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: 25/06/2019 | Sample Time: 13:30 | |
| Human Activities: Bathing, Washing. | Weather: Cloudy and Rainy | Water Body: Torsa |
| Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Muddy and Dark Brown | Odour: Fishy | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Calcium | 27.25 | mg/l |
| Chloride | 8.81 | mg/l |
| COD | 41.25 | mg/l |
| Fluoride | 0.12 | mg/l |
| Magnesium | 9.22 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.012 | mg/l |
| Sodium | 1.80 | mg/l |
| Potassium | 14.70 | mg/l |
| Sulphate | 17.39 | mg/l |
| Total Hardness as CaCo3 | 100.00 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| Conductivity | 120.10 | µs/cm |
| Total Alkalinity | 78.00 | mg/l |
| Total Dissolved Solids(TDS) | 110.00 | mg/l |
| Ammonia-N | BDL | mg/l |
| BOD | 2.90 | mg/l |
| Total Fixed Solids(TFS) | 8576.00 | mg/l |
| Dissolved O2(DO) | 7.20 | mg/l |
| Fecal Coliform | 3400 | MPN/100ml |
| Nitrate-N | 0.14 | mg/l |
| Temperature | 26 | ⁰C |
| Total Coliform | 9000 | MPN/100ml |
| Boron | 0.012 | mg/l |
| Total Suspended Solids(TSS) | 380.00 | mg/l |
| Turbidity | 220.00 | NTU |
| pH | 7.57 | Unit |