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M6.6 earthquake, Argentina, 1959-05-12

MagnitudeM6.6mw

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Depth25 km

Time (UTC)1959-05-12 09:46

Rank in 195921 / 106among M6+

Rank since 19003424 / 14,458

Energy vs an M6×8approx.

47 km ENE of Humahuaca, Argentina · -23.07, -64.91

M6.5+ within 300 km (largest first)

2000 M7.2M7.2

1997 M7.1M7.1

1987 M7.0M7.0

1993 M7.0M7.0

1948 M6.9M6.9

2005 M6.9M6.9

1971 M6.9M6.9

2022 M6.8M6.8

1987 M6.7M6.7

2015 M6.7M6.7

2006 M6.6M6.6

1959 M6.6M6.6

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.9 1948-08-25	1948-08-25 06:09	30 km	30 km SSE of Santa Clara, Argentina
M6.1 1930-12-24	1930-12-24 06:02	15 km	7 km ESE of El Carril, Argentina

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.