Overview

• Minnesota confirmed 10 infections since Sept. 29, bringing its 2025 total to 18, including a Dakota County cluster of 10 and three separate cases tied to international travel, all in unvaccinated people.
• Federal data through Sept. 30 show 1,544 U.S. cases this year with 191 hospitalizations and three deaths, the highest tally since 1992.
• South Carolina reported its first outbreak of the year with eight Upstate cases centered around a school, all unvaccinated, with two infections of unknown source indicating unrecognized community spread.
• Arizona has recorded 59 cases, largely in Mohave County, and Utah reports 45 statewide, with officials noting cross-border links between the neighboring regions and limited hospitalizations.
• Health departments are tracing contacts, directing unvaccinated exposures to stay home for up to 21 days, and urging timely MMR vaccination, including early dosing for travelers, as two-dose protection is about 97% effective.