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: 19/05/2022 | Sample Time: 11:32 | |
Human Activities: Bathing and Washing,open defication and 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: Moderately Brown and turbid | Odour: Fishy | Visible effluent discharge: Moderate |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Ammonia-N | BDL | mg/l |
BOD | 2.10 | mg/l |
Conductivity | 81.30 | µs/cm |
Dissolved O2(DO) | 7.60 | mg/l |
Fecal Coliform | 90000 | MPN/100ml |
Fecal Streptococci | 46 | MPN/100ml |
Nitrate-N | 1.65 | mg/l |
pH | 7.13 | Unit |
Temperature(Water) | 24 | ⁰C |
Total Coliform | 160000 | MPN/100ml |
Boron | 2.88 | mg/l |
Calcium | 8.00 | mg/l |
Chloride | 3.91 | mg/l |
COD | 15.00 | mg/l |
Fluoride | BDL | mg/l |
Magnesium | 0.97 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.016 | mg/l |
Potassium | 4.10 | mg/l |
Sodium | 6.50 | mg/l |
Sulphate | 11.85 | mg/l |
Total Alkalinity | 30.00 | mg/l |
Total Dissolved Solids(TDS) | 40.00 | mg/l |
Total Fixed Solids(TFS) | 220.00 | mg/l |
Total Hardness as CaCo3 | 24.00 | mg/l |
Total Suspended Solids(TSS) | 183.00 | mg/l |
Turbidity | 85.90 | NTU |