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M6.6 earthquake, Chile, 2013-10-31

MagnitudeM6.6mww

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Depth27 km

Time (UTC)2013-10-31 23:03

Rank in 201344 / 142among M6+

Rank since 19003728 / 14,458

Energy vs an M6×8approx.

41 km SSW of Coquimbo, Chile · -30.29, -71.52

M5.5+ within 100 km in the next 30 days

None

M6.5+ within 300 km (largest first)

1922 M8.5M8.5

2015 M8.3M8.3

1906 M8.2M8.2

1943 M8.1M8.1

1971 M7.8M7.8

1965 M7.4M7.4

1997 M7.1M7.1

2015 M7.0M7.0

1904 M7.0M7.0

1922 M7.0M7.0

1955 M7.0M7.0

1918 M6.9M6.9

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.8 2013-01-30	2013-01-30 20:15	45 km	54 km N of Vallenar, Chile
M6.1 2012-11-14	2012-11-14 19:02	63 km	73 km SW of Vallenar, Chile
M6.7 2012-04-17	2012-04-17 03:50	29 km	22 km NW of Hacienda La Calera, Chile
M6.1 2011-12-07	2011-12-07 22:23	20 km	76 km NNW of Vallenar, Chile
M6.3 2010-03-26	2010-03-26 14:52	42 km	69 km N of Vallenar, Chile
M6.0 2010-02-27	2010-02-27 06:51	40 km	40 km WSW of Villa Basilio Nievas, Argentina
M6.0 2008-12-18	2008-12-18 21:50	25 km	73 km NNW of Valparaíso, Chile
M6.2 2008-12-18	2008-12-18 21:19	18 km	46 km W of La Ligua, Chile
M6.4 2006-10-12	2006-10-12 18:05	31 km	45 km NNW of Illapel, Chile
M6.0 2006-09-12	2006-09-12 13:30	114 km	70 km WSW of Vinchina, 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.