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M7.0 earthquake, Chile, 1928-11-20

MagnitudeM7.0mw

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Depth45 km

Time (UTC)1928-11-20 20:35

Rank in 192816 / 119among M6+

Rank since 19001345 / 14,458

Energy vs an M6×35approx.

64 km NNE of Antofagasta, Chile · -23.16, -70.06

M6.5+ within 300 km (largest first)

1950 M8.2M8.2

1995 M8.0M8.0

2014 M7.7M7.7

2007 M7.7M7.7

1966 M7.7M7.7

1987 M7.6M7.6

1936 M7.5M7.5

2024 M7.4M7.4

1960 M7.3M7.3

1967 M7.3M7.3

1933 M7.3M7.3

1988 M7.2M7.2

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.2 1926-01-01	1926-01-01 21:37	35 km	21 km NW of Antofagasta, Chile
M6.3 1925-05-15	1925-05-15 11:57	30 km	7 km SSE of Taltal, Chile
M6.2 1923-08-17	1923-08-17 01:05	35 km	51 km WNW of Taltal, Chile
M6.6 1920-10-22	1920-10-22 12:09	15 km	152 km WNW of Tocopilla, Chile
M6.8 1916-12-23	1916-12-23 09:24	75 km	81 km WSW of Calama, Chile
M6.6 1907-08-05	1907-08-05 06:39	15 km	97 km SW of Antofagasta, 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.