West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
| Station: Ground Water at Uttar Banga Krishi Vishwavidyalaya | River Basin: GANGA | CPCB Station Code: 4731 |
| Sample Date: 23/10/2019 | Sample Time: 13:15 | |
| 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 |
| pH | 7.66 | Unit |
| Temperature | 26 | ⁰C |
| Total Coliform | NIL | MPN/100ml |
| Boron | BDL | mg/l |
| Calcium | 40.88 | mg/l |
| Chloride | 2.93 | mg/l |
| COD | 10.00 | mg/l |
| Fluoride | 0.11 | mg/l |
| Magnesium | 13.82 | mg/l |
| Phenolpthalein Alkanity | NIL | mg/l |
| Phosphate-P | 0.001 | mg/l |
| Potassium | 4.30 | mg/l |
| Sodium | 2.60 | mg/l |
| Sulphate | 26.80 | mg/l |
| Total Alkalinity | 160.0 | mg/l |
| Total Dissolved Solids(TDS) | 166.00 | mg/l |
| Total Fixed Solids(TFS) | 136.00 | mg/l |
| Total Hardness as CaCo3 | 150.00 | mg/l |
| Total Suspended Solids(TSS) | 8.00 | mg/l |
| Turbidity | 0.45 | NTU |
| Ammonia-N | BDL | mg/l |
| BOD | 0.30 | mg/l |
| Conductivity | 292.70 | µs/cm |
| Fecal Coliform | NIL | MPN/100ml |
| Nitrate-N | 0.45 | mg/l |