West Bengal Pollution Control Board

Haldia Laboratory

Block-05 at 40 Flats Complex,Adjacent to Priyambada Housing Complex,Basudevpur, P.O. Khanjanchak, Haldia, Purba Medinipore - 721602



Station: RUPNARAYAN BEFORE CONFL. TO RIVER GANGA NEAR GEONKHALI, WEST BENGAL River Basin: Rupnarayan CPCB Station Code: 1337
Sample Date: 13/01/2022 Sample Time: 13:25  
Human Activities: Fishing ,Navigation and Bathing Weather: Cloudy Water Body: Rupnarayan
Frequency Of Monitoring: Quarterly Use Based Class: C Approximate Depth(Bottom/Table): 1.00 m 
Color & Intensity: Turbid Odour: None Visible effluent discharge: None


Water Quality
Parameter Test Result Unit
  Ammonia-N   0.12   mg/l
  BOD   1.90   mg/l
  Conductivity   399.10   µs/cm
  Dissolved O2(DO)   7.90   mg/l
  Fecal Coliform   2700   MPN/100ml
  Fecal Streptococci   68   MPN/100ml
  Nitrate-N   1.39   mg/l
  pH   7.25   Unit
  Temperature(Water)   23.0   ⁰C
  Total Coliform   7000   MPN/100ml
  Boron   BDL   mg/l
  Calcium   50.00   mg/l
  Chloride   66.95   mg/l
  COD   10.00   mg/l
  Fluoride   0.30   mg/l
  Magnesium   14.00   mg/l
  Phenolpthalein Alkanity   4.00   mg/l
  Phosphate-P   0.02   mg/l
  Potassium   5.00   mg/l
  Sodium   36.00   mg/l
  Sulphate   26.07   mg/l
  Total Alkalinity   178.00   mg/l
  Total Dissolved Solids(TDS)   276.00   mg/l
  Total Fixed Solids(TFS)   178.00   mg/l
  Total Hardness as CaCo3   181.00   mg/l
  Total Kjeldahl Nitrogen(TKN)      mg/l
  Total Suspended Solids(TSS)   56.00   mg/l
  Turbidity   40.20   NTU