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San Luis Obispo County, California


Wireless Emergency Alerts

Learn More About New Wireless Emergency Alerts (WEA)


Wireless Emergency Alerts (WEA) are free informational text messages that are sent to WEA-enabled cell phones within range of an imminent and dangerous local situation, severe weather event or AMBER emergency.

WEAs are emergency messages sent by local authorized government authorities through wireless carriers' networks. The alerts include a unique sound and vibration, are no more than 90 characters, and instruct specific actions individuals should take.


To find out if your mobile device is capable of receiving WEA alerts, contact your mobile device carrier or visit CTIA The Wireless Association

Consumers may opt out of receiving Imminent Threat and Amber Alert messages. Per the WARN Act of 1996, Congress said that no consumer could opt out of Presidential Alerts. The directions for opting out of Imminent Threat and Amber Alerts varies by service provider. Please see the below links to your service provider for specific instructions.



Verizon Wireless

Sprint Nextel Corporation

T-Mobile USA

U.S. Cellular


For more information about Wireless Emergency Alerts, read the WEA Fact Sheet. More information on WEAs can also be found at