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: 01/07/2019 | Sample Time: 12:45 | |
| Human Activities: None | Weather: Cloudy | 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 |
| Ammonia-N | 0.17 | mg/l |
| BOD | 1.20 | mg/l |
| Conductivity | 38.0 | µs/cm |
| Dissolved O2(DO) | 8.10 | mg/l |
| Fecal Coliform | 110 | MPN/100ml |
| Nitrate-N | 0.25 | mg/l |
| pH | 7.02 | Unit |
| Temperature | 13 | ⁰C |
| Total Coliform | 260 | MPN/100ml |
| Boron | 0.003 | mg/l |
| Calcium | 6.72 | mg/l |
| Chloride | 2.94 | mg/l |
| COD | 7.64 | mg/l |
| Fluoride | BDL | mg/l |
| Magnesium | 1.90 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.066 | mg/l |
| Total Suspended Solids(TSS) | 12.00 | mg/l |
| Potassium | BDL | mg/l |
| Sodium | 0.90 | mg/l |
| Sulphate | 3.04 | mg/l |
| Total Alkalinity | 32.00 | mg/l |
| Total Dissolved Solids(TDS) | 28.00 | mg/l |
| Total Fixed Solids(TFS) | 66.00 | mg/l |
| Total Hardness as CaCo3 | 18.40 | mg/l |
| Total Kjeldahl Nitrogen(TKN) | mg/l | |
| Turbidity | 2.86 | NTU |