Latest Earthquakes
Latest earthquakes map and list (past 24 hours, M2.5+). Tap/click on "gear icon" for options and settings.
Did You Feel It? Report it Here!
Significant Earthquakes, Past 30 Days
Community Announcement: USGS Ground Motion Study in the Walnut Creek/Concord Area Looking for Volunteers
The U. S. Geological Survey is seeking volunteers to host temporary seismic stations in the Walnut Creek/Pleasant Hill/Concord California area. Volunteers will be assisting with a new ground motion study that will begin in March 2017.
Maps Made With Light Show the Way
The USGS’ National Geospatial Program is in year one of an 8-year program to create the first publicly available, national 3D elevation map using lidar. lidar shows not only vegetation and objects on the land’s surface, but the structures beneath such as fault lines.
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Earthquakes
Information about real-time earthquakes, online catalog search of archives, seismicity maps and statistics.
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Hazards
US faults, information about seismic hazards in various areas, tools for seismic design values.
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Data & Products
Monitoring, station, and other various seismic data available for download. Data products to view and download.
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Learn
The science of earthquakes, FAQ, glossary, links to earthquake topics, Earthquakes for kids.
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Monitoring
Global, national and regional networks recording earthquakes and crustal movements, maps, station information, real-time seismic waveforms.
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Research
Research projects in the Earthquake Hazards Program, external research support, science center activities, software.
The USGS Earthquake Hazards Program is part of the National Earthquake Hazards Reduction Program (NEHRP), established by Congress in 1977. We monitor and report earthquakes, assess earthquake impacts and hazards, and research the causes and effects of earthquakes.