West Bengal Pollution Control Board

Central Laboratory

Paribesh Bhawan, 10A, Block LA, Sector III, Salt Lake City, Kolkata 700 106. (033) 2335-5953



Station: D/S OF BIDYADHARI RIVER AT MALANCHA BURNING GHAT River Basin: Tidal streams CPCB Station Code: 2550
Sample Date: 06/12/2019 Sample Time: 12:45  
Human Activities: none Weather: Sunny Water Body: D/S OF BIDYADHARI RIVER AT MALANCHA BURNING GHAT
Frequency Of Monitoring: Quarterly Use Based Class: C Approximate Depth(Bottom/Table): 2.00 m 
Color & Intensity: Blackish Odour: Fishy Visible effluent discharge: Moderate


Water Quality
Parameter Test Result Unit
  Ammonia-N   7.97   mg/l
  Boron   BDL   mg/l
  Phosphate-P   0.23   mg/l
  Potassium   13.68   mg/l
  Sodium   254.25   mg/l
  Sulphate   92.24   mg/l
  Total Hardness as CaCo3   265.20   mg/l
  Total Kjeldahl Nitrogen(TKN)      mg/l
  Nitrate-N   0.75   mg/l
  pH   7.31   Unit
  Temperature   28.0   ⁰C
  Turbidity   38.6   NTU
  Calcium   57.12   mg/l
  COD   12.92   mg/l
  Total Fixed Solids(TFS)   816.00   mg/l
  BOD   7.30   mg/l
  Total Dissolved Solids(TDS)   676.00   mg/l
  Total Alkalinity   250   mg/l
  Chloride   319.90   mg/l
  Conductivity   1661.00   µs/cm
  Dissolved O2(DO)   0.40   mg/l
  Fecal Coliform   70000   MPN/100ml
  Total Coliform   110000   MPN/100ml
  Fluoride   0.44   mg/l
  Magnesium   29.38   mg/l
  Phenolpthalein Alkanity   NIL   mg/l
  Total Suspended Solids(TSS)   52.00   mg/l