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San Andreas Fault

The San Andreas Fault is a right-lateral geological fault that runs roughly southwest to northeast along the western coast of North America. This is a transform boundary between the Pacific Plate and the North American Plate. Many major earthquakes have been caused by slipping and ruptures of this fault.

Parkfield, California, a small town that lies on the fault, has been the location of several magnitude-6 quakes.

The San Andreas Fault has had three major earthquakes in the last 200 years:

See also: