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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 ...
The Emergency Alert System (EAS) is a national warning system in the United States designed to allow authorized officials to broadcast emergency alerts and warning messages to the public via cable, satellite and broadcast television and AM, FM and satellite radio.
Architecture of IPAWS. The program is organized and funded by the Federal Emergency Management Agency (FEMA), an agency of the Department of Homeland Security. [4] The system allows for alerts to be originated by Federal, State, local and tribal officials, and subsequently disseminated to the public using a range of national and local alerting systems including EAS, CMAS and NWR. [5]
Common features include emergency alerts, location sharing, safety tips, SOS buttons, audible alarms, and community safety reporting. Users can employ these apps to quickly send emergency alerts, share their real-time location with trusted contacts, and access safety-related information and resources.
The Mobile Emergency Alert System (M-EAS) is an information distribution system that utilizes existing digital television spectrum and towers to provide information in emergency situations using rich media. The system can push text, web pages, and video to compatible equipment, such as mobile DTV devices.
Many local governments and organizations that hold large, public events adopt emergency notification systems to be able to notify large groups of people in the event of an emergency. For example, in 2013 the Dallas YMCA Thanksgiving "turkey trot" race, with over 40,000 participants, implemented an alert system called RedFlag. [2]
Google Public Alerts Site was an online notification service owned by Google.org that sends safety alerts (weather watches, warnings, advisories, safety instructions, etc.) and launched to the United States, Australia, Canada, Colombia, Japan, Taiwan, Indonesia, Mexico, and Brazil on October 30, 2012, and to the Philippines on November 12, 2014.
This ensures they are available even when the local system is down or overloaded. NAWAS has major terminals at each state Emergency Operations Center [3] and State Emergency Management Facility. Other secondary terminals include local emergency management agencies, National Weather Service field offices and Public-safety answering points (PSAPs).