The North Carolina Department of Health and Human Services is sharing early findings from an ongoing investigation to determine how people were exposed to Legionella bacteria at the NC Mountain State Fair, which took place Sept. 6–15, 2019 at the Western North Carolina Agricultural Center in Fletcher, NC. As of Oct. 2, 2019, 124 cases of Legionnaires' disease and Pontiac fever (a milder form of infection) had been reported in people who attended or worked at the fair.