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M9.5 earthquake, 1960 Great Chilean Earthquake (Valdivia Earthquake), 1960-05-22

MagnitudeM9.5mw

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Depth25 km

Time (UTC)1960-05-22 19:11

Rank in 19601 / 136among M6+

Rank since 19001 / 14,458

Energy vs an M6×177,828approx.

1960 Great Chilean Earthquake (Valdivia Earthquake) · -38.14, -73.41

M6.5+ within 300 km (largest first)

1960 M9.5M9.5

2010 M8.8M8.8

1960 M8.1M8.1

1939 M7.8M7.8

1960 M7.8M7.8

1975 M7.7M7.7

1953 M7.5M7.5

1960 M7.4M7.4

2010 M7.4M7.4

1920 M7.3M7.3

1928 M7.2M7.2

2011 M7.2M7.2

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M7.8 1960-05-22	1960-05-22 18:56	25 km	38 km WNW of Traiguén, Chile
M6.8 1960-05-22	1960-05-22 10:32	25 km	22 km ESE of Cañete, Chile
M7.1 1960-05-22	1960-05-22 10:30	25 km	26 km W of Angol, Chile
M6.2 1960-05-21	1960-05-21 13:00	25 km	17 km SE of Arauco, Chile
M8.1 1960-05-21	1960-05-21 10:02	25 km	4 km ESE of Cañete, Chile
M7.5 1953-05-06	1953-05-06 17:16	66 km	23 km SE of Chiguayante, Chile
M6.2 1951-01-03	1951-01-03 17:27	35 km	33 km WNW of Carahue, Chile
M7.0 1949-04-20	1949-04-20 03:29	58 km	15 km SSW of Nacimiento, Chile
M7.8 1939-01-25	1939-01-25 03:32	35 km	26 km WNW of San Carlos, Chile
M6.1 1937-01-08	1937-01-08 15:09	25 km	64 km SW of Carahue, Chile

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.