Overview
- The CDC reports 910 confirmed cases as of Feb. 12, up 177 from a week earlier, with infections recorded across 24 jurisdictions and about 90% tied to identified outbreaks.
- South Carolina remains the largest hotspot with 616 cases this year, while Florida’s Ave Maria University has reported 57 cases, prompting quarantine measures and on‑campus vaccination.
- North Carolina’s total rose to 21 confirmed cases, mostly in unvaccinated children, and New York City logged its first 2026 case in an unvaccinated infant with recent international travel.
- International signals include Singapore reaching 13 cases with mandatory isolation and quarantine for contacts, Western Australia issuing airport and venue exposure alerts, and NSW reporting four new cases for 14 this year with local transmission under investigation.
- CDC data show 94% of recent U.S. patients are unvaccinated or of unknown status, and officials warn prolonged widespread transmission could jeopardize the nation’s measles elimination status.