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Measles exposure in Grand Junction
Unvaccinated resident may have exposed others during Aug 7–14 in Grand Junction; get vaccinated within 72 hours if exposed and seek medical advice if symptoms develop.

A Mesa County resident contracted measles and traveled through Grand Junction, prompting officials to warn of potential exposures.
Grand Junction measles case risks Mesa County exposures
Colorado health officials warn Mesa County residents after an unvaccinated adult contracted measles and moved through Grand Junction. The patient had not traveled outside Colorado and had no known links to earlier Colorado cases, raising the possibility of community transmission in the area. The statewide measles tally for 2025 stands at 20 cases, with most patients either unvaccinated or having unknown vaccination status.
From August 7 to 14 the patient visited several sites around town, including Grand Junction Community Hospital, Landmark Baptist Church, Chik-fil-A, and Burger King. Public health officials published a contact exposure map and advised people who were at those locations during those times to limit close contact for about 21 days. They also noted that those exposed can still benefit from an MMR vaccine within 72 hours, and urged anyone who develops symptoms to call ahead to a medical provider before visiting urgent care or the ER.
Key Takeaways
"The lack of a clear source of infection suggests that this case may be the result of community transmission in the Grand Junction area"
Colorado Department of Public Health and Environment statement
"Measles is highly contagious, and the vaccines are highly effective"
state health release
"Those who were exposed can still benefit from getting an MMR vaccine within 72 hours of the exposure"
health guidance
"Residents should monitor for fever, cough, runny nose, and rash after exposure"
symptom guidance
The case shows how measles can reappear when vaccination coverage slips in a community. Even with an effective vaccine, gaps in protection create room for transmission. This is a reminder that public health relies on timely information shared with residents who move through busy spaces.
Public health messaging will face scrutiny as people weigh vaccination decisions against concerns about safety and personal choice. The incident also tests local systems to trace contacts in a small city and to push post exposure vaccination quickly to prevent further spread.
Highlights
- Vaccination is the shield the community cannot afford to drop
- One exposure can ripple through a busy town
- Speedy vaccine after exposure saves lives
- Public health teams must move fast to close gaps
Public health risk from measles exposure
An unvaccinated case moving through multiple venues raises the potential for broader transmission in a small city. The window for post exposure vaccination is narrow, and public attention will hinge on how quickly health officials communicate and respond.
Health officials will continue monitoring the situation and provide updates as they develop.
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