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: 06/05/2019 | Sample Time: 11:50 | |
Human Activities: Bathing, Washing and Fishing and Sand recovery | Weather: Clear and Sunny | Water Body: Balason |
Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Muddy and Moderately Brown | Odour: Nauseating | Visible effluent discharge: None |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Chloride | 15.65 | mg/l |
COD | 26.13 | mg/l |
Magnesium | 3.46 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.059 | mg/l |
Sodium | 4.60 | mg/l |
Sulphate | 13.47 | mg/l |
Total Dissolved Solids(TDS) | 60.00 | mg/l |
Total Fixed Solids(TFS) | 100.00 | mg/l |
Total Kjeldahl Nitrogen(TKN) | mg/l | |
Total Suspended Solids(TSS) | 124.00 | mg/l |
Turbidity | 52.40 | NTU |
Conductivity | 85.71 | µs/cm |
Dissolved O2(DO) | 6.70 | mg/l |
Fecal Coliform | 5000 | MPN/100ml |
Nitrate-N | 0.28 | mg/l |
Temperature | 30 | ⁰C |
Total Coliform | 17000 | MPN/100ml |
Boron | 0.012 | mg/l |
Calcium | 7.21 | mg/l |
BOD | 2.90 | mg/l |
pH | 7.82 | Unit |
Fluoride | 0.16 | mg/l |
Total Alkalinity | 32.00 | mg/l |
Total Hardness as CaCo3 | 30.00 | mg/l |
Potassium | 1.10 | mg/l |
Ammonia-N | BDL | mg/l |