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  1. earthquake.usgs.gov › earthquakes › mapLatest Earthquakes

    View the map of the latest earthquakes around the world, updated in real time by the USGS. See the location, magnitude, depth, and time of each earthquake, as well as the distance from your current location.

  2. Terminology. An earthquake is the shaking of the surface of Earth resulting from a sudden release of energy in the lithosphere that creates seismic waves. Earthquakes may also be referred to as quakes, tremors, or temblors. The word tremor is also used for non-earthquake seismic rumbling .

  3. Find information on recent or historic earthquakes, maps, lists, statistics, and resources by state or worldwide. Learn about earthquake hazards, effects, and how to report or get notified of earthquakes.

  4. An earthquake is caused by a sudden slip on a fault, where the tectonic plates are always moving but get stuck at their edges due to friction. The San Andreas Fault is a major example of a fault in California, where many earthquakes have occurred. Learn more about the causes, effects, and prevention of earthquakes from this web page.

  5. Feb 6, 2023 · Learn about the science of earthquakes, how they occur along fault zones, and how they are measured by magnitude ratings. Find out the types of faults, the strongest quakes ever recorded, and the effects of earthquakes on people and the environment.

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