Table 2.
PFAS concentrations in soil metadata for primary-source contaminated sites
| Date | First author | Type of Site | Max PFOA Conc | Max PFOS Conc | Locations |
|---|---|---|---|---|---|
| ug/kg | ug/kg | ||||
| 2008 | SFT | FTA | 141 | 8,924 | 4 sites in Norway |
| 2010 | Wang | PFAS manufacturing | 50 | 2,583 | 1 site in China |
| 2011 | Karrman | FTA | 12 | 1,905 | 1 airport in Norway |
| 2012 | Martinsen | FTA | - | 17,400 | 4 airports in Norway |
| 2013/2014 | Houtz/McGuire | FTA | 11,484 | 36,534 | 1 AFB in U.S. |
| 2014 | Bergstrom | FTA | 2 | 486 | 3 FTAs in Sweden |
| 2014/2015 | Shan/Jin | PFAS industrial park | 5.3 | 0.4 | 1 site in China |
| 2015 | Filipovic | FTA | 219 | 8,520 | 1 AFB in Sweden |
| 2016 | Anderson | AFFF Source Zones | 58 | 9,700 | 10 military installations in the U.S. |
| 2017 | Baduel | FTA | 40 | 4,000 | 1 site in Australia |
| 2017 | Mejia-Avendaño | Crash site | 29 | 9.3 | 1 site in Canada |
| 2017 | CRCCARE | FTA | 3,200 | 460,000 | unspecified number of sites in Australia |
| 2017/2019 | Hale/Hoisaeter | FTA | 75 | 3,000 | 1 airport in Norway |
| 2017-2019 | ASA | Airport | 6,400 | 84,200 | 6 airports in Australia |
| 2018 | Casson | FTA | 90 | 10,000 | 1 site in Australia |
| 2019 | Braunig | FTA | 55 | 13,400 | 2 airports in Australia |
| 2019 | Dauchy | FTA | 514 | 55,197 | 1 site not specified |
| 2019 | Groffen | PFAS manufacturing | 114 | 7,800 | 1 site in Belgium |
| 2019 | Skaar | FTA | - | 1,055 | 1 airport in Norway |
| 2019 | This study | AFFF Source Zones | 50,000 | 373,000 | many military installations in the U.S. |
| Overall | median | 83 | 8,722 |
FTA = fire training area