The overall objectives of the Volcano Hazards Program are to advance the scientific understanding of volcanic processes and to lessen the harmful impacts of volcanic activity. In addition to obtaining the best possible scientific information, the program works to effectively communicate its scientific findings to authorities and the public.
"Find general information on how local tsunamis are generated by earthquakes as well as animations, virtual reality models of tsunamis, and summaries of past research studies."
Connect to the West Coast/Alaska Tsunami Warning Center, the Pacific Tsunami Warning Center, and the International Tsunami Information Center and the National Tsunami Hazard Mitigation Program.
This site from EarthGuide at the University of California,San Diego explains the basics behind the Indian Ocean 2004 tsunami, warning systems, simulations, and more.