Branch of earth sciences concerned with the study of earthquakes and man-induced seismic waves.
FAQs - National Seismic Hazard Maps [ More info] Provides detailed technical information on earthquake hazards in the form of frequently asked questions. Designed for the technical audience, including building and safety planners.
Forecasting California's earthquakes - What can we expect in the next 30 years? [ More info] Shows how we know severe earthquakes will occur and where.
General Earthquake Observation System (GEOS) [ More info] Earthquake and aftershock data collected by the USGS General Earthquake Observation System project in Menlo Park, California.
Geologic hazards team [ More info] An organizational unit within USGS that studies earthquakes, landslides, and geomagnetism. Contact information and descriptions of current research projects.
Global Seismographic Network [ More info] Worldwide network of seismic monitoring stations coordinated by a variety of national and international organizations.
Helping safeguard Veterans Affairs' hospital buildings by advanced earthquake monitoring [ More info] We put seismic monitoring instruments into 20 VA hospital buildings, connected with computers that analyze their data to determine rapidly the structural health of the buildings in the event of earthquakes.
Historical earthquakes: lists and statistics [ More info] Lists and maps of historic earthquakes by geographic area, magnitude, destructiveness, and other characteristics.
Joshua Tree National Park geology: on shaky ground [ More info] Description of earthquake that was felt in Joshua Tree region (1999) and links to earthquake summary, shaded relief map, aerial photos of the rupture zone, shaking intensity maps, damage reports, and seismograph network map.
Latest earthquakes in the USA - Past 7 days [ More info] Real-time earthquake maps of the conterminous U.S., Alaska, Hawaii, and Puerto Rico displaying magnitude and location of earthquake activity in the past hour, past day, and past week.
Liquefaction maps and data for the San Francisco Bay area [ More info] Explains liquefaction, where it occurs, how it affects people, and what can be done about it. Includes maps and data.
Alphabetical Index of Topics
a b c d e f g h i j k l m n o p q r s t u v w x y z