Emergency Alert System: Why US Is Doing First National Test Now -- Christian Science Monitor
A test of the federal Emergency Alert System is set for 2 p.m. Eastern time Wednesday. It's the first time the EAS warning system will be tested nationally.
Today at 2 p.m. Eastern time on Wednesday Americans watching television or listening to the radio will see and hear a familiar sounding message: "This is a test of the Emergency Alert System. This is only a test...."
This 30-second audio tone and message will sound like emergency test messages that local television and radio stations have broadcast for nearly 50 years. But Wednesday's test will be the first time the federal Emergency Alert System – a last resort means for the president to address the country in a national emergency – has been tested on a national basis.
Read more ....
My Comment: Her is an interesting post on why is there no Emergency Alert System for the internet and the phone?