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First Draft of the SZ4D Implementation Plan

Members of the Subduction Zones in 4-Dimensions (SZ4D) initiative are pleased to present to you the first draft of the SZ4D implementation plan.

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Opportunity to Provide Feedback for SZ4D Program

To those interested in USGS SZS and the SZ4D Initiative (Subduction Zones in Four Dimensions)...

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Unlocking plate motions of the Cascadia subduction zone with seafloor geodesy

Seeking understanding of the fundamental constraints on plate motions, rates of convergence, and shallow strain accumulation across one of the United...

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PCMSC scientists invited to present at the National Seismic Hazard Map Workshop

USGS Pacific Coastal and Marine Science Center research geologist Jenna Hill to present recent offshore work on the Cascadia Subduction Zone.

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SZ4D Virtual Town Hall: An Update and Discussion on the Developing Plans for an SZ4D Implementation

February 26th, 2021 at 11 AM - 1 PM PST

Zoom Webinar

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Building SZ4D: A Town Hall Discussion and Workshop for a Research Initiative on Subduction Processes and Geohazards

SZ4D is a new initiative in the U.S. research community to study subduction zones through both space and time, with a focus on the fundamental...

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ShakeOut 2020: Staying Safe When the Ground Starts to Rumble

When the ground shakes, what do you do? ShakeOut 2020:  Drop, Cover, and Hold On!

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National Preparedness Month 2020: Earthquakes and Tsunamis

Natural hazards have the potential to impact a majority of Americans every year.  USGS science provides part of the foundation for emergency...

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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

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

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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