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M6.9 earthquake, Alaska, 2015-07-27

MagnitudeM6.9mww

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Depth29 km

Time (UTC)2015-07-27 04:49

Rank in 201521 / 146among M6+

Rank since 19001994 / 14,458

Energy vs an M6×22approx.

Fox Islands, Aleutian Islands, Alaska · 52.38, -169.45

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

Event	Time (UTC)	Depth	Place
M5.9 2015-07-27	2015-07-27 04:51	32 km	51 km WSW of Nikolski, Alaska
M5.7 2015-07-27	2015-07-27 04:55	28 km	89 km SSW of Nikolski, Alaska
M5.9 2015-07-27	2015-07-27 07:40	35 km	82 km SSW of Nikolski, Alaska
M5.5 2015-07-27	2015-07-27 07:40	35 km	66 km SSW of Nikolski, Alaska
M5.6 2015-07-27	2015-07-27 07:41	35 km	77 km SW of Nikolski, Alaska
M5.7 2015-07-27	2015-07-27 07:43	40 km	82 km SSW of Nikolski, Alaska

M6.5+ within 300 km (largest first)

1929 M7.8M7.8

1965 M7.8M7.8

1916 M7.4M7.4

2011 M7.3M7.3

1901 M7.1M7.1

1957 M7.1M7.1

1902 M7.0M7.0

1940 M7.0M7.0

1957 M6.9M6.9

1906 M6.9M6.9

1935 M6.9M6.9

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.1 2014-02-26	2014-02-26 21:13	265 km	210 km WNW of Nikolski, Alaska
M6.2 2012-08-10	2012-08-10 18:37	13 km	102 km ESE of Nikolski, Alaska
M6.9 2011-09-02	2011-09-02 10:55	32 km	170 km E of Atka, Alaska
M7.3 2011-06-24	2011-06-24 03:09	52 km	Fox Islands, Aleutian Islands, Alaska
M6.0 2010-07-18	2010-07-18 19:48	10 km	59 km WSW of Nikolski, Alaska
M6.7 2010-07-18	2010-07-18 05:56	14 km	66 km W of Nikolski, Alaska
M6.4 2009-10-13	2009-10-13 20:21	14 km	123 km ESE of Nikolski, Alaska
M6.5 2009-10-13	2009-10-13 05:37	24 km	127 km E of Nikolski, Alaska
M6.4 2007-12-26	2007-12-26 22:04	25 km	60 km SE of Nikolski, Alaska
M6.1 2007-07-15	2007-07-15 13:08	15 km	74 km SE of Nikolski, Alaska

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.