West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
Station: River Balason at Khaprail More | River Basin: Mahananda | CPCB Station Code: 4722 |
Sample Date: 24/12/2019 | Sample Time: 11:10 Hrs | |
Human Activities: Sand recovery | Weather: Sunny and Clear. | Water Body: Balason |
Frequency Of Monitoring: Monthly | Use Based Class: B | 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 |
Fluoride | BDL | mg/l |
Magnesium | 2.30 | mg/l |
Nitrate-N | 0.71 | mg/l |
pH | 6.78 | Unit |
Boron | 0.019 | mg/l |
Calcium | 9.62 | mg/l |
Chloride | 8.81 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.008 | mg/l |
Fecal Coliform | 3300 | MPN/100ml |
COD | 34.00 | mg/l |
Temperature | 20 | ⁰C |
Total Coliform | 11000 | MPN/100ml |
Potassium | 2.20 | mg/l |
Sodium | 2.30 | mg/l |
Ammonia-N | BDL | mg/l |
BOD | 1.20 | mg/l |
Conductivity | 40.12 | µs/cm |
Dissolved O2(DO) | 7.10 | mg/l |
Total Hardness as CaCo3 | 32.00 | mg/l |
Total Alkalinity | 64.00 | mg/l |
Total Suspended Solids(TSS) | 38.00 | mg/l |
Sulphate | 4.68 | mg/l |
Total Dissolved Solids(TDS) | 52.00 | mg/l |
Turbidity | 25.90 | NTU |
Total Fixed Solids(TFS) | 112.00 | mg/l |