International Federation of Digital Seismograph Networks

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NOAA/NWS West Coast/Alaska Tsunami Warning Center


910 S. Felton St.
Palmer, AK 99645AT

United States of America

Network Data Availability



The West Coast/Alaska Tsunami Warning Center objectives are to rapidly locate and size major earthquakes in the Pacific basin, determine their tsunami potential, predict tsunami arrival times and, when possible, runup on the coast, and provide timely and effective tsunami information and warning bulletins for the Pacific coastal populations of California, Oregon, Washington, British Columbia, and Alaska.

Data Distribution

Alaska Earthquake Information Center (AEIC)
National Earthquake Information Center (NEIC)

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