Don’t be alarmed if you hear a nearby siren sound. Siren tests will begin at 8 a.m. and continue periodically throughout the testing window in different areas of the city.
Dearborn has 19 emergency outdoor sirens. Emergency personnel and technicians will sound the alarms one at a time during this Thursday, March 8 testing to ensure each is working properly and can be heard appropriately. An alarm could be sounded more than once on Thursday (March 8).