LOWER DUWAMISH WATERWAY
SEATTLE, WA
Superfund Site Profile
Site Contacts
Community Involvement Coordinator
Laura Knudsen
Knudsen.Laura@epa.gov
(206) 553-1838
Remedial Project Manager
Elly Hale
Hale.Elly@epa.gov
(206) 553-1215
Site Location
Street Address:RK 2.5 TO RK 10.8
SEATTLE, WA 98168
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Announcements and Key Topics
For information about EPA’s work at the Harbor Island Superfund Site (including East Waterway), downstream of the Lower Duwamish Waterway site, please see our Harbor Island Superfund site.
*New - This Week!* June 11 from 10am - 12pm: Lower Duwamish Waterway Virtual Stakeholders Meeting
Join us on Zoom Wednesday, June 11, 2025 at 10am ...
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Background
The Lower Duwamish Waterway (LDW) Superfund site is a five mile segment of Seattle’s only river, the Duwamish. The river flows between the neighborhoods Georgetown and South Park and through ...
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