Earthquake Hazards Program

Latest Earthquakes

Real-time Earthquake Map

Interactive map and list of latest earthquakes

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Significant Earthquakes Past 30 Days

1. M 6.2, 46km NNW of Putre, Chile Monday, May 14, 2012 10:00:39 UTC
2. M 6.6, 76km W of Neiafu, Tonga Saturday, April 28, 2012 10:08:07 UTC
3. M 3.9, Laguna Niguel, California Monday, April 23, 2012 17:37:02 UTC
4. M 6.7, Manokwari, Indonesia Saturday, April 21, 2012 01:16:52 UTC
5. M 6.8, 140km N of Lae, Papua New Guinea Tuesday, April 17, 2012 07:13:49 UTC
6. M 6.7, Hacienda La Calera, Chile Tuesday, April 17, 2012 03:50:16 UTC

Significant Earthquake Archive

Earthquake Hazards Program

The USGS Earthquake Hazards Program is a major element of the four-agency National Earthquake Hazards Reduction Program (NEHRP), established by Congress in 1977. The USGS responsibilities within NEHRP include earthquake monitoring and notification, earthquake impact and hazard assessments, and targeted research on earthquake causes and effects.

Regional Activity

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

Featured Items

• USGS Open House

  

  May 19th and 20, 2012 in Menlo Park, CA. Don't miss this unique opportunity to interact with USGS scientists and enjoy hands-on exhibits and presentations.

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• Seismic Monitoring of VA Hospitals

  

  The U.S. Geological Survey and the Department of Veterans Affairs have equipped over 70 VA medical centers across the country with seismic monitoring systems that monitor in real time what happens to buildings during and after earthquakes.

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• Bringing Earthquake Science into Your Home

  

  NetQuakes strong-motion instruments enable seismologists to collect extensive data in urban areas where installing traditional seismographs is not practical. (Instrument is blue to the right of the upended chairs.)

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• Seismic Hazards of Guam & the Northern Marianas Islands

  

  Results of a probabilistic seismic hazard assessment for Guam and the Northern Mariana Islands.

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• The USGS Brings an Earthquake Early Warning System to California

  

  USGS is working with academic and private partners to develop an early warning system in California that would provide critical seconds of extra time before the shaking starts.

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