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Earthquakes
Ground shaking caused by the sudden release of accumulated strain by an abrupt shift of rock along a fracture in the earth or by volcanic or magmatic activity, or other sudden stress changes in the earth.
Subtopics:
Earthquake occurrences (42 items)

Earthquake hazards (53 items)
Related topics:


Results 51 - 60 of 97 listed alphabetically [list by similarity]
Latest worldwide earthquakes [More info]
Near real-time list of earthquakes recently occurring anywhere in the world.
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.
Major quake likely to strike San Francisco Bay Region between 2003 and 2032 [More info]
Study of the probability of a major earthquake in San Francisco Bay region with colored map and links to relevant publications. Text also available in PDF format and graphic available in Illustrator or Photoshop format.
Maps of recent earthquake activity in California-Nevada [More info]
Near-real-time maps of location, ground motion, and shaking intensity of earthquakes in California and Nevada for the past hour, past day, and past week and links to other earthquake information.
Mauna Loa current activity [More info]
Current activity of Mauna Loa Volcano with news, GPS data, electronic tiltmeter data, and current seismicity plus links to long term monitoring.
Monitoring data of the Long Valley caldera and Mono-Inyo Craters volcanic chain, California [More info]
Describes the monitoring effort and provides real-time data of the current restless activity of the caldera, including earthquakes, ground deformation, and release of volcanic gas and plus link to volcano monitoring techniques.
National Earthquake Information Center [More info]
Information on world earthquake activity with links to facts and lists on large earthquakes, earthquake e-mail notification, hazards and preparedness, educational links, news and highlights and other seismic information.
PDF Natural Hazards - A National Threat [More info]
Describes the role USGS plays in reducing losses from natural disasters, itemizing specific information we develop and maintain to help mitigate or avoid these problems.
Natural Hazards - Earthquakes [More info]
News and related information focusing on the importance of earthquake hazards in the United States.
Natural Hazards Gateway [More info]
News and related information about the importance of seven major types of natural hazards in the United States: earthquakes, floods, wildfires, hurricanes, landslides, volcanoes, and tsunamis.
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