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: 11/01/2022 | Sample Time: 12:25 | |
Human Activities: Bathing and Washing and Fishing. | 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 | 0.14 | mg/l |
BOD | 1.40 | mg/l |
Conductivity | 57.76 | µs/cm |
Dissolved O2(DO) | 7.20 | mg/l |
Fecal Coliform | 14000 | MPN/100ml |
Fecal Streptococci | 33 | MPN/100ml |
Nitrate-N | 0.05 | mg/l |
pH | 7.51 | Unit |
Temperature(Water) | 18 | ⁰C |
Total Coliform | 35000 | MPN/100ml |
Boron | 1.45 | mg/l |
Calcium | 13.62 | mg/l |
Chloride | 8.81 | mg/l |
COD | 18.00 | mg/l |
Fluoride | 0.15 | mg/l |
Magnesium | 6.33 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.002 | mg/l |
Potassium | 1.20 | mg/l |
Sodium | 2.60 | mg/l |
Sulphate | 5.24 | mg/l |
Total Alkalinity | 28.00 | mg/l |
Total Dissolved Solids(TDS) | 34.00 | mg/l |
Total Fixed Solids(TFS) | 48.00 | mg/l |
Total Hardness as CaCo3 | 56.00 | mg/l |
Total Suspended Solids(TSS) | 23.00 | mg/l |
Turbidity | 14.40 | NTU |