This ArcGIS.com web map uses public API data from the Washington State Department of Health to show distribution of COVID-19 confirmed cases and deaths by county. The shading of each county polygon represents the number of confirmed COVID-19 cases. The red dot over each county indicates the number of related deaths. The data is updated daily by the state.
Note that the featured image above is a screenshot as of 4/15/2020. The live, interactive map is embedded below.
Select any county to view its detail of cases, deaths, and the relative percentages vs state totals.