Home › 1929 › Alaska

M6.6 earthquake, Alaska, 1929-07-05

MagnitudeM6.6mw

This page is updated only once a day and is not an alert service. For current earthquake and tsunami information, check the Japan Meteorological Agency, the USGS and your local authorities.

Depth25 km

Time (UTC)1929-07-05 22:36

Rank in 192926 / 125among M6+

Rank since 19003251 / 14,458

Energy vs an M6×9approx.

85 km SSW of Adak, Alaska · 51.13, -176.94

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

1970 M7.1M7.1

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M7.0 1929-07-05	1929-07-05 14:19	35 km	114 km WSW of Adak, Alaska
M6.4 1929-05-20	1929-05-20 04:53	35 km	72 km SE of Adak, Alaska
M6.2 1927-08-01	1927-08-01 18:46	35 km	145 km WSW of Adak, Alaska
M6.1 1927-08-01	1927-08-01 17:06	35 km	159 km WSW of Adak, Alaska
M6.5 1927-04-16	1927-04-16 08:15	20 km	144 km SW of Adak, Alaska
M6.1 1927-03-22	1927-03-22 00:59	15 km	106 km SE of Adak, Alaska
M6.0 1927-03-20	1927-03-20 16:13	25 km	130 km SSW of Adak, Alaska
M6.2 1926-11-13	1926-11-13 03:41	35 km	125 km WSW of Adak, Alaska
M6.0 1926-10-14	1926-10-14 02:11	35 km	102 km SE of Adak, Alaska
M6.9 1926-10-13	1926-10-13 19:08	40 km	100 km ESE 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.