West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
| Station: River Teesta at Jalpesh | River Basin: Tista | CPCB Station Code: 4723 |
| Sample Date: 07/08/2019 | Sample Time: 13:30 | |
| Human Activities: Washing Jute | Weather: Sunny and Clear | Water Body: Teesta |
| Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Muddy and Light Brown | Odour: Rotten eggs | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.018 | mg/l |
| Potassium | 2.70 | mg/l |
| Sodium | 6.80 | mg/l |
| Sulphate | 21.26 | mg/l |
| Total Alkalinity | 42.0 | mg/l |
| Total Dissolved Solids(TDS) | 72.00 | mg/l |
| Total Fixed Solids(TFS) | 630.00 | mg/l |
| Total Hardness as CaCo3 | 24.00 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| Total Suspended Solids(TSS) | 98.00 | mg/l |
| Turbidity | 390.00 | NTU |
| Ammonia-N | 0.19 | mg/l |
| BOD | 1.80 | mg/l |
| Conductivity | 70.01 | µs/cm |
| Dissolved O2(DO) | 6.20 | mg/l |
| Fecal Coliform | 5000 | MPN/100ml |
| Nitrate-N | 0.89 | mg/l |
| pH | 7.22 | Unit |
| Temperature | 28 | ⁰C |
| Total Coliform | 14000 | MPN/100ml |
| Boron | 0.017 | mg/l |
| Calcium | 4.81 | mg/l |
| Chloride | 9.78 | mg/l |
| COD | 32.91 | mg/l |
| Fluoride | 0.15 | mg/l |
| Magnesium | 3.46 | mg/l |