Storyline
2026 cyclosporiasis multi-state outbreak
One page that accretes the verified record as the story develops. Every fact keeps its date and its sources.
1 DAYS
27 FACTS
2 EVENTS
4 SOURCES
FIRST ENTRY JUL 11
JUL 11 · Day 1
Cyclosporiasis outbreak spreads across multiple states including Michigan
The CDC suspects 400 cases in Michigan, Ohio, West Virginia and Kentucky are connected as part of a large, multistate outbreak.
The national tally shows over 6,700 confirmed or probable cases of cyclosporiasis have been reported in the U.S. in 2026.
The CDC and the FDA are currently investigating several outbreaks of cyclosporiasis.
JUL 10
Cyclosporiasis outbreak hospitalizes dozens across multiple states
Heating food to 158 degrees or higher kills the cyclospora parasite.
The FDA stated that cyclospora is not killed by commonly used disinfectants, including household bleach.
Monroe County, Michigan had the most cases in the state with 215 cases as of July 9.