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Earthquake occurrences
Time, location, severity, and mechanism of earthquake events, including the frequency and history of events in a given area.
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Earthquake occurrence maps (14 items)
Earthquake seismology (31 items)
Earthquake activity maps (14 items)
Earthquake epicenter maps (14 items)
Ground motion maps (14 items)
Seismic hazard maps (14 items)
Shaking maps (seismic) (14 items)
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Results 11 - 20 of 42 listed alphabetically [list by similarity]
Earthquake notification services [More info]
Sign up for USGS real-time earthquake notification services.
Earthquake science explained--a series of ten short articles for students, teachers, and families [More info]
Collects a series of short articles on earthquake science and related topics for students, teachers, and parents originally published as weekly features in The San Francisco Chronicle.
Earthquake search [More info]
Search interface allowing searches of earthquake databases by various parameters including date, depth, intensity, area, and magnitude and download data in a variety of formats.
Earthquake: Did you feel it? Report it here. [More info]
Place to provide information about ground shaking associated with significant earthquakes. A questionnaire to let us know what you felt following an earthquake in the United States or in other countries.
Earthquakes [More info]
Online booklet on earthquake history, earthquake occurrences, measuring earthquakes, causes, relationship of volcanoes and earthquakes and earthquake prediction.
Earthquakes in the central United States, 1699-2010 [More info]
Poster includes GIS data for earthquake locations in this seismically active area.
PDF Earthquakes pose a serious hazard in Afghanistan [More info]
Structural features in eastern Afghanistan accompany seismicity data showing this area is subject to considerable risk of earthquakes.
Earthquakes: Frequently Asked Questions [More info]
Answers to a wide variety of questions (FAQs) about earthquakes, such as dictionary of terms, earthquake activity and probabilities, common myths, faults, plate tectonics, and earthquake measurement techniques.
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.
General Earthquake Observation System (GEOS) [More info]
Earthquake and aftershock data collected by the USGS General Earthquake Observation System project in Menlo Park, California.
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