Earthquake Risk in Santa Ana, CA

Santa Ana is a city of approximately 310k residents in California. Use the search tool below to get a detailed earthquake risk report for any address in the Santa Ana area, or browse the earthquake activity data below to understand the seismic context of this region.

There are 20 notable earthquakes recorded within 200 km of Santa Ana. The largest was a magnitude 5.4 5km S of Chino Hills, CA on July 29, 2008. The nearest was 21 km away.

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Notable Earthquakes Near Santa Ana

Significant earthquakes recorded within 200 km.

MagnitudeLocationDistanceDepthDate
M5.45km S of Chino Hills, CA24 km15.5 kmJul 29, 2008
M5.420km NNW of Borrego Springs, CA134 km12.3 kmJul 7, 2010
M5.331km SW of Santa Cruz Is. (E end), CA173 km9.8 kmApr 5, 2018
M5.224 km SW of Lamont, CA189 km11.6 kmAug 7, 2024
M5.224 km SW of Lamont, CA189 km11.6 kmAug 7, 2024
M5.25 km S of Julian, CA142 km14.3 kmApr 14, 2025
M5.210km ESE of Anza, CA123 km13.1 kmJun 12, 2005
M5.220km NNW of Borrego Springs, CA137 km12.3 kmJun 10, 2016
M5.12km NW of Brea, CA21 km5.1 kmMar 29, 2014
M5.17 km SE of Ojai, CA142 km4.8 kmAug 20, 2023
M5.126km WNW of Ludlow, CA178 km6.4 kmDec 6, 2008
M5.025km SSW of Bodfish, California195 km2.8 kmSep 29, 2004
M5.025km SSW of Bodfish, California195 km2.8 kmSep 29, 2004
M4.920 km NNE of Indio, CA158 km3.1 kmJan 20, 2026
M4.94km NE of Yucaipa, CA86 km10.6 kmJun 16, 2005
M4.922 km ENE of Barstow, CA167 km7.3 kmJul 29, 2024
M4.917km ESE of Anza, CA129 km10.4 kmApr 4, 2020
M4.714km NW of Grapevine, CA179 km10.0 kmSep 22, 2005
M4.623km NNE of Barstow, CA171 km3.1 kmJan 25, 2020
M4.625 km SW of Lamont, CA190 km12.0 kmAug 7, 2024