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2. Wireless Emergency Alerts - Wikipedia

   en.wikipedia.org/wiki/Wireless_Emergency_Alerts

   An example of a Wireless Emergency Alert on an Android smartphone, indicating a Tornado Warning in the covered area. Wireless Emergency Alerts (WEA), formerly known as the Commercial Mobile Alert System (CMAS) and, prior to that, as the Personal Localized Alerting Network (PLAN), [1] is an alerting network in the United States designed to disseminate emergency alerts to cell phones using Cell ...

3. Emergency population warning - Wikipedia

   en.wikipedia.org/wiki/Emergency_population_warning

   In 2013, the government conducted trials of a public alert system using both SMS messaging and Cell Broadcast technology to send alert messages to mobile devices in areas affected by an emergency. A report was published in 2014 that said the trials were successful and that 85% of people thought that such a system would be a good idea, as well ...

4. Cell Broadcast - Wikipedia

   en.wikipedia.org/wiki/Cell_Broadcast

   Cell Broadcast messaging was first demonstrated in Paris in 1997. Some mobile operators used Cell Broadcast for communicating the area code of the antenna cell to the mobile user (via channel 050), [5] for nationwide or citywide alerting, weather reports, mass messaging, location-based news, etc. Cell broadcast has been widely deployed since 2008 by major Asian, US, Canadian, South American ...

5. National wireless phone alert test coming Oct. 4. - AOL

   www.aol.com/national-wireless-phone-alert-test...

   The test is to ensure certain alert systems are still effective in warning the public about emergencies, especially national ones, according to FEMA's site. The test will occur around 2:20 p.m ...

6. National Messaging System - Wikipedia

   en.wikipedia.org/wiki/National_Messaging_System

   The existing Emergency Alert Australia system, established in 2009, [3] is a location-based SMS (LB-SMS) system [4] and can also call landlines with automated alerts. [3] The system was used in the 2019-20 Black Summer Bushfires , with 492,938 landline calls and 4,194,576 text messages sent to residents in affected areas.

7. Here's why FEMA sent an emergency alert to your ... - AOL

   www.aol.com/news/heres-why-cellphone-emergency...

   Cellphones, TVs and radios across the U.S. simultaneously blared out an emergency alert today. Here's what to know and why it happened.