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Every September is

National Preparedness Month

During this month you can:
Understand the importance of community preparedness
Get involved with your community organization or plan with neighbors
Learn more about why Volunteers are the Backbone of Recovery


Learn more about Denver’s Outdoor Warning Siren System and view a map of the siren locations.

 Denver's daily weather forecast


FEMA's Latest News & Alerts

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The City & County of Denver utilizes three main systems to keep the public informed of developing situations: 1) the Emergency Alert System (EAS) which broadcasts to television and radio stations, 2) Wireless Emergency Alerts (WEA) which broadcast automatically to cellular phones in the impacted area, and 3) landline phone notifications (commonly referred to as Reverse 911) which alert residences and businesses in the impacted area. Additionally, Denver 911 allows its citizens to register for additional notifications and alerts. More information on how to sign up can be found on the Denver 911 homepage at

View in FEMA Multimedia Library

Contact Us

The Mayor's Office of Emergency Management and Homeland Security

1437 Bannock Street, Room 3
Denver, CO 80202
Phone: 720-865-7600
Fax: 720-865-7691

Denver 311 Help Center
Call 3-1-1 | Outside Denver Call (720) 913-1311
Emergencies: 911
TTY Service: 720-913-8479