OttawaPeople who attended two Ottawa churches recently may have been exposed to measles, the city’s public health agency warned Tuesday.Those who may have been exposed advised to check for symptoms, vaccinationCBC News · Posted: Oct 21, 2025 3:24 PM EDT | Last Updated: 2 hours agoA microscopic view of the Rubeola virus, which causes measles. (Kateryna Kon/Shutterstock)People who attended two Ottawa churches recently may have been exposed to measles, the city’s public health agency warned Tuesday.Ottawa Public Health said the warning stems from its investigation into a cluster of five measles cases in the same family.Anyone who attended these churches on these dates may have been exposed:St. Clement Parish at Saint Anne Church at 528 Old St. Patrick St. in Lowertown on Sunday, Oct. 12, between 10:20 a.m. and 2 p.m.St. George’s Parish at 415 Piccadilly Ave. in the Island Park area from Monday, Sept. 29, to Thursday, Oct. 2, between 9 a.m. and noon daily.OPH recommends anyone who was there at those times should check their measles vaccination status and monitor for symptoms including fever, cough and runny nose, irritated eyes, white spots in the mouth or a red rash that starts on the face. Symptoms typically appear within 21 days, so that period expires on Thursday for people who attended St. George’s, and on Nov. 2 for those who attended St. Clement.There are specific instructions for people who develop symptoms in that timeframe.There have been 10 cases of the highly contagious viral infection among Ottawa residents so far in 2025, according to OPH — the first such cases since 2019.Ontario declared its measles outbreak over on Oct. 9, after more than 2,300 cases and the death of a newborn who contracted measles in the womb and was born prematurely.
OPH warns of possible measles exposure at 2 Ottawa churches
