Table 2.
Concentrations and occurrences of 16 PAHs in 107 soil samples from El Paso, TX
| PAHs concentrations (µg kg−1) from soil in El Paso Texas (n=107) | |||||
|---|---|---|---|---|---|
| Min | Max | Median | Mean | Occurrence % | |
| Acenaphthene | ND | 175.8 | ND | 2.3 | 38.3 |
| Acenaphthylene | ND | 138.1 | ND | 1.7 | 30.8 |
| Anthracene | ND | 131.5 | ND | 4.8 | 47.7 |
| Benzo[a]anthracene | ND | 131.2 | ND | 4.7 | 15.0 |
| Benzo[a]pyrene | ND | 364.6 | ND | 8.4 | 15.0 |
| Benzo[b]fluoranthene | ND | 267.5 | ND | 5.1 | 8.4 |
| Benzo[g,h,i]perylene | ND | 189.2 | ND | 1.9 | 1.9 |
| Benzo[k]fluoranthene | ND | 238.3 | ND | 4.4 | 9.3 |
| Chrysene | ND | 346.6 | ND | 13.3 | 20.6 |
| Dibenz[a,h]anthracene | ND | ND | ND | ND | 0.0 |
| Flouranthene | ND | 538.5 | 4.6 | 26.4 | 82.2 |
| Flourene | ND | 220.4 | ND | 2.9 | 42.1 |
| Indeno[1,2,3-cd]pyrene | ND | 50.5 | ND | 0.6 | 1.9 |
| Naphthalene | ND | 34.2 | 6.4 | 8.3 | 100.0 |
| Phenanthrene | ND | 203.6 | 2.6 | 9.7 | 86.0 |
| Pyrene | ND | 397.1 | 4.5 | 22.0 | 86.9 |
| Total PAHs | 0.1 | 2225.5 | 28.2 | 116.3 | 100.0 |
Occurrence (%) was calculated based on the number of sites found to contain the PAH divided by the total number of soil samples collected. ND: not detected.