West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
| Station: SINCHAL LAKE FOR DARJEELING | River Basin: Tista | CPCB Station Code: 2522 |
| Sample Date: 31/10/2019 | Sample Time: 16:15 | |
| Human Activities: None | Weather: Sunny and Calm | Water Body: Sinchal lake |
| Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Clear and Light Green | Odour: Odour free | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.009 | mg/l |
| Potassium | BDL | mg/l |
| Sodium | 0.70 | mg/l |
| Sulphate | 1.33 | mg/l |
| Total Alkalinity | 36.00 | mg/l |
| Total Dissolved Solids(TDS) | 12.00 | mg/l |
| Total Fixed Solids(TFS) | 142.00 | mg/l |
| Total Hardness as CaCo3 | 18.00 | mg/l |
| Total Suspended Solids(TSS) | 10.00 | mg/l |
| Turbidity | 4.62 | NTU |
| Ammonia-N | BDL | mg/l |
| BOD | 0.80 | mg/l |
| Conductivity | 15.92 | µs/cm |
| Dissolved O2(DO) | 7.60 | mg/l |
| Fecal Coliform | 80 | MPN/100ml |
| Nitrate-N | NT | mg/l |
| pH | 7.10 | Unit |
| Temperature | 10 | ⁰C |
| Total Coliform | 140 | MPN/100ml |
| Boron | 0.003 | mg/l |
| Calcium | 4.01 | mg/l |
| Chloride | 36.00 | mg/l |
| COD | 10.00 | mg/l |
| Fluoride | BDL | mg/l |
| Magnesium | 1.86 | mg/l |