Version: FINAL
EA Project No.: 1664401
August 2026
Prepared by:
EA Engineering, Science, and Technology, Inc., PBC
600 Stewart Street, Suite 800
Seattle, Washington 98101
Prepared for:
City of Edmonds
121 Fifth Avenue North
Edmonds, Washington 98020
Link to report extracted from September 8, 2026 City Council meeting agenda:
Summary
EA Engineering, Science, and Technology, Inc., PBC (EA) conducted this desktop study to evaluate published literature, regulatory guidance, and publicly available local information relevant to potential per- and polyfluoroalkyl substance (PFAS) sources and transport pathways in the Deer Creek Critical Aquifer Recharge Area (CARA). The review focused on PFAS occurrence in urban and residential stormwater, atmospheric deposition and precipitation, built-environment materials, consumer and commercial products, and stormwater infiltration pathways that may be relevant to aquifer recharge settings.
Continue reading “Deer Creek Critical Aquifer Recharge Area – Literature and Desktop Review – PFAS Source Identification”