What to know
Between November 2022 and September 2023, a foodborne hepatitis A outbreak impacted people in four states: California, Hawaii, Oregon, and Washington. Frozen strawberries imported from Baja California, Mexico, were the source of the outbreak. The outbreak and investigation are over.
When people got sick
The chart below shows when people got sick during this hepatitis A outbreak. The true number of sick people is likely higher than the number reported, since some people recover without medical care and are not tested for hepatitis A.
*n=10 for whom information was reported as of September 4, 2023.