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NTHMP Logo National Tsunami Hazard Mitigation Program


The National Tsunami Hazard Mitigation Program (NTHMP) is led by its Chair and leadership in cooperation with its Coordinating Committee composed of representatives from the following government entities:

  • National Oceanic and Atmospheric Administration (NOAA) (Chair)
  • Department of Homeland Security/Federal Emergency Management Agency (DHS/FEMA)
  • U.S. Geological Survey (USGS)
  • U.S. coastal states (AK, CA, HI, OR, WA, East Coast, Gulf Coast)
  • Pacific territories/commonwealths (American Samoa, CNMI, Guam)
  • Puerto Rico
  • U.S. Virgin Islands

The NTHMP's actions are guided by the following documents:

The NTHMP has learned from these Assessments and Reports

The NTHMP has three (3) Subcommittees and one (1) Caucus as follows:

The approved voting structure of the NTHMP Coordinating Committee (as agreed at the January 2014 annual meeting) is as follows:

  • American Samoa, AK, CA, CNMI, Guam, HI, OR, WA, Puerto Rico, U.S. Virgin Islands - 1 vote each
  • East Coast States (GA, SC, NC, VA, MD, DE, NJ, NY, CT, RI, MA, NH, ME) - 1 vote
  • Gulf Coast States (AL, FL, LA, MS, TX) - 1 vote
  • FEMA-USGS-NOAA - 2 votes each

NTHMP Program Administration

The NTHMP is supported by the NTHMP Administrator -- Rocky Lopes, contract support at the National Weather Service headquarters, Tsunami Program. This position serves as an Executive Secretary to the Chair, organizes meetings, develops NTHMP meeting agendas, takes minutes for Coordinating Committee meetings, maintains the NTHMP website, and communicates on behalf of the NTHMP Coordinating Committee and Subcommittees with its members.

NTHMP Photos

Photo taken at the 2018 NTHMP Winter Meeting in Seattle, Washington, is here. See who we are!

Full size (4548 x 2760, 2.11MB   Small size (800 x 426, 70.6KB)

Photos taken at the 2017 NTHMP Annual Meeting in Portland, Oregon, are here. See who we are!

Picture 1:   Full size (3741 x 2261, 1.22MB)    Small size (800 x 484, 100KB)

Picture 2:   Full size (3273 x 1969, 894KB)    Small size (800 x 481, 125KB)

Picture 3:   Full size (3553 x 2697, 1.37MB)    Small size (800 x 607, 117KB)

Past Meetings

Proceedings from previous General Meetings

Minutes of past NTHMP Coordinating Committee meetings

2018 Meeting Schedule



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