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: 23/07/2019 Sample Time: 11:50  
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: None


Water Quality
Parameter Test Result Unit
  Dissolved O2(DO)   4.90   mg/l
  Fecal Coliform   49000   MPN/100ml
  Nitrate-N   0.82   mg/l
  Boron   BDL   mg/l
  Calcium   30.00   mg/l
  Chloride   7.99   mg/l
  Fluoride   0.21   mg/l
  pH   7.52   Unit
  Temperature   31.0   ⁰C
  Total Coliform   170000   MPN/100ml
  Magnesium   7.01   mg/l
  Total Suspended Solids(TSS)   345.00   mg/l
  Turbidity   508.00   NTU
  Ammonia-N   BDL   mg/l
  BOD   1.70   mg/l
  Nitrite N   0.04   mg/l
  Phenolpthalein Alkanity   NIL   mg/l
  Phosphate-P   0.14   mg/l
  Conductivity   268.90   µs/cm
  COD   24.50   mg/l
  Potassium   2.75   mg/l
  Sodium   10.92   mg/l
  Sulphate   17.07   mg/l
  Total Alkalinity   96.00   mg/l
  Total Dissolved Solids(TDS)   143.00   mg/l
  Total Fixed Solids(TFS)   749.00   mg/l
  Total Hardness as CaCo3   103.85   mg/l
  Total Kjeldahl Nitrogen(TKN)      mg/l