  Phenolpthalein Alkanity   NIL   mg/l
  Phosphate-P   0.06   mg/l
  Potassium   4.80   mg/l
  Sodium   40.00   mg/l
  Sulphate   36.03   mg/l
  Total Alkalinity   144.00   mg/l
  Total Dissolved Solids(TDS)   128.00   mg/l
  Total Fixed Solids(TFS)   134.00   mg/l
  Total Hardness as CaCo3   134.00   mg/l
  Total Suspended Solids(TSS)   112.00   mg/l
  Turbidity   58.80   NTU