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: 07/10/2020 | Sample Time: 15:40 | |
| Human Activities: Fishing | Weather: Sunny and hot. | Water Body: Balason |
| Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: light brown | Odour: Fishy | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Nitrate-N | 1.52 | mg/l |
| Temperature(Water) | 28 | ⁰C |
| Boron | 2.18 | mg/l |
| Calcium | 9.62 | mg/l |
| Chloride | 8.81 | mg/l |
| COD | 24.00 | mg/l |
| Fluoride | 0.11 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.051 | mg/l |
| Potassium | 2.60 | mg/l |
| Sodium | 5.80 | mg/l |
| Sulphate | 17.26 | mg/l |
| Total Alkalinity | 42.00 | mg/l |
| Ammonia-N | 0.16 | mg/l |
| Total Dissolved Solids(TDS) | 68.00 | mg/l |
| Turbidity | 15.80 | NTU |
| Total Hardness as CaCo3 | 32.00 | mg/l |
| Conductivity | 58.42 | µs/cm |
| Total Suspended Solids(TSS) | 54.00 | mg/l |
| Fecal Coliform | 2100 | MPN/100ml |
| Dissolved O2(DO) | 6.90 | mg/l |
| pH | 7.05 | Unit |
| Total Coliform | 7000 | MPN/100ml |
| Magnesium | 2.30 | mg/l |
| Total Fixed Solids(TFS) | 16.00 | mg/l |
| BOD | 1.50 | mg/l |