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Explore Search: Tsunami geology

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Project
Shaded relief and combined bathymetry map of Puerto Rico

Caribbean Tsunami and Earthquake Hazards Studies- Seafloor Map

Center News
Plots around islands show the heights of tsunami waves as measured by a team of scientists.

Surprises from the Deadly September 29, 2009, Samoa Tsunami

Photography
Image: Tsunami Recovery in American Samoa

Tsunami Study in American Samoa
Photography
Image: Tsunami Recovery in American Samoa

Tsunami Study in American Samoa
Photography
Image: Tsunami Recovery in American Samoa

Tsunami Study in American Samoa
publication
image of publications layered on a wooden table

Local tsunami hazards in the Pacific Northwest from Cascadia subduction zone earthquakes

Research
Map cartoon shows seafloor structures with varied coloring and lines, near islands where an earthquake and tsunami occurred.

Preliminary Analysis of the April 2007 Solomon Islands Tsunami, Southwest Pacific Ocean

Center News
A long skinny core section of mud with a sandy layer in the middle of it lays on the marsh grass near where the core was taken.

New evidence for a roughly 600-year-old tsunami impacting the Hawaiian Islands

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Bathymetric and topographic grid intended for simulations of the 1945 Makran tsunami in Karachi Harbour

publication
image of publications layered on a wooden table

Reply to Comments by Kelletat (2008) comments to Dawson, A.G. and Stewart, I. (2007) tsunami deposits in the geological record [Sedimentary Geology, 200, 166-183]

Photography
Four people looking a flattened trees

Surveying the Taan Fjord tsunami runup
Research
A colored, shaded illustration to show vertical displacement during an earthquake.

Preliminary Analysis of the Tsunami Generated by the June 23, 2001 Peru Earthquake

Featured Story
Map showing part of southern Alaska and Gulf of Alaska, with orange star in Gulf & white dots strung out along Aleutian Islands

January 23, 2018 M7.9 Gulf of Alaska Earthquake and Tsunami

Fieldwork
Small photo shows a man pointing to debris in the aftermath of a tsunami.

Preliminary Analysis of Sedimentary Deposits from the July 17, 1998 Papua New Guinea Tsunami

publication
image of publications layered on a wooden table

Catastrophic landscape modification from a massive landslide tsunami in Taan Fiord, Alaska

Fieldwork
Image: Tsunami Recovery in American Samoa

USGS Scientists in Samoa and American Samoa Studying Impacts of Tsunami in 2009

Center News
Computer image of data to show features of the seafloor like a canyon carved into the slope.

High-Resolution Multibeam Mapping of Mid-Atlantic Canyons to Assess Tsunami Hazards

Fieldwork
Three photos showing cross-sections of sand and labeled with various features to show the structure of tsunami deposits.

Preliminary Analysis of Sedimentary Deposits from the June 23, 2001 Peru Tsunami

Project
Static stress change models

Caribbean Tsunami and Earthquake Hazards Studies- Stress Changes and Earthquake Hazard

Center News
Seafloor (dark gray) off the U.S. East Coast, showing areas of past landslides (blue)

Most-cited award for special issue of Marine Geology

publication
image of publications layered on a wooden table

Geological effects and implications of the 2010 tsunami along the central coast of Chile

Historical
Boats, trees, wood, houses in snow and water after tsunami waves hit Seward, Alaska.

Tsunami damage and high-water line at Seward, Alaska

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Near-bed velocity measurements in Monterey Bay during arrival of the 2010 Chile Tsunami

Photography
Dirt in a long cylinder

Sediment core showing tsunami deposits on Sitkalidak Island, Alaska
Photography
Next to a road, a tall, two-story structure stands heavily damaged and ripped to shreds with a smashed upside-down boat.

Wreckage after the Japan earthquake and tsunami in 2011
publication
image of publications layered on a wooden table

Systematic characterization of morphotectonic variability along the Cascadia convergent margin: Implications for shallow megathrust behavior and tsunami hazards

publication
image of publications layered on a wooden table

Submarine landslide as the source for the October 11, 1918 Mona Passage tsunami: Observations and modeling

Presentations and Events

PubTalk 2/2014 — 1964 Great Alaska Earthquake and Tsunami 50th Anniv.
Presentations and Events

PubTalk 12/2014 — Ten Years After the 2004 Indian Ocean Tsunami
Photography
Many people looking at a log on a hill

USGS team looking at a tsunami-rafted log above Stardust Bay, Alaska
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