Latest information on the Lower Duwamish

Lower Duwamish cleanup sites update fact sheet

Get the latest on the cleanups we oversee in the Lower Duwamish.

Ecology, the Environmental Protection Agency (EPA), King County, and the City of Seattle work continuously to    control sources of contamination to the Lower Duwamish Waterway (LDW). We post the latest source control information on this page, including reports and updates on work underway.

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Get involved by attending our community office hours in 2024.

Monthly community office hours in 2024

Join us in South Park and Georgetown once a month to learn more about the cleanup sites along the Lower Duwamish Waterway. We will be tabling at local businesses and in community spaces throughout 2024. Come connect with cleanup site managers, technical staff, and our outreach team in-person! We will post office hour locations three months in advance.

Wednesday, March 27
4:00–6:00 p.m.

At All City Coffee

Join us this month in Georgetown!

Questions? Contact Augie Nuszer

Thursday, April 25
4:30–6:30 p.m. 

At the Duwamish River Community Hub

Join us this month in South Park! We'll post topics closer to the date.

Questions? Contact Augie Nuszer.

Wednesday, May 22
3:30–6:30 p.m.

At Georgetown Brewing

Join us this month in Georgetown. Connect with cleanup site managers, technical staff, and our outreach team in-person!

Questions? Contact Augie Nuszer.

Wednesday, June 26
4:00–6:00 p.m. 
At Seattle Public Library - South Park Branch

Join us this month in South Park. Connect with cleanup site managers, technical staff, and our outreach team in-person!

Questions? Contact Augie Nuszer.

2023 update on cleanup sites

We published a summary of the status of the formal cleanup sites along the Lower Duwamish in July 2023. Document translations are available. We are working on an update to this publication. We will post it here when it's finished.

EPA's Lower Duwamish Waterway work

You can learn about the federal government's work on the EPA Lower Duwamish Waterway Superfund webpage, where you can subscribe to their email listserv for periodic updates.

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