Coast Guard units stationed in the Pacific Northwest are not prepared to deal with the impact of a tsunami, according to a government watchdog.

In a report published by the Government Accountability Office (GAO) last week, investigators say that "only 19 of the 39 Coast Guard units at risk in this region have a written tsunami evacuation plan for personnel and their dependents." Plus, the authors say that the service "does not provide guidance to units that create evacuation plans" -- meaning those plans that do exist vary widely.

Read more at Military.com.