Table 4.
Enrichment factor values for each contaminant of interest with respect to distance from the former smelter.
| Distance (km) | Number of points | Pb | As | Al | Cu | Ni | Zn | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
| ||||||||||||||
| Frisbee | Foliar | Frisbee | Foliar | Frisbee | Foliar | Frisbee | Foliar | Frisbee | Foliar | Frisbee | Foliar | Frisbee | Foliar | |
|
| ||||||||||||||
| 0.4 – 0.79 | 4 | 6 | 25.0 | 23.4 | 30.8 | 101.2 | 0.5 | 0.4 | 30.5 | 23.1 | 0.8 | 1.1 | 65.2 | 101.5 |
| 0.8 – 0.99 | 3 | 4 | 20.6 | 40.5 | 20.7 | 200.5 | 0.6 | 0.4 | 21.5 | 23.8 | 0.9 | 2.0 | 60.2 | 213.9 |
| 1 – 1.49 | 4 | 6 | 28.3 | 31.9 | 28.6 | 122.9 | 0.6 | 0.5 | 29.8 | 19.2 | 1.6 | 1.3 | 224.0 | 223.4 |
| 1.5 – 2.0 | 5 | 4 | 13.8 | 44.9 | 10.1 | 80.8 | 0.5 | 0.7 | 10.7 | 25.6 | 0.9 | 2.3 | 80.5 | 161.4 |
| 51.8 | 1 | 2 | 21.2 | 110.7 | 25.9 | 165.5 | 0.6 | 0.8 | 21.3 | 37.6 | 0.9 | 1.9 | 51.2 | 165.2 |