Very strong mag. 6.9 earthquake - Gulf of Alaska, 59 mi southwest of South Island, Kodiak Island County, Alaska, USA, on Thursday, 17 November 1938 at 03:54 (GMT)

Very strong mag. 6.9 earthquake - Gulf of Alaska, 59 mi southwest of South Island, Kodiak Island County, Alaska, USA, on Thursday, 17 November 1938 at 03:54 (GMT)

Tremblement de terre très fort magnitude 6.9 at 35 km depth

Date & time: 17 Nov 1938 03:54:41 UTC
Magnitude: 6.9
Profondeur: 35.0 km
Epicenter latitude / longitude: 55.36°N / 157.761°W (Gulf of Alaska, Alaska, États-Unis)
Volcan le plus près: Veniaminof (136 km / 85 mi)
Nearby towns and cities:
106 km SE de Perryville (pop: 113) --> Voir les séismes à proximité!
116 km SSE de Chignik Lagoon (pop: 78) --> Voir les séismes à proximité!
118 km SSE de Chignik Lake (pop: 73) --> Voir les séismes à proximité!
173 km E de Sand Point (pop: 1,060) --> Voir les séismes à proximité!
184 km SSE de Port Heiden (pop: 98) --> Voir les séismes à proximité!
228 km ESE de Nelson Lagoon (pop: 52) --> Voir les séismes à proximité!
291 km E de King Cove (pop: 1,010) --> Voir les séismes à proximité!
405 km SO de Womens Bay (pop: 719) --> Voir les séismes à proximité!
414 km SO de Kodiak Station (pop: 1,300) --> Voir les séismes à proximité!
425 km SO de Kodiak (pop: 6,250) --> Voir les séismes à proximité!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.4 x 1015 joules (392 gigawatt hours, equivalent to 3.4 x 105 tons of TNT or 21.1 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 6.935 kmAlaska Peninsula (USA)USGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake yet. If you felt it be the first to report it!
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Aftershocks

More info
Recorded aftershocks, latest first (1 quakes):
  • 23 Dec 1938 18:14 UTC
    | M 0.0 |
    0 km (0 mi) depth
    |
    63 km (39 mi) distance
    | USGS | Details

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Earlier earthquakes in the same area since 1900


Map of earlier quakes

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