Latest available report
Wider areaThis report reflects the check on . Conditions may have changed; use the official sources below for current updates.
What the sources report
Sources behind this report (5)
- Washington State Reports First Bird Flu Outbreak in Dairy Cows
- Bird flu spreads rapidly through Central Washington dairies | Capital Press
- Yakima County, Washington, reports 2 more avian flu cases, 1 death | CIDRAP
- Washington state resident dies from bird flu following exposure to infected cattle | PBS News
- H5N1 avian influenza: 2nd human case reported in Yakima County, Washington
Where the evidence comes from
The Washington State Department of Health publishes respiratory illness dashboards for flu, COVID-19, and RSV, including emergency visits, hospitalizations, laboratory data, and wastewater.
How to read it
Check the dashboard's data notes: its indicators can have different reporting lags and catchment areas. A statewide trend is not a Seattle or King County measurement.
Source guide reviewed 2026-11-03. Agency reports have their own update dates.
Explore official surveillance
These agencies publish on their own schedules. Use their publication dates for current state information.
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Reports reflect the available surveillance and published reporting. Reporting can lag, and wider-area figures may differ from conditions in your neighborhood.