Pacific Tsunami Warning Center (PTWC), DOC/NOAA/NWS: Ewa Beach, Oahu, Hawaii. Serves as operational center of the Pacific Tsunami Warning System (PTWS), providing Pacific basin tsunami watches, warnings, and information/education services to the disaster preparedness community and the general public.

Rocky Mountain Mapping Center, DOI/USGS: Denver, Colorado. Produces and develops map products and conducts research, concentrating activities in western United States. Facility is responsible for distributing more than 100,000 map-related products of the United States Geological Survey (USGS) and other federal agencies. URL: http://avsrvr-1.cr.usgs.gov

Volcano Systems Center (VSC), University of Washington and USGS: Seattle, Washington. Formed to integrate research across disciplines to understand the role of volcanic systems in geological evolution. URL: http://www.vsc.washington.edu

West Coast/Alaska Tsunami Warning Center (WC/ATWC), DOC/NOAA/NWS: Palmer, Alaska. Serves as the Tsunami Warning Center for Alaska, British Columbia, Washington, Oregon, and California; provides timely tsunami warnings, watches, advisories, and information/education services to the disaster preparedness community and the general public. URL: http://www.alaska.net/~at+wc