Superfund Site:

HARBOR ISLAND (LEAD)
SEATTLE, WA

Superfund Site Profile

Site Contacts

Remedial Project Manager
Ravi Sanga
(206) 553-0492

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Site Location

Street Address:
MOUTH OF DUWAMISH RIVER, SEATTLE, WA 98134

Background

Harbor Island is an industrial island in Seattle, Washington's Elliott Bay. Built in the early 1900s, the 420-acre island supports businesses that conduct commercial and industrial activities, including ocean and rail transport operations. Site operations contaminated groundwater, sediment and soil with lead and other contaminants. Many Superfund sites like Harbor Island are large and complicated. These sites are often broken up into smaller areas to make cleanup easier and more manageable. These areas are called "Operable Units" or OUs. The EPA divided the site into six OUs, to better address site cleanup. The entire island and associated sediments are designated ...
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