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A Massive Earthquake Is Coming to Cascadia—And It Can’t Be Stopped

A Massive Earthquake Is Coming to Cascadia—And It Can’t Be Stopped

This AtlasObscura article features USGS scientist Brian Atwater and University of Washington colleague, David Yamaguchi and their research on the...

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Earthquakes, Landslides, and Tsunamis: Mapping Geohazards in the Cascadia Subduction Zone

Earthquakes, Landslides, and Tsunamis: Mapping Geohazards in the Cascadia Subduction Zone

The geologic research and mapping in the offshore areas is foundational to understanding how to manage resources and improve public safety in...

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Scientists Map Tectonic Structure Below the Seafloor of Puerto Rico

Scientists Map Tectonic Structure Below the Seafloor of Puerto Rico

The USGS is working to identify and map faults in southern Puerto Rico, to estimate the location and magnitude of potential earthquakes.

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USGS Scientists Find Seafloor Faults Near Puerto Rico Quakes’ Epicenters

USGS Scientists Find Seafloor Faults Near Puerto Rico Quakes’ Epicenters

Most residents of southern Puerto Rico were startled by the sequence of earthquakes that began Dec. 28, 2019 and included a magnitude 6.4 quake on Jan...

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Large M7.7 Caribbean Quake Felt as Far Away as Florida

Large M7.7 Caribbean Quake Felt as Far Away as Florida

On January 28, 2020, a magnitude 7.7 earthquake struck in the Caribbean Sea, roughly equidistant from the coasts of Jamaica, Cuba and the Cayman...

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USGS Hazard Science – Understanding the Risks is Key to Preparedness

USGS Hazard Science – Understanding the Risks is Key to Preparedness

 Learn About USGS Hazards Science and More About National Preparedness Month:  The very nature of natural hazards means that they have the potential...

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New Partnership to Build Public Awareness of Global Earthquake Risk

New Partnership to Build Public Awareness of Global Earthquake Risk

USGS and the Global Earthquake Model Foundation take steps to save lives worldwide

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Enormous Caribbean Waves Before 1492

Enormous Caribbean Waves Before 1492

Geologists have discovered evidence that unusual seas detached living corals from a Caribbean reef and scattered them far inland, as boulders, during...

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Samoa Disaster Highlights Danger of Tsunamis Generated from Outer-Rise Earthquakes

Samoa Disaster Highlights Danger of Tsunamis Generated from Outer-Rise Earthquakes

Unlike typical tsunamigenic earthquakes that occur on the thrust fault that separates tectonic plates in a subduction zone (termed the interplate...

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