National Alert Ready Test
Tuesday, July 4th, 2023 at 9:00 am to 10:30 am
- In-person event
On May 10, 2023, Ontario, along with other participating provinces and territories, will issue public test messages through Alert Ready, Canada’s emergency alerting system. Ontario will issue one test message that will be distributed over television, radio, and compatible wireless devices at 12:55 PM EST. For more information on the Alert Ready system, please visit alertready.ca.