Very strong mag. 6.7 earthquake - Gulf of Alaska, 22 mi south of South Island, Kodiak Island County, Alaska, USA, on Saturday, 28 July 1934 at 21:37 (GMT)

Very strong mag. 6.7 earthquake - Gulf of Alaska, 22 mi south of South Island, Kodiak Island County, Alaska, USA, on Saturday, 28 July 1934 at 21:37 (GMT)

Tremblement de terre très fort magnitude 6.7 at 20 km depth

Date & time: 28 Jul 1934 21:37:02 UTC
Magnitude: 6.7
Profondeur: 20.0 km
Epicenter latitude / longitude: 55.67°N / 156.699°W (Gulf of Alaska, Alaska, États-Unis)
Volcan le plus près: Yantarni (153 km / 95 mi)
Nearby towns and cities:
134 km ESE de Chignik Lagoon (pop: 78) --> Voir les séismes à proximité!
144 km ESE de Chignik Lake (pop: 73) --> Voir les séismes à proximité!
155 km E de Perryville (pop: 113) --> Voir les séismes à proximité!
185 km SE de Port Heiden (pop: 98) --> Voir les séismes à proximité!
242 km E de Sand Point (pop: 1,060) --> Voir les séismes à proximité!
269 km SO de Old Harbor (pop: 221) --> Voir les séismes à proximité!
342 km SO de Kodiak Station (pop: 1,300) --> Voir les séismes à proximité!
352 km SO de Kodiak (pop: 6,250) --> Voir les séismes à proximité!
362 km ENE de King Cove (pop: 1,010) --> Voir les séismes à proximité!
537 km SO de Homer (pop: 5,520) --> Voir les séismes à proximité!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 7.1 x 1014 joules (197 gigawatt hours, equivalent to 1.7 x 105 tons of TNT or 10.6 atomic bombs!) More info
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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.
MagnitudeProfondeurLocationSource
M 6.720 kmsouth of Alaska (USA)USGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

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Aftershocks

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Recorded aftershocks, latest first (0 quakes):
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Earlier earthquakes in the same area

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