2019: Hammond Park (Western Australia) approx location Site G28
PFAS in Groundwater
May 2019: 8 PFAS chemicals detected. PFOS detected at 7.4 times the 99% ecological default guideline value.
November 2019: 6 PFAS chemicals detected. PFOS detected at 12.6 times the 99% ecological default guideline value.
For more information: Perfluoroalkyl and polyfluoroalkyl substances (PFAS) in the Perth metropolitan area
Ambient concentrations in surface water and groundwater
November 2022
PFOS 99% ecological default guideline value: 0.00023ug/L