West Bengal Pollution Control Board |
Central Laboratory |
Paribesh Bhawan, 10A, Block LA, Sector III, Salt Lake City, Kolkata 700 106. (033) 2335-5953 |
Station: RABINDRASAROVAR NATIONAL LAKE, CALCUTTA, WEST BENGAL | River Basin: GANGA | CPCB Station Code: 1765 |
Sample Date: 03/11/2019 | Sample Time: 16:15 | |
Human Activities: none | Weather: clear | Water Body: Rabindra Sarabar |
Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 2.00 m |
Color & Intensity: Light green | Odour: Odour free | Visible effluent discharge: None |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Conductivity | 376.90 | µs/cm |
Dissolved O2(DO) | 9.20 | mg/l |
Fecal Coliform | 400 | MPN/100ml |
Nitrate-N | 1.10 | mg/l |
pH | 7.79 | Unit |
Temperature | 27.0 | ⁰C |
Total Coliform | 1300 | MPN/100ml |
Boron | BDL | mg/l |
Calcium | 15.69 | mg/l |
Chloride | 54.98 | mg/l |
COD | 21.00 | mg/l |
Fluoride | 0.31 | mg/l |
Magnesium | 6.43 | mg/l |
Phosphate-P | 0.07 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Ammonia-N | BDL | mg/l |
Sodium | 46.81 | mg/l |
Total Suspended Solids(TSS) | 52.00 | mg/l |
BOD | 1.95 | mg/l |
Potassium | 7.55 | mg/l |
Sulphate | 14.90 | mg/l |
Total Alkalinity | 161.50 | mg/l |
Total Dissolved Solids(TDS) | 190.00 | mg/l |
Total Fixed Solids(TFS) | 160.00 | mg/l |
Total Hardness as CaCo3 | 65.69 | mg/l |
Total Kjeldahl Nitrogen(TKN) | mg/l | |
Turbidity | 6.18 | NTU |