Table 6.
Hazard quotient and Hazard index in different water sources.
| Heavy Metals | Borehole water |
Shallow well |
Harvested rain water |
Processed sachet water |
Stream water |
Hazard Index (HI) |
||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Adults | Children | Adults | Children | Adults | Children | Adults | Children | Adults | Children | Adults | Children | |
| Lead (mg/l) | 5.24 | 24.44 | 10.48 | 48.89 | 14.67 | 68.44 | 12.57 | 58.67 | 10.48 | 48.89 | 53.43 | 249.33 |
| Mercury (mg/l) | 2.20 | 10.27 | 5.66 | 26.40 | 3.77 | 17.60 | 4.71 | 22.00 | 6.29 | 29.33 | 22.63 | 105.60 |
| Cadmium (mg/l) | 12.57 | 58.67 | 14.46 | 67.47 | 15.09 | 70.40 | 15.09 | 70.40 | 16.97 | 79.20 | 74.17 | 346.13 |
| ∑(HI) | 150.22 | 701.06 | ||||||||||