West Coast & Alaska Tsunami Warning Center
NOAA site includes current and archived tsunami information messages and warnings as well as information on their seismic instrumentation, automatic earthquake processing, tsunami modeling, and earthquake magnitude studies.
British Columbia Tsunami Preparedness
Outlines the procedures to be used in British Columbia to evaluate and disseminate information provided through the Tsunami Warning System.
International Tsunami Information Centre (ITIC)
Formed in 1968 to assure that tsunami watches, warning, and advisory bulletins are disseminated throughout the Pacific to member states in accordance with procedures outlined in the Communication Plan for the Tsunami Warning System.
NOAA Tsunami Warnings & Forecasts
Addresses the questions: How does the tsunami warning system work?, Where to get weather radio?, and, How to respond to a tsunami warning?
Deep-ocean Assessment and Reporting of Tsunamis (DART)
See DART's near real-time sea level data received from buoys deployed in the network of tsunami early warning buoys. Part of the U.S. National Tsunami Hazard Mitigation Program (NTHMP).