Keyword Opt-In Available

CU Boulder is now offering visitors to the Boulder campus a way to receive campus wide alerts by way of text message. Now you may text a keyword, based on your affiliation, and be temporarily opted-in to CU Boulder Alerts. For more information, please visit the Keyword Opt-In FAQ

Alertus Recipient Mobile App Available

Sometimes a text message will not reach your device if you are in poor cellular signal range, like in the interior of some of the buildings on campus. The Alertus Recipient App allows end users to receive push notifications from the CU Boulder Alerts utilizing Wi-Fi and/or cellular signal. For more information, please vist the Alertus Recipient App FAQ.

Be in the know. Know what to do. Keep your emergency notification information up-to-date for real-time information about campus closures, extreme weather and other emergencies—sent straight to your mobile via our text messaging service.  

The University of Colorado Boulder is committed to providing timely warnings and/or emergency notifications for situations that represent a serious or continuing threat to the campus community.

User Sign-Up

  • CU Boulder students, you are automatically registered using your email address once you become an active student. We ask that you add a mobile number during course registration periods and update as needed in your MyCUInfo portal.
  • CU Boulder faculty and staff, starting March 22, 2017, you will be automatically registered using your email address. Manage your mobile alerts number, and update as needed in your MyCUInfo portal. Instructions on how to do so can be found here.
  • CU Boulder partners with,,, or email domains must still register and maintain their information at 
  • Affiliates who are not a student, faculty or staff and do not have one of the emails domains listed above can opt-in to CU Boulder Alerts to receive text alerts by texting “cuaffiliate” to 81437.

How to Find Information in an Emergency

  • On your cellular phone—Watch for text alerts in the case of a campus closure or if there is a threat to personal safety.
  • On your mobile device—Receive push notifications on your mobile device and/or tablet with Alertus Recipient App
  • On your computer—Watch for alert pop-ups on your computer for information regarding campus safety - download here.
  • On the web—Visit for detailed campus closure and emergency information and updates.
  • On the phone—Call the campus info line at 303-492-INFO (4636) for recorded information and updates relating to campus alerts.
  • By email—Check your official university email after an emergency for support and resource information.
  • On social media—Like CU Boulder on Facebook and follow @cuboulder and @cuboulderalerts on Twitter.