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1918 San Jacinto earthquake
Earthquake in Southern California / From Wikipedia, the free encyclopedia
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The 1918 San Jacinto earthquake occurred in extreme eastern San Diego County in Southern California on April 21 at 14:32:29 local time. The shock had a moment magnitude of 6.7 and a maximum Mercalli intensity of IX (Violent). Several injuries and one death occurred with total losses estimated to be $200,000.
Quick Facts UTC time, ISC event ...
![]() The San Jacinto post office after the quake | |
UTC time | 1918-04-21 22:32:29 |
---|---|
ISC event | 913126 |
USGS-ANSS | ComCat |
Local date | April 21, 1918 (1918-04-21) |
Local time | 14:32:29 |
Magnitude | 6.7 Mw [1] |
Depth | 10 km (6 mi) [1] |
Epicenter | 33.7500°N 116.8833°W / 33.7500; -116.8833 [1] |
Fault | San Jacinto Fault Zone |
Total damage | $200,000 [2] |
Max. intensity | MMI IX (Violent)[3] |
Casualties | 1 dead, several injured [4] |
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