West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
| Station: Ground Water at Ananda Mohan Commerce College | River Basin: GANGA | CPCB Station Code: 4732 |
| Sample Date: 12/10/2020 | Sample Time: 11:00 | |
| Human Activities: None | Weather: Sunny and Hot. | Water Body: Well |
| Frequency Of Monitoring: Halfyearly | Use Based Class: A | Approximate Depth(Bottom/Table): 1.00 m |
| Color & Intensity: Clear | Odour: Odour Free | Visible effluent discharge: None |
| Water Quality | ||
|---|---|---|
| Parameter | Test Result | Unit |
| Calcium | 78.56 | mg/l |
| Chloride | 11.74 | mg/l |
| Magnesium | 24.19 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Potassium | BDL | mg/l |
| Total Hardness as CaCo3 | 220.0 | mg/l |
| Conductivity | 386.00 | µs/cm |
| Fluoride | 0.20 | mg/l |
| Phosphate-P | 0.003 | mg/l |
| Sodium | BDL | mg/l |
| Sulphate | 24.21 | mg/l |
| Total Alkalinity | 124.00 | mg/l |
| Total Fixed Solids(TFS) | 206.00 | mg/l |
| BOD | 0.60 | mg/l |
| Nitrate-N | 0.56 | mg/l |
| Temperature(Water) | 29 | ⁰C |
| Boron | 0.20 | mg/l |
| COD | 10.00 | mg/l |
| Fecal Coliform | NIL | MPN/100ml |
| pH | 7.80 | Unit |
| Total Coliform | NIL | MPN/100ml |
| Total Suspended Solids(TSS) | 22.00 | mg/l |
| Turbidity | 22.30 | NTU |
| Ammonia-N | 0.20 | mg/l |
| Total Dissolved Solids(TDS) | 164.00 | mg/l |