ECC is conducting comprehensive, multi-media remedial investigations of per- and polyfluoroalkyl substances (PFAS) in accordance with the Comprehensive Environmental Response, Compensation and Liability Act (CERCLA) at Fort Hunter Liggett, CA and Joint Base Lewis-McChord, WA for the US Army Environmental Command under our Environmental Remediation Multiple Award (ERMA) contract. Work includes multi-phased investigations to determine the nature, extent, and exposure pathways of PFAS in groundwater, soil, sediment, and surface water and is being completed per the most recent Department of Defense policy regarding PFAS.