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California Earthquake History
Since April 30, 1900, the USGS has recorded 1,665 earthquakes of magnitude 4.5 or greater in California, 107 of them magnitude 6 or above. The strongest was M 7.9.
By decade
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Strongest in California
M 7.9 · The 1906 San Francisco, California EarthquakeApril 18, 1906M 7.5 · The 1952 Kern County, California EarthquakeJuly 21, 1952M 7.4 · 123 km W of Big Lagoon, CaliforniaJanuary 31, 1922M 7.3 · The 1992 Landers, California EarthquakeJune 28, 1992M 7.2 · The 1980 Eureka, California EarthquakeNovember 8, 1980M 7.2 · The 1992 Petrolia, California EarthquakeApril 25, 1992M 7.2 · 153 km W of Big Lagoon, CaliforniaJune 15, 2005M 7.1 · The 1923 Humboldt County, California EarthquakeJanuary 22, 1923M 7.1 · Gulf of CaliforniaDecember 9, 1901M 7.1 · Baja California, MexicoDecember 12, 1902
All recorded earthquakes
M 4.9 mwDecember 22, 1995
California-Nevada border region · depth 4 km
M 5.0 msDecember 5, 1995
240 km W of Ferndale, California · depth 25 km
M 4.9 mlSeptember 25, 1995
20km WNW of Searles Valley, California · depth 9 km
M 5.8 mlSeptember 20, 1995
16km NNE of Ridgecrest, California · depth 5 km
M 4.8 mwSeptember 4, 1995
13 km SW of Middletown, California · depth 7 km
M 5.4 mlAugust 17, 1995
17km N of Ridgecrest, California · depth 5 km
M 5.0 mlJune 26, 1995
11km SW of Valencia, California · depth 13 km
M 4.8 mlMay 7, 1995
13km NE of Thousand Palms, California · depth 10 km
M 4.9 mwApril 23, 1995
22 km NNE of Soledad, California · depth 7 km
M 6.6 mwFebruary 19, 1995
126 km W of Ferndale, California · depth 5 km
M 4.7 mwJanuary 8, 1995
140 km W of Ferndale, California · depth 5 km
M 5.4 mwDecember 26, 1994
7 km WNW of Fields Landing, California · depth 23 km
M 4.9 mwDecember 20, 1994
3 km NW of Parkfield, California · depth 8 km
M 4.6 mwDecember 16, 1994
82 km W of Ferndale, California · depth 5 km
M 4.5 mlDecember 6, 1994
3km NW of Lake View Terrace, California · depth 8 km
M 4.5 mwNovember 14, 1994
30 km SW of Ferndale, California · depth 18 km
M 4.5 mwOctober 14, 1994
41 km SW of Ferndale, California · depth 19 km
M 4.6 mwSeptember 21, 1994
35 km WSW of Ferndale, California · depth 21 km
M 5.1 mwSeptember 12, 1994
8 km ESE of Mesa Vista, California · depth -1 km
M 5.0 msSeptember 8, 1994
268 km W of Ferndale, California · depth 10 km
M 7.1 mwbSeptember 1, 1994
121 km W of Ferndale, California · depth 10 km
M 4.8 mlAugust 1, 1994
34km WSW of Ludlow, California · depth 8 km
M 4.9 mwJune 19, 1994
29 km SW of Ferndale, California · depth 19 km
M 5.0 mlJune 16, 1994
17km NNW of Joshua Tree, California · depth 3 km
M 4.8 mlApril 6, 1994
2km SE of Running Springs, California · depth 6 km
M 5.2 mlMarch 20, 1994
3km WNW of Panorama City, California · depth 12 km
M 4.7 mwMarch 13, 1994
62 km WSW of Ferndale, California · depth 9 km
M 5.1 mlJanuary 29, 1994
6km NNE of Chatsworth, California · depth 1 km
M 4.6 mlJanuary 27, 1994
4km ENE of Chatsworth, California · depth 15 km
M 4.6 mlJanuary 24, 1994
9km SSW of Santa Clarita, California · depth 6 km
M 4.6 mcJanuary 22, 1994
6km WSW of Santa Clarita, California · depth 7 km
M 4.5 mlJanuary 21, 1994
3km NW of Pacoima, California · depth 10 km
M 5.1 mlJanuary 19, 1994
10km SSW of Valencia, California · depth 11 km
M 5.1 mlJanuary 19, 1994
8km ESE of Piru, California · depth 14 km
M 4.5 mlJanuary 19, 1994
3km NE of Reseda, California · depth 17 km
M 4.8 mlJanuary 18, 1994
6km SW of Santa Clarita, California · depth 7 km
M 5.2 mlJanuary 18, 1994
10km ESE of Piru, California · depth 11 km
M 5.6 mlJanuary 17, 1994
7km NNE of Simi Valley, California · depth 9 km
M 4.8 mlJanuary 17, 1994
6km NE of Chatsworth, California · depth 6 km
M 4.6 mlJanuary 17, 1994
4km WSW of Northridge, California · depth 19 km
Source: U.S. Geological Survey, Earthquake Hazards Program. Older and smaller earthquakes are under-counted relative to recent decades as instrumentation improved. A record of past shaking is not a forecast. See About the Data.