Historic Earthquakes
West of Eureka, California
1922 01 31 13:17:22 UTC
Magnitude 7.3
This potentially damaging earthquake was felt from Eugene, Oregon, to San Francisco.
Abridged from Seismicity of the United States, 1568-1989 (Revised), by Carl W. Stover and Jerry L. Coffman, U.S. Geological Survey Professional Paper 1527, United States Government Printing Office, Washington: 1993.