Alaska earthquakes

M2.1 earthquake 69 km SE of Unalaska, Alaska

A magnitude 2.1 earthquake struck 69 km SE of Unalaska, Alaska on Tue, Apr 20, 2021, 10:35 PM AKDT (06:35 UTC), 23 km (14 mi) below the surface.

A larger quake followed: M2.2 113 km SSE of Akutan, 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
2.1 (ml), micro
Local time
UTC
2021-04-21 06:35:13 UTC
Depth
22.7 km (14.1 mi), shallow
Epicenter
53.494° N, 165.695° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 35 in the 60 days after this one and 46 in the 30 days before it.

After

  1. 2.039 km SSE of Akutan, Alaska · 1980 days ago · 77 km deep · 37 km away
  2. 2.2113 km SSE of Akutan, Alaska · 1980 days ago · 25 km deep · 53 km away
  3. 1.865 km SE of Unalaska, Alaska · 1978 days ago · 11 km deep · 9 km away
  4. 1.778 km SSE of Akutan, Alaska · 1978 days ago · 17 km deep · 24 km away
  5. 1.730 km SW of Unalaska, Alaska · 1978 days ago · 79 km deep · 74 km away
  6. 1.9141 km SE of Akutan, Alaska · 1977 days ago · 15 km deep · 93 km away
  7. 1.9121 km SE of Akutan, Alaska · 1977 days ago · 51 km deep · 77 km away
  8. 1.684 km SSE of Akutan, Alaska · 1976 days ago · 46 km deep · 30 km away
  9. 1.731 km SE of Unalaska, Alaska · 1976 days ago · 43 km deep · 40 km away
  10. 1.987 km ESE of Akutan, Alaska · 1974 days ago · 50 km deep · 94 km away
  11. 2.6105 km S of Unalaska, Alaska · 1974 days ago · 32 km deep · 96 km away
  12. 2.8133 km SE of Akutan, Alaska · 1969 days ago · 10 km deep · 82 km away
  13. 2.170 km SE of Akutan, Alaska · 1969 days ago · 75 km deep · 62 km away
  14. 2.160 km SSE of Akutan, Alaska · 1969 days ago · 68 km deep · 34 km away
  15. 1.629 km W of Akutan, Alaska · 1969 days ago · 71 km deep · 78 km away
  16. 1.718 km SSE of Akutan, Alaska · 1969 days ago · 77 km deep · 55 km away
  17. 2.058 km SSE of Akutan, Alaska · 1968 days ago · 52 km deep · 20 km away
  18. 1.875 km S of Akutan, Alaska · 1968 days ago · 22 km deep · 10 km away
  19. 1.57 km N of Dutch Harbor, Alaska · 1966 days ago · 10 km deep · 75 km away
  20. 1.972 km SSE of Unalaska, Alaska · 1958 days ago · 20 km deep · 32 km away
  21. 2.191 km SE of Akutan, Alaska · 1958 days ago · 37 km deep · 62 km away
  22. 1.645 km SSE of Akutan, Alaska · 1958 days ago · 34 km deep · 34 km away
  23. 1.988 km SSE of Akutan, Alaska · 1956 days ago · 26 km deep · 37 km away
  24. 1.773 km ESE of Akutan, Alaska · 1955 days ago · 32 km deep · 69 km away
  25. 3.733 km SSW of Unalaska, Alaska · 1952 days ago · 77 km deep · 74 km away
  26. 3.593 km ESE of Akutan, Alaska · 1948 days ago · 28 km deep · 83 km away
  27. 2.0100 km ESE of Akutan, Alaska · 1941 days ago · 48 km deep · 88 km away
  28. 3.472 km SSW of Unalaska, Alaska · 1941 days ago · 53 km deep · 81 km away
  29. 3.881 km S of Unalaska, Alaska · 1937 days ago · 35 km deep · 71 km away
  30. 1.929 km ESE of Unalaska, Alaska · 1936 days ago · 73 km deep · 44 km away
  31. 2.042 km SSW of Unalaska, Alaska · 1934 days ago · 75 km deep · 74 km away
  32. 2.636 km ESE of Unalaska, Alaska · 1924 days ago · 78 km deep · 36 km away
  33. 1.972 km SE of Akutan, Alaska · 1923 days ago · 45 km deep · 42 km away
  34. 3.080 km SSE of Akutan, Alaska · 1923 days ago · 35 km deep · 24 km away
  35. 3.454 km SSE of Akutan, Alaska · 1923 days ago · 89 km deep · 19 km away

Before

  1. 1.926 km ESE of Unalaska, Alaska · 1982 days ago · 74 km deep · 45 km away
  2. 2.288 km SE of Akutan, Alaska · 1982 days ago · 51 km deep · 53 km away
  3. 1.523 km W of Dutch Harbor, Alaska · 1983 days ago · 5 km deep · 90 km away
  4. 1.778 km ESE of Akutan, Alaska · 1984 days ago · 26 km deep · 86 km away
  5. 2.68 km WNW of Dutch Harbor, Alaska · 1984 days ago · 114 km deep · 79 km away
  6. 1.797 km SE of Akutan, Alaska · 1985 days ago · 25 km deep · 63 km away
  7. 1.737 km ESE of Akutan, Alaska · 1985 days ago · 94 km deep · 70 km away
  8. 1.687 km SE of Unalaska, Alaska · 1985 days ago · 68 km deep · 20 km away
  9. 1.882 km SE of Akutan, Alaska · 1986 days ago · 60 km deep · 57 km away
  10. 1.663 km SSW of Unalaska, Alaska · 1986 days ago · 30 km deep · 85 km away
  11. 1.769 km S of Unalaska, Alaska · 1987 days ago · 21 km deep · 63 km away
  12. 2.582 km SSE of Akutan, Alaska · 1989 days ago · 35 km deep · 31 km away
  13. 1.672 km SE of Akutan, Alaska · 1989 days ago · 48 km deep · 38 km away
  14. 1.877 km SSE of Akutan, Alaska · 1989 days ago · 48 km deep · 28 km away
  15. 1.872 km SSE of Akutan, Alaska · 1989 days ago · 59 km deep · 29 km away
  16. 1.99 km E of Akutan, Alaska · 1989 days ago · 101 km deep · 72 km away
  17. 2.024 km S of Akutan, Alaska · 1989 days ago · 98 km deep · 47 km away
  18. 1.879 km SE of Unalaska, Alaska · 1990 days ago · 16 km deep · 19 km away
  19. 2.058 km S of Akutan, Alaska · 1990 days ago · 82 km deep · 14 km away
  20. 2.9Fox Islands, Aleutian Islands, Alaska · 1992 days ago · 52 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak02153ofngd. Read Wed, Sep 23, 2026, 6:27 PM UTC.