West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
Station: KAROLA, D/S OF JALPAIGURI, NEAR MIN BHAWAN | River Basin: Tista | CPCB Station Code: 2523 |
Sample Date: 18/03/2021 | Sample Time: 14:20 Hrs. | |
Human Activities: Bathing | Weather: Sunny | Water Body: Karala at jalpaiguri |
Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Light Green and Clear | Odour: fishy | Visible effluent discharge: None |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
BOD | 1.20 | mg/l |
Conductivity | 63.00 | µs/cm |
Dissolved O2(DO) | 7.50 | mg/l |
Fecal Coliform | 2700 | MPN/100ml |
Fecal Streptococci | 17 | MPN/100ml |
Nitrate-N | 0.02 | mg/l |
pH | 6.91 | Unit |
Boron | 0.46 | mg/l |
Chloride | 4.89 | mg/l |
COD | 38.00 | mg/l |
Fluoride | 0.20 | mg/l |
Magnesium | 1.92 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.007 | mg/l |
Potassium | 5.40 | mg/l |
Sodium | 2.8 | mg/l |
Sulphate | 9.56 | mg/l |
Total Alkalinity | 78.0 | mg/l |
Total Dissolved Solids(TDS) | 37.00 | mg/l |
Total Fixed Solids(TFS) | 104.00 | mg/l |
Total Suspended Solids(TSS) | 32.00 | mg/l |
Ammonia-N | 0.13 | mg/l |
Turbidity | 4.26 | NTU |
Temperature(Water) | 27 | ⁰C |
Total Coliform | 13000 | MPN/100ml |
Calcium | 12.83 | mg/l |
Total Hardness as CaCo3 | 40.00 | mg/l |