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All Washtenaw County operated sirens will be tested at noon on the first Saturday of every month from March through October. If severe weather is possible on the afternoon of a test, it will be delayed until the following month.
Purposes for Activation
Except for scheduled testing, these sirens will be activated when:
Coordination with the Emergency Alert System
Except for routine siren tests, official Emergency Alert System messages will be generated by the Emergency Services Division, National Weather Service, or other authorized state or federal agency, and disseminated to the electronic media each time the sirens are activated.
Recommended Public Response
Activated sirens are an indication that members of the public should immediately go indoors and listen to local Emergency Alert System radio stations for official information. Washtenaw County’s emergency stations are: