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: 06/09/2019 | Sample Time: 14:05 Hrs | |
Human Activities: Bathing ,Washing. | Weather: Sunny and Clear | Water Body: Karala at jalpaiguri |
Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Moderately Green and Clear | Odour: Fishy | Visible effluent discharge: Moderate. |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
pH | 6.43 | Unit |
Nitrate-N | 0.94 | mg/l |
Temperature | 29 | ⁰C |
Calcium | 6.41 | mg/l |
Chloride | 10.76 | mg/l |
COD | 40.05 | mg/l |
Fluoride | 0.32 | mg/l |
Magnesium | 1.15 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Potassium | 2.8 | mg/l |
Sodium | 4.2 | mg/l |
Total Alkalinity | 52.00 | mg/l |
Total Kjeldahl Nitrogen(TKN) | mg/l | |
Ammonia-N | BDL | mg/l |
Phosphate-P | 0.051 | mg/l |
Total Suspended Solids(TSS) | 68.00 | mg/l |
Turbidity | 10.20 | NTU |
Boron | 0.023 | mg/l |
Total Dissolved Solids(TDS) | 70.00 | mg/l |
Total Fixed Solids(TFS) | 126.00 | mg/l |
Total Hardness as CaCo3 | 16.00 | mg/l |
BOD | 2.80 | mg/l |
Conductivity | 110.0 | µs/cm |
Dissolved O2(DO) | 7.30 | mg/l |
Fecal Coliform | 3300 | MPN/100ml |
Total Coliform | 11000 | MPN/100ml |
Sulphate | 13.02 | mg/l |