West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
Station: River Teesta at Jalpesh | River Basin: Tista | CPCB Station Code: 4723 |
Sample Date: 17/03/2020 | Sample Time: 11:40 Hrs | |
Human Activities: Conctruction of Bridge and Fishing. | Weather: Sunny | Water Body: Teesta |
Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Moderately Green and Slightly Turbid | Odour: Fishy | Visible effluent discharge: None. |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Conductivity | 86.41 | µs/cm |
Dissolved O2(DO) | 7.60 | mg/l |
Fecal Coliform | 2200 | MPN/100ml |
Nitrate-N | mg/l | |
pH | 6.80 | Unit |
Total Coliform | 5000 | MPN/100ml |
Boron | 12.41 | mg/l |
Calcium | 4.81 | mg/l |
Chloride | 8.80 | mg/l |
COD | 42.00 | mg/l |
Fluoride | mg/l | |
Magnesium | 3.46 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.001 | mg/l |
Potassium | 2.30 | mg/l |
Sodium | 5.80 | mg/l |
Sulphate | 6.52 | mg/l |
Total Alkalinity | 42.00 | mg/l |
Total Dissolved Solids(TDS) | 182.00 | mg/l |
Total Fixed Solids(TFS) | mg/l | |
Total Hardness as CaCo3 | 24.00 | mg/l |
Total Suspended Solids(TSS) | 62.00 | mg/l |
Turbidity | NTU | |
Temperature | 24 | ⁰C |
BOD | 1.90 | mg/l |
Ammonia-N | mg/l |