News for the Week of October 11

News highlights for the week of October 11.

Latest Numbers. In Mercer Island, there have been 933 positive cases reported as of October 15. DOH reported a total of 612,757 confirmed cases as of October 13. There have been 8,198 COVID-19 deaths in Washington. For the latest city and county data, click here.

New Statewide Vaccine Mandate Will Require Proof to Attend Large Events. On Thursday, the Governor announced the new mandate requiring attendees of indoor events with 1,000+ or outdoor events with 10,000+ will need to provide proof of vaccination or negative test. He also announced that the state employee and healthcare and education professionals vaccine mandate will not be extended. Click here to watch the press conference.

Situation Reports. The next SitRep will be available the afternoon of October 22. Click here to catch up on the latest information and reports.

Information for Businesses

Vaccination verification posters for businesses and other organizations available in multiple languages. Businesses and events included in the vaccine verification requirements must display this signage at all public entrances. See also: How to Verify Vaccination (PDF): Post this sign in a place where staff can see it to show how to verify vaccination or a negative COVID-19 test. Other languages coming soon.

Vaccine News

COVID-19 vaccine breakthrough report. Between January 17, 2021 – October 2, DOH officials have identified 51,304 vaccine breakthrough cases in the state. Of the cases that have data available (about half), 89% reported symptoms, 9% were hospitalized, and 493 people died. Read the latest report.

King County Vaccine Data At-a-Glance. Page updated daily here.

Need vaccine support? Call the DOH support line 1-833-VAX-HELP for assistance.


For King County health care facilities: Monoclonal antibody therapy request process. Information for health care facilities interested in obtaining and administering monoclonal antibody therapy and other COVID-19 therapeutics.

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COVID-19 information pages are no longer updated. 

See the CDC's COVID website for current information and trends. 

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