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: 06/09/2019 | Sample Time: 15:45 Hrs | |
| Human Activities: Fishing 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 Muddy. | Odour: Fishy | Visible effluent discharge: Moderate |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Nitrate-N | 1.06 | mg/l |
| pH | 7.21 | Unit |
| Temperature | 29 | ⁰C |
| Total Coliform | 8000 | MPN/100ml |
| Boron | 0.019 | mg/l |
| Calcium | 6.41 | mg/l |
| Chloride | 10.76 | mg/l |
| Fluoride | 0.14 | mg/l |
| Magnesium | 1.15 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.016 | mg/l |
| Potassium | 3.40 | mg/l |
| Sodium | 6.80 | mg/l |
| Ammonia-N | BDL | mg/l |
| Conductivity | 63.21 | µs/cm |
| Dissolved O2(DO) | 6.90 | mg/l |
| Sulphate | 12.79 | mg/l |
| Total Alkalinity | 28.00 | mg/l |
| Total Dissolved Solids(TDS) | 110.0 | mg/l |
| Total Fixed Solids(TFS) | 336.00 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| Total Suspended Solids(TSS) | 92.00 | mg/l |
| Turbidity | 101.00 | NTU |
| Total Hardness as CaCo3 | 20.00 | mg/l |
| BOD | 1.80 | mg/l |
| COD | 33.26 | mg/l |
| Fecal Coliform | 2700 | MPN/100ml |