West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
| Station: River Torsa D/S of Ghughumari | River Basin: GANGA | CPCB Station Code: 4719 |
| Sample Date: 23/10/2019 | Sample Time: 15:20 | |
| Human Activities: Fishing. | Weather: Sunny and Hot | Water Body: Torsa |
| Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Muddy and Light Brown | Odour: Fishy | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Calcium | 12.83 | mg/l |
| Chloride | 8.81 | mg/l |
| COD | 42.00 | mg/l |
| Fluoride | BDL | mg/l |
| Magnesium | 2.88 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.019 | mg/l |
| Potassium | 2.40 | mg/l |
| Sodium | 1.10 | mg/l |
| Sulphate | 38.79 | mg/l |
| Total Alkalinity | 48.00 | mg/l |
| Total Dissolved Solids(TDS) | 68.00 | mg/l |
| Total Fixed Solids(TFS) | 78.00 | mg/l |
| Total Hardness as CaCo3 | 42.00 | mg/l |
| Fecal Coliform | 3000 | MPN/100ml |
| Nitrate-N | 0.57 | mg/l |
| pH | 7.10 | Unit |
| Temperature | 29 | ⁰C |
| Total Suspended Solids(TSS) | 40.00 | mg/l |
| Turbidity | 0.91 | NTU |
| Ammonia-N | 0.32 | mg/l |
| BOD | 2.10 | mg/l |
| Conductivity | 148.60 | µs/cm |
| Dissolved O2(DO) | 7.40 | mg/l |
| Total Coliform | 14000 | MPN/100ml |
| Boron | 0.040 | mg/l |