Events Calendar
2026 Denver Siren Test
Adams-Arapahoe County will again be assisting with the Denver OEM as they test their citywide all-hazards siren system. This year, Denver OEM will also be testing the Wireless Emergency Alert system. If you would like to help out, please contact Randy at This email address is being protected from spambots. You need JavaScript enabled to view it.
Start: Wednesday, May 13, 2026 @ 10:30
End: Wednesday, May 13, 2026 @ 11:30
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