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In operation since 1990, the system was upgraded in 1999 to support image and sound capabilities via satellite broadcast. [1] The system is an enhancement to the Emergency Alert System. [2] Like the EAS, it is used for statewide and local emergencies such as severe weather warnings, AMBER Alerts, [3] and civil emergencies. The EDIS system is ...
The new infrastructure envisioned by the NG911 project will support national internetworking of 911 services, as well as transfer of emergency calls to other PSAPs—including any accompanying data. In addition, the PSAP will be able to issue emergency alerts to wireless devices in an area via voice or text message, and to highway alert systems ...
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.
A separate message will be sent to radios and televisions, saying, "This is a nationwide test of the Emergency Alert System, issued by the Federal Emergency Management Agency, covering the United ...
A ShakeAlert message was sent to cellphone users in Sacramento County and the surrounding area just before 9:30 a.m. on Wednesday, July 18, 2023, for a magnitude-4.1 earthquake near Isleton.
ALERT FM is an emergency notification system that delivers messages from state, local, and/or private sector officials to citizens, schools, businesses, and first responders using the Radio Data System (data sub-carrier) of local FM radio stations.
This message, which ran for approximately one minute, stated: “This is a nationwide test of the Emergency Alert System, issued by the Federal Emergency Management Agency, covering the United ...
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 ...