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M6.5 earthquake, Alaska, 2007-08-15

MagnitudeM6.5mwc

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Depth9 km

Time (UTC)2007-08-15 20:22

Rank in 200751 / 196among M6+

Rank since 19004563 / 14,458

Energy vs an M6×6approx.

184 km SSW of Adak, Alaska · 50.32, -177.55

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

Event	Time (UTC)	Depth	Place
M5.8 2007-08-16	2007-08-16 04:03	15 km	192 km SSW of Adak, Alaska

M6.5+ within 300 km (largest first)

1957 M8.6M8.6

1986 M8.0M8.0

1996 M7.9M7.9

1905 M7.6M7.6

1929 M7.3M7.3

1996 M7.3M7.3

2007 M7.2M7.2

1905 M7.2M7.2

1957 M7.2M7.2

1957 M7.1M7.1

1910 M7.0M7.0

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.7 2007-08-02	2007-08-02 03:21	21 km	239 km WSW of Adak, Alaska
M6.0 2007-07-13	2007-07-13 21:54	35 km	24 km E of Adak, Alaska
M6.2 2007-04-29	2007-04-29 12:41	117 km	230 km W of Adak, Alaska
M6.6 2006-07-08	2006-07-08 20:40	22 km	199 km WSW of Adak, Alaska
M6.2 2003-12-09	2003-12-09 12:44	33 km	192 km WSW of Adak, Alaska
M6.5 2001-06-14	2001-06-14 19:48	18 km	235 km WSW of Adak, Alaska
M6.0 2001-02-01	2001-02-01 18:19	33 km	94 km WSW of Adak, Alaska
M6.0 2000-04-21	2000-04-21 04:35	33 km	115 km WSW of Adak, Alaska
M6.9 1999-03-20	1999-03-20 10:47	33 km	78 km WSW of Adak, Alaska
M6.4 1997-10-15	1997-10-15 03:11	22 km	99 km WSW of Adak, 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.