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M7.1 · The 1923 Humboldt County, California Earthquake · Was That A Quake?
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Great
M
7.1
The 1923 Humboldt County, California Earthquake
Historical event · Mon, 22 Jan 1923 09:04:21 GMT
Peak Ground Motion
MMI 5.2
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Depth
15 km
Time (UTC)
09:04
Date
1923-01-22
Latitude
40.482°
Longitude
-125.034°
Source
USGS
View official report