Major earthquake
M7.4 Earthquake — 123 km W of Big Lagoon, California
1922-01-31 13:17 UTC · 41.19°, -125.61°
A magnitude 7.4 (major) earthquake struck 123 km W of Big Lagoon, California on 1922-01-31 13:17 UTC, at a depth of 15 km. See it live on Earth Live's real-time 3D globe.
M7.4
Magnitude
15 km
Depth
2.0M t
TNT equivalent
V
Max intensity (MMI)
Source: USGS event page. The TNT equivalent is computed from the magnitude with the standard Gutenberg–Richter energy relation; all other figures are USGS's own.
This area's earthquake history
In the year before this quake, USGS recorded 1 earthquake of magnitude 2.5 or more within 300 km.
Strongest recorded within 300 km since 1900:
- M7.2 — The 1992 Petrolia, California Earthquake · 1992-04-25
- M7.2 — The 1980 Eureka, California Earthquake · 1980-11-08
- M7.2 — 153 km W of Big Lagoon, California · 2005-06-15
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