Alaska earthquakes

M3.3 earthquake 19 km ESE of Chignik, Alaska

A magnitude 3.3 earthquake struck 19 km ESE of Chignik, Alaska on Sun, May 9, 2021, 3:34 PM AKDT (23:34 UTC), 96 km (60 mi) below the surface.

Automatic solution: the magnitude and location may still be revised.

A larger quake followed: M3.7 15 km NW of Chignik Lake, Alaska. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
3.3 (ml), minor
Local time
UTC
2021-05-09 23:34:00 UTC
Depth
96.4 km (59.9 mi), intermediate-depth
Epicenter
56.233° N, 158.109° W
Region
Alaska
Tsunami flag
No
Status
Automatic solution, may be revised

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

An automatic solution; a seismologist may revise it.

Stations used
88

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 20 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 2.331 km E of Chignik, Alaska · 1967 days ago · 92 km deep · 16 km away
  2. 1.8Alaska Peninsula · 1964 days ago · 12 km deep · 91 km away
  3. 2.558 km ESE of Chignik, Alaska · 1964 days ago · 45 km deep · 39 km away
  4. 2.471 km SSE of Chignik, Alaska · 1961 days ago · 8 km deep · 58 km away
  5. 1.686 km SSE of Ugashik, Alaska · 1955 days ago · 71 km deep · 87 km away
  6. 2.633 km ENE of Port Heiden, Alaska · 1953 days ago · 141 km deep · 92 km away
  7. 3.4105 km ENE of Chignik, Alaska · 1941 days ago · 82 km deep · 90 km away · felt by 1
  8. 2.084 km SSE of Ugashik, Alaska · 1941 days ago · 89 km deep · 88 km away
  9. 2.8107 km SE of Chignik, Alaska · 1938 days ago · 5 km deep · 89 km away
  10. 1.770 km ENE of Chignik, Alaska · 1934 days ago · 60 km deep · 57 km away
  11. 2.577 km SE of Chignik, Alaska · 1929 days ago · 20 km deep · 59 km away
  12. 2.882 km ENE of Chignik, Alaska · 1928 days ago · 55 km deep · 70 km away
  13. 3.715 km NW of Chignik Lake, Alaska · 1925 days ago · 9 km deep · 53 km away · felt by 1
  14. 1.815 km ESE of Chignik, Alaska · 1919 days ago · 83 km deep · 4 km away
  15. 2.287 km ENE of Chignik, Alaska · 1917 days ago · 65 km deep · 74 km away
  16. 2.5110 km E of Chignik, Alaska · 1917 days ago · 54 km deep · 92 km away
  17. 2.042 km ENE of Chignik, Alaska · 1912 days ago · 66 km deep · 32 km away
  18. 2.272 km SE of Perryville, Alaska · 1911 days ago · 4 km deep · 89 km away
  19. 1.940 km W of Chignik Lake, Alaska · 1909 days ago · 12 km deep · 81 km away
  20. 2.172 km E of Chignik, Alaska · 1909 days ago · 55 km deep · 55 km away

Before

  1. 2.348 km SE of Chignik, Alaska · 1977 days ago · 36 km deep · 34 km away
  2. 2.191 km SSE of Ugashik, Alaska · 1987 days ago · 77 km deep · 92 km away
  3. 2.7114 km E of Chignik, Alaska · 1989 days ago · 35 km deep · 95 km away
  4. 2.679 km SE of Perryville, Alaska · 1994 days ago · 26 km deep · 94 km away
  5. 2.561 km ESE of Chignik, Alaska · 1994 days ago · 55 km deep · 42 km away
  6. 2.6114 km E of Chignik, Alaska · 1995 days ago · 51 km deep · 96 km away
  7. 2.670 km SSE of Chignik, Alaska · 1997 days ago · 36 km deep · 57 km away
  8. 2.127 km E of Chignik, Alaska · 1998 days ago · 62 km deep · 11 km away
  9. 2.378 km E of Chignik, Alaska · 1998 days ago · 23 km deep · 59 km away
  10. 2.4106 km E of Chignik, Alaska · 1998 days ago · 37 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0215xq80zc (also filed as us7000e1nq). Read Tue, Sep 29, 2026, 4:21 AM UTC.