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511: Simple Alerts for Transportation Emergencies

Karl Nielsen

As the Bay Area gets ready for wildfire season, MTC is already prepared.

511 is your go-to source for transportation emergency alerts and information about traffic, transit and other critical emergencies, including road closures due to wildfires.

The 511 team gathers time-sensitive transportation information from cities, counties, transit agencies and other trusted government sources. You can access transportation information by calling 5-1-1 from any phone, or by visiting or

511 provides alerts about transportation emergencies by text message (SMS) to registered mobile devices, powered by Nixle. Register and find more information at the 511ALERT web page. In the event of an emergency such as a wildfire, earthquake, tsunami or other catastrophe, registered users will receive a text-based alert. A smart phone is not required.

511 is a program of the Metropolitan Transportation Commission, in partnership with the California Department of Transportation, California Highway Patrol and other transportation agencies.

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