Latest Earthquakes

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• PAGER: Estimate of population exposure

USA (Magnitude 1+)

March 28, 2011 02:28:33 UTC

World (Magnitude 4.5+)

March 28, 2011 02:13:55 UTC

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Regional Offices

Our scientists study earthquakes around the world. Learn about research conducted in our regional offices, regional seismic network monitoring, and local activities of interest.

• Pacific Northwest
• Northern California
• Southern California
• Intermountain West
• Central & Eastern US
• National Earthquake Information Center
• Albuquerque Seismo Lab

Additional Resources

• Tsunami web sites
• Other USGS hazards web sites
• Other earthquake web sites