Health alert issued following potential measles exposure at Cache County high school

March 3, 2026 - 19:42

A health alert has been issued for Cache County following a potential measles exposure at Mountain Crest High School in Hyrum. The warning comes after an individual, who was later confirmed to have the highly contagious virus, attended an event at the school.

Health officials are urging anyone who was at the school during the specified exposure period to review their vaccination status immediately. Particular concern is directed toward infants, pregnant women, and individuals with compromised immune systems who may be present in the community. Measles symptoms typically begin with a high fever, cough, runny nose, and red, watery eyes, followed by a distinctive red rash several days later.

The Cache County School District is coordinating with the local health department to notify potentially affected families and staff. Health authorities emphasize that vaccination is the most effective protection against measles. They advise unvaccinated individuals who may have been exposed to contact their healthcare provider promptly, as the virus can lead to serious complications, including pneumonia and encephalitis. The public is advised to remain vigilant for symptoms, which can appear up to 21 days after exposure.