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: 28/04/2022 | Sample Time: 12:45 Hrs | |
| Human Activities: none | Weather: Sunny and clear | Water Body: Teesta |
| Frequency Of Monitoring: Monthly | Use Based Class: B | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Moderately brown and moderately Turbid | Odour: None | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Total Coliform | 14000 | MPN/100ml |
| Boron | 3.96 | mg/l |
| Calcium | 9.60 | mg/l |
| Chloride | 3.91 | mg/l |
| COD | 13.00 | mg/l |
| Fluoride | 0.13 | mg/l |
| Magnesium | 1.45 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.002 | mg/l |
| Potassium | 4.00 | mg/l |
| Sodium | 4.30 | mg/l |
| Sulphate | 10.63 | mg/l |
| Total Alkalinity | 32.00 | mg/l |
| Total Dissolved Solids(TDS) | 30.00 | mg/l |
| Total Fixed Solids(TFS) | 184.00 | mg/l |
| Total Hardness as CaCo3 | 30.00 | mg/l |
| Total Suspended Solids(TSS) | 192.00 | mg/l |
| Turbidity | 142.00 | NTU |
| Arsenic | BDL | mg/l |
| Cadmium | BDL | mg/l |
| Chromium Total | BDL | mg/l |
| Copper | BDL | mg/l |
| Iron | 3.62 | mg/l |
| Lead | BDL | mg/l |
| Mercury | BDL | mg/l |
| Nickel | BDL | mg/l |
| Zinc | BDL | mg/l |
| a-BHC | BDL | ppb |
| a-Endosulphan | BDL | ppb |
| Aldrin | BDL | ppb |
| Anilophos | BDL | ppb |
| b-BHC | BDL | ppb |
| b-Endosulphan | BDL | ppb |
| Chlorpyriphos | BDL | ppb |
| Dieldrin | BDL | ppb |
| g-BHC | BDL | ppb |
| Malathion | BDL | ppb |
| Methyl Parathion | BDL | ppb |
| o,p-DDT | BDL | ppb |
| p,p-DDT | BDL | ppb |
| Conductivity | 50.02 | µs/cm |
| BOD | 1.40 | mg/l |
| Dissolved O2(DO) | 7.80 | mg/l |
| Fecal Coliform | 9000 | MPN/100ml |
| Fecal Streptococci | 27 | MPN/100ml |
| Nitrate-N | 1.03 | mg/l |
| Temperature(Water) | 28 | ⁰C |
| Ammonia-N | 0.12 | mg/l |
| pH | 6.65 | Unit |