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: 23/09/2020 | Sample Time: 11:30 Hrs | |
| Human Activities: None | Weather: Rainy | Water Body: Balason |
| Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Light Brown and Muddy | Odour: Fishy | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Total Coliform | 2700 | MPN/100ml |
| Boron | 3.14 | mg/l |
| Phosphate-P | 0.072 | mg/l |
| Ammonia-N | 0.18 | mg/l |
| BOD | 2.00 | mg/l |
| Dissolved O2(DO) | 6.30 | mg/l |
| Fecal Coliform | 1400 | MPN/100ml |
| Calcium | 5.62 | mg/l |
| Nitrate-N | 2.03 | mg/l |
| Potassium | 3.2 | mg/l |
| Total Fixed Solids(TFS) | 808.00 | mg/l |
| Total Hardness as CaCo3 | 22.00 | mg/l |
| Total Suspended Solids(TSS) | 92.00 | mg/l |
| Turbidity | 674.00 | NTU |
| Sulphate | 14.73 | mg/l |
| Total Alkalinity | 20.00 | mg/l |
| Total Dissolved Solids(TDS) | 110.00 | mg/l |
| Chloride | 5.87 | mg/l |
| COD | 30.00 | mg/l |
| Fluoride | 0.43 | mg/l |
| Magnesium | 2.30 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| pH | 6.92 | Unit |
| Temperature(Water) | 27 | ⁰C |
| Sodium | 9.15 | mg/l |
| Conductivity | 42.85 | µs/cm |