[1] The original mission of NAWAS was to warn of an imminent enemy attack or an actual accidental missile launch upon the United States.
[2] NAWAS is operated and fully funded by the Federal Emergency Management Agency (FEMA).
Other secondary terminals include local emergency management agencies, National Weather Service field offices and Public-safety answering points (PSAPs).
This information includes acts of terrorism including Weapons of Mass Destruction (WMD), after aircraft incidents/accidents, earthquakes, floods, hurricanes, nuclear incidents/accidents, severe thunderstorms, tornadoes, tsunamis and winter storms or blizzards.
When the NAWAS is not being used for emergency traffic/tests, State and local government personnel are encouraged to use it for official business.