To provide for the establishment of a tsunami hazard mitigation program for all United States insular areas.

Directs the National Oceanic and Atmosphere Administration to establish a tsunami hazard mitigation program for all U.S. insular areas to perform hazard assessment, monitoring and warning, and public education functions.

Requires the program to be designed for the benefit of all such areas, including American Samoa, Guam, the U.S. Virgin Islands, Puerto Rico, and the Commonwealth of the Northern Mariana Islands.