Tsunami Warning Center (Pacific/Indian/Caribbean)
Warnings and notices for the Pacific and Indian Oceans and Caribbean Sea.
Tsunami Warning Center (USA/Canada mainland)
Warnings and notices for the United States and Canada mainland.
An introduction to tsunamis and why it's OK to call them "tidal waves."
Tsunamis can arise from landsliding, with or without an earthquake.
In certain places the weather, not earthquakes, can cause tsunamis.
The Deadliest Tsunamis
Tables for each ocean listing the deadliest tsunamis on record.
Prepare for Tsunamis
Geography Guide Matt Rosenberg compiles the best advice.
Surviving a Tsunami - Lessons from Chile, Hawaii, and Japan
The U.S. Geological Survey publishes this valuable guide to what saved (and didn't save) peoples' lives in the great tsunami of 1960.
Tsunami Intensity Scale of 2001
The 2001 Papadopoulos-Imamura intensity scale rates the impact of tsunamis from I to XII.
Tsunami Intensity Scale (Sieberg-Ambraseys)
This early six-point tsunami intensity scale was modeled after the scales used for earthquakes.
The National Weather Service has a program for communities on all coasts.
Tsunamis and Earthquakes: What Physics Is Interesting?
Geoscientist extraordinaire David Stevenson talks at a high level to his fellow physicists about earthquakes and tsunamis in the June 2005 Physics Today.
The Bristol Channel-Severn Flood of 1607
Great Britain's worst recorded flood was probably a tsunami; a post from researcher Simon Haslett.
British Columbia Tsunami Warning Plan
All about this province's part in the Pacific tsunami warning system. Find the PDF on this page of hazard plans.
Tsunamis in California
The California Seismic Safety Commission, an independent state agency, takes tsunamis seriously and has survival advice for people and governments.
The Disaster Center
This site has a tsunami page that includes a useful bulletin board.
"Impact of Tsunamis on Oregon Coastal Communities"
A fine presentation by the Center for Coastal and Land-Margin Research not just for Oregonians.
Local Tsunamis in the Pacific Northwest
Research, modeling, and background on the threat to Cascadia—Oregon and Washington.
Newfoundland Tsunami of 1929
The great waves that followed the offshore earthquake of 18 November 1929 killed dozens of people in Canada's worst tsunami disaster. The collectionscanada.ca site reproduces historical documents from this forgotten event.
Pacific Tsunami Museum
Serving the people of Hilo, Hawaii, world capital of tsunamis.
This University of Washington site, pitched at the educated reader, is full of general info and action advice.
Tsunami Data at NGDC
The National Geophysical Data Center's tsunami database has CDs, books, and slides for teachers and researchers.
Tsunami Event Database
Search this database of 2,000 events by region, wave size, date, cause, or number of deaths. Presented by the National Geophysical Data Center.
Tsunami Field Survey Videos and Animations
This University of Southern California site has animations plus footage of tsunami damage around the world. Site is redesigned.
National Tsunami Hazard Mitigation Program
A site about this interagency, interstate program to deal with the tsunami threat is hosted by the Pacific Marine Environmental Laboratory.
Tsunami Engineering Center, Tohoku University
A leading center of wide-ranging tsunami research; includes many animations.
This Russian institute has good current info and lots of hardcore data.
The Tsunami Page of Dr. George Pararas-Carayannis
A sound but sprawling site, worth exploring after you've learned the basics elsewhere.
The Pacific Marine Environmental Laboratory has much current science, well explained.
Tsunamis and Seiche in Lake Tahoe, California-Nevada
Tsunamis may sound outlandish in the high Sierra. But this paper, published in Geophysical Research Letters in April 2000, gives you the whole sober scenario with some nice pictures too.
In this Science News article, Sid Perkins describes a possible new method of detecting tsunamis from space by the dark stripes they create on the sea surface.
Tsunamis on the U.S. East Coast
This exhaustive and colloquial site, part of a National Weather Service's field office in New Jersey, presents historical evidence for tsunamis in the 1800s and 1900s, many coinciding with hurricanes. A plausible hypothesis is presented for landslide triggering.
Western States Seismic Policy Council
This agency has the most thorough list of links.