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M6.9 earthquake, Argentina, 1917-07-27

MagnitudeM6.9mB

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Depth115 km

Time (UTC)1917-07-27 02:51

Rank in 191722 / 87among M6+

Rank since 19001796 / 14,458

Energy vs an M6×22approx.

72 km WNW of Calingasta, Argentina · -30.98, -70.06

M6.5+ within 300 km (largest first)

1922 M8.5M8.5

2015 M8.3M8.3

1906 M8.2M8.2

1943 M8.1M8.1

1985 M8.0M8.0

1971 M7.8M7.8

1965 M7.4M7.4

1985 M7.4M7.4

1977 M7.4M7.4

1997 M7.1M7.1

2015 M7.0M7.0

1904 M7.0M7.0

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.9 1917-02-15	1917-02-15 00:48	35 km	57 km W of Ovalle, Chile
M6.3 1906-11-28	1906-11-28 09:01	15 km	137 km WNW of Coquimbo, Chile
M6.3 1906-10-02	1906-10-02 14:33	15 km	58 km WNW of La Ligua, Chile
M8.2 1906-08-17	1906-08-17 00:40	35 km	The 1906 Valparaiso, Chile Earthquake
M7.0 1904-03-19	1904-03-19 06:27	20 km	86 km NW of La Serena, 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.