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Montgomery County, Maryland
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Welcome to Alert Montgomery
This alert system is administered by the Montgomery County Office of Emergency Management and Homeland Security. Please click on "New User" to begin your registration!

Montgomery County can use the Roam Secure Alert Network to contact you during a major crisis, emergency, or severe weather event. Residents who register on this system will receive only the most urgent alerts (e.g. Water main break, Tornado Warning) if they do not register for other optonal groups. Alert Montgomery can deliver important emergency alerts, notifications and updates to you on all of your devices at once. Contact MC 311 from inside the county or 240-777-0311 from outside the county for any questions or concerns.

Please see Frequently Asked Question for additional information.
  • FAQs
    • e-mail account (work, home, other)
    • cell phone
    • text pager
    • BlackBerry
    • wireless PDA
    • XM Radio Channel 214
    • Twitter: Add "Montgomery County MD" in find people
    • Facebook: Add "Montgomery County MD" in friends
    • Facebook: Add "Montgomery County MD Office of Emergency Management and Homeland Security" in friends

    When an incident or emergency occurs, authorized senders can notify you using Alert Montgomery. This is your personal connection to updates, instructions on where to go, what to do, or what not to do, who to contact and other important information.

    While signing up for Alert Montgomery is free of charge, your wireless carrier may charge you a fee to receive text messages. Please check on the FAQ link (left column), and your wireless service agreement, to review your carrier's pricing scheme.

    If you are a new user and live in the City of Takoma Park, Rockville or Gaithersburg please sign up on those alerting systems by clicking on the following links. Some alerts from this county system will be automatically relayed onto these cities' systems :

    Montgomery County's Office of Emergency Management and Homeland Security reserves the right to restrict at any time the usage of this alert system to Montgomery County residents and commuters.

    Please log in to manage your account, or click New User to set up your account. Alerts will be sent to your registered devices there is no need to log in to receive messages.

    Message and data rates may apply.
    Read the SMS Terms of Use for further information.

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    RS Logo SmallAlert Montgomery is a product of Cooper Notification protected by U.S. Patent No. 7,409,428, other patents pending. Roam Secure, Roam Secure Alert Network, and RSAN are trademarks of Cooper Industries in the United States and other countries. You are not permitted to use the Cooper trademarks without the prior written consent of Cooper Industries.