A King County adult confirmed to have measles traveled through Seattle-Tacoma International Airport and Overlake Medical Center while infectious recently, bringing the total number of measles cases in Washington state residents to six this year.
According to Public Health – Seattle & King County, this case is not connected to any of the five previous local measles cases, which happened in Snohomish and King County. Public Health responded to three other measles cases this year among people who traveled through King County while infectious with measles but are not Washington state residents, including the recent case in a Canadian resident.
Public Health shared that the adult in this case was likely exposed to measles during recent international travel. Their vaccination status is unknown.
Here are the locations and timeframes of potential exposure to the public:
Seattle – Tacoma International Airport
Saturday, May 17, 2025 from 4:45 PM – 7:20 PM…