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Alaska Earthquake History
Since October 9, 1900, the USGS has recorded 5,198 earthquakes of magnitude 4.5 or greater in Alaska, 420 of them magnitude 6 or above. The strongest was M 9.2.
By decade
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Strongest in Alaska
M 9.2 · The 1964 Prince William Sound, Alaska EarthquakeMarch 28, 1964M 8.6 · The 1946 Unimak Island, Alaska EarthquakeApril 1, 1946M 8.2 · 1938 Semidi Islands, Alaska EarthquakeNovember 10, 1938M 8.2 · 2021 Chignik, Alaska EarthquakeJuly 29, 2021M 7.9 · 261 km SE of Chiniak, AlaskaJanuary 23, 2018M 7.9 · 2002 Denali Fault, Alaska EarthquakeNovember 3, 2002M 7.9 · 200 km WSW of Yakutat, AlaskaNovember 30, 1987M 7.9 · Kodiak Island region, AlaskaOctober 9, 1900M 7.8 · 81 km E of Nikolski, AlaskaJuly 2, 1965M 7.8 · 22 km W of Elfin Cove, AlaskaJuly 10, 1958
All recorded earthquakes
M 5.1 mbNovember 4, 2002
78 km ESE of McKinley Park, Alaska · depth 5 km
M 4.7 mbNovember 4, 2002
76 km ESE of McKinley Park, Alaska · depth 5 km
M 5.2 mbNovember 4, 2002
41 km ENE of Paxson, Alaska · depth 1 km
M 5.4 mbNovember 4, 2002
36 km NE of Paxson, Alaska · depth 1 km
M 4.8 mbNovember 4, 2002
21 km ENE of Paxson, Alaska · depth 6 km
M 4.6 mbNovember 4, 2002
30 km NNW of Nabesna, Alaska · depth 1 km
M 4.5 mbNovember 4, 2002
Central Alaska · depth -0 km
M 4.9 mbNovember 3, 2002
43 km ENE of Paxson, Alaska · depth 2 km
M 4.5 mbNovember 3, 2002
75 km ESE of McKinley Park, Alaska · depth 7 km
M 4.6 mbNovember 3, 2002
26 km WNW of Mentasta Lake, Alaska · depth 0 km
M 4.7 mbNovember 3, 2002
78 km ESE of McKinley Park, Alaska · depth 6 km
M 4.5 mbNovember 3, 2002
21 km N of Paxson, Alaska · depth 1 km
M 5.1 mbNovember 3, 2002
3 km ENE of Mentasta Lake, Alaska · depth 5 km
M 4.7 mbNovember 3, 2002
25 km NE of Paxson, Alaska · depth 1 km
M 4.7 mbNovember 3, 2002
79 km ESE of McKinley Park, Alaska · depth 3 km
M 4.9 mbNovember 3, 2002
13 km SSE of Mentasta Lake, Alaska · depth 3 km
M 4.5 mlNovember 3, 2002
26 km NNE of Paxson, Alaska · depth 5 km
M 4.5 mlNovember 3, 2002
25 km N of Paxson, Alaska · depth 5 km
M 4.9 mbNovember 3, 2002
27 km SW of Dry Creek, Alaska · depth 5 km
M 4.9 mbNovember 3, 2002
14 km N of Paxson, Alaska · depth 1 km
M 4.9 mbNovember 3, 2002
56 km ENE of Cantwell, Alaska · depth 5 km
M 5.2 mbNovember 3, 2002
32 km SW of Dry Creek, Alaska · depth 5 km
M 4.9 mbNovember 3, 2002
72 km E of Cantwell, Alaska · depth 11 km
M 4.8 mbNovember 3, 2002
19 km N of Paxson, Alaska · depth 1 km
M 4.8 mbNovember 3, 2002
37 km S of Dry Creek, Alaska · depth 5 km
M 5.4 mbNovember 3, 2002
19 km NNE of Paxson, Alaska · depth 1 km
M 5.6 mbNovember 3, 2002
23 km N of Paxson, Alaska · depth 1 km
M 5.6 mlNovember 3, 2002
23 km NNW of Paxson, Alaska · depth 20 km
M 5.4 mbNovember 3, 2002
45 km WNW of Mentasta Lake, Alaska · depth 0 km
M 4.6 mlNovember 3, 2002
74 km E of Cantwell, Alaska · depth 7 km
M 5.0 mlNovember 3, 2002
57 km E of Cantwell, Alaska · depth 0 km
M 4.7 mlNovember 3, 2002
65 km E of Cantwell, Alaska · depth 22 km
M 7.9 mwNovember 3, 2002
2002 Denali Fault, Alaska Earthquake · depth 4 km
M 4.6 mbOctober 29, 2002
18 km SW of Petersville, Alaska · depth 73 km
M 6.6 mwOctober 23, 2002
53 km ENE of Cantwell, Alaska · depth 4 km
M 5.1 mwcOctober 4, 2002
46 km N of Nikolski, Alaska · depth 102 km
M 4.7 mbSeptember 11, 2002
32 km SSW of Karluk, Alaska · depth 15 km
M 5.2 mwSeptember 10, 2002
67 km ENE of Pedro Bay, Alaska · depth 117 km
M 5.1 mwcSeptember 5, 2002
139 km SSW of Hydaburg, Alaska · depth 20 km
M 5.2 mwSeptember 5, 2002
67 km ENE of Ouzinkie, Alaska · depth 46 km
Source: U.S. Geological Survey, Earthquake Hazards Program. Older and smaller earthquakes are under-counted relative to recent decades as instrumentation improved. A record of past shaking is not a forecast. See About the Data.