Archive · 25 Sep 2025
Measles Outbreak in Arizona and Utah Prompts Health Alerts
Measles cases are increasing in Arizona and Utah.
Measles is a contagious illness that causes a rash and flu-like symptoms.
Around 30 unvaccinated school kids in Utah and 42 cases in Arizona have been confirmed.
Officials state that vaccination hesitancy existed prior to COVID-19, but increased due to mandates.
A Stanford study reports the U.S. has an insufficient vaccination program to handle outbreaks.
Experts say around 95% of people need to be vaccinated to protect against measles.
The outbreak in Arizona is mostly in Colorado City and its surrounding areas.
Measles cases are rising in southwestern Utah and Mohave County, Arizona.
There have been around 30 confirmed cases in Utah among unvaccinated children.
Mohave County, Arizona, has reported 42 confirmed cases.
One child in Arizona has been hospitalized.
Experts say at least 95% vaccination rate is needed for herd immunity.
- Who
- Health officials and residents of Arizona and Utah
- What
- A rise in measles cases
- When
- The outbreak is ongoing, with the first Arizona case reported in August 2024.
- Where
- Southwestern Utah and Mohave County, Arizona
- Why
- Due to low vaccination rates.
- Affected Areas
- Southwestern Utah and Mohave County, Arizona
- Confirmed Cases (Arizona)
- 42
- Confirmed Cases (Utah)
- 30
- Primary Affected Group
- Unvaccinated school-age children
- Herd Immunity Threshold
- 95%
- First Arizona Case
- August (2024)