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Community Health Overlay

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Health Burden in Duwamish Valley Communities

Port emissions don't affect all communities equally. The health impact of Seattle-Tacoma's port operations falls disproportionately on the Duwamish Valley — a federal Superfund site surrounded by environmental justice communities that already face cumulative contamination from over 100 hazardous waste sites.


Data Sources

Source Publisher Data Provided Access
CDC PLACES CDC Census-tract-level health estimates: asthma, COPD, heart disease, depression, obesity cdc.gov/places
EJScreen EPA Environmental justice screening indicators by census tract ejscreen.epa.gov
American Community Survey U.S. Census Bureau Demographics, income, poverty, housing by census tract census.gov
Toxics Release Inventory EPA 50+ TRI-reporting facilities in King County epa.gov/toxics-release-inventory-tri-program
ICCT Electrifying Ports Study ICCT Dispersion modeling linking at-berth emissions to health outcomes Published February 2023
King County Public Health King County Local health data, asthma hospitalization rates kingcounty.gov/health
UW EDGE Center University of Washington Duwamish Valley community health research duwamishcleanup.org

Full Assessment Available

The complete analysis for this section — including census-tract-level health quantification, monetized health damages, environmental justice scoring, and scenario modeling — is available through our research services.

See the full methodology in action: Our Duluth-Superior assessment and New York/New Jersey assessment demonstrate the complete analytical depth available for every port on this site.

Contact us to discuss a site-specific assessment for this port community: research@porthealthwatch.org

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