Naperville residents: Expect to hear emergency sirens all week
NAPERVILLE, Ill. - If you live in Naperville — you'll hear some emergency warning sirens this week.
Officials are doing annual maintenance work.
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The sirens will be going off between 8 a.m. and 5 p.m.
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Officials say the testing is unrelated to the changes made by the siren manufacturer that happened after no sirens went off back in July — when an EF0 Tornado hit the area.