January 2017 Cockburn Sound (Western Australia)
Concentrations of PFAS, including PFOS and PFOA, were at or below the limits of reporting (between 0.005 micrograms per litre [μg/L] and 0.05 μg/L) at all the sites sampled by the
CSMC in Cockburn and Warnbro Sounds.
https://www.der.wa.gov.au/images/documents/about/csmc/PFAS_Factsheet.pdf