Current disease alerts and outbreak signals

Browse active, source-linked notices with credibility tiers. Use tabs to focus on official publishers, emerging corroboration, or watch-list items—then open any row for dates and the original link.

Want emails when new signals hit your radius?Start local alerts Open map

All signals Official Emerging Watch

Suspected norovirus outbreak linked to catered event
Norovirus · foodborne
Orange County, Florida
OFFICIAL
Norovirus is a common cause of sudden vomiting and diarrhea outbreaks. The official notice focuses on identifying exposed people and preventing further spread.
Source
Illinois Department of Public Health
Reported / event date
2026-05-06
Detected in OutbreakThreat
2026-05-06
View on map Disease page Get email alerts

Open global map Email alert setup Sources & methodology