>>3280287 (lb)
Then someone has been slacking because this is the first time it has been done nation wide and only the 4th test since over the last 6 yrs.
The IPAWS was tested in 2011, 2016 and 2017, but has never been tested as a national alert.
https://www.theverge.com/2018/9/15/17863652/fema-emergency-test-ipaws-eas-esa