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M7.4 earthquake, California, 1922-01-31

MagnitudeM7.4mw

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Depth15 km

Time (UTC)1922-01-31 13:17

Rank in 19224 / 81among M6+

Rank since 1900549 / 14,458

Energy vs an M6×130approx.

123 km W of Big Lagoon, California · 41.19, -125.61

M6.5+ within 300 km (largest first)

1922 M7.4M7.4

2005 M7.2M7.2

1980 M7.2M7.2

1992 M7.2M7.2

1923 M7.1M7.1

1994 M7.1M7.1

1991 M7.0M7.0

2024 M7.0M7.0

1991 M6.9M6.9

1954 M6.8M6.8

2014 M6.8M6.8

1941 M6.8M6.8

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.0 1922-01-26	1922-01-26 09:31	–	153 km WNW of Indianola, California
M6.5 1918-07-15	1918-07-15 00:23	15 km	52 km WNW of Big Lagoon, California
M6.4 1917-06-10	1917-06-10 04:32	15 km	off the coast of Northern California
M6.4 1915-12-31	1915-12-31 12:20	15 km	187 km W of Trinidad, California
M6.3 1915-05-06	1915-05-06 12:09	15 km	237 km WSW of Ferndale, California
M6.5 1910-08-05	1910-08-05 01:31	15 km	235 km W of Port Orford, Oregon
M6.0 1910-03-19	1910-03-19 00:11	–	Offshore Humboldt County, California
M6.0 1909-10-29	1909-10-29 06:45	–	Near Rio Dell, California
M6.4 1907-08-11	1907-08-11 12:19	–	Off the coast of Northern California
M6.4 1906-04-23	1906-04-23 09:10	–	Northwest of Eureka, California

Energy ratio uses the rule that one magnitude unit is about 32 times the energy. Magnitudes and locations are USGS values and can differ from national agencies. Older records are less complete and less precise.