Major magnitude 7.0 earthquake - Bering Sea, 19 mi east of Tag s Island, Aleutians West County, Alaska, USA, on Friday, 5 July 1929 at 14:19 (GMT)
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Major magnitude 7.0 earthquake at 35 km depth
Date & time: 5 Jul 1929 14:19:09 UTC
Depth: 35.0 km
Epicenter latitude / longitude: 51.473°N / 178.152°W (Bering Sea, Alaska, United States)
Nearest volcano: Tanaga (46 km / 29 mi)
Nearby towns and cities:
114 km (71 mi) WSW of Adak (pop: 332) --> See nearby quakes!
283 km (176 mi) WSW of Atka (pop: 64) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2 x 1015 joules (554 gigawatt hours, equivalent to 4.8 x 105 tons of TNT or 29.8 atomic bombs!) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
|M 7.0||35 km||Andreanof Islands, Aleutian Islands, Alaska (USA)||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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More infoRecorded aftershocks, latest first (2 quakes):
- 07 Jul 1929 21:23 UTC| M 7.3 |35 km (21.7 mi) depth|26 km (16 mi) distance| USGS | Major magnitude 7.3 earthquake - Bering Sea, 23 mi south of Tannaga Island, Aleutians West County, Alaska, USA, on Sunday, 7 July 1929 at 21:23 (GMT)
- 05 Jul 1929 22:36 UTC| M 6.5 |25 km (15.5 mi) depth|83 km (51 mi) distance| USGS | Very strong mag. 6.5 earthquake - Bering Sea, 52 mi south of Adak, Aleutians West County, Alaska, USA, on Friday, 5 July 1929 at 22:36 (GMT)