Alaska earthquakes

M2.2 earthquake 161 km SSE of Unalaska, Alaska

A magnitude 2.2 earthquake struck 161 km SSE of Unalaska, Alaska on Wed, Oct 13, 2021, 8:39 AM AKDT (16:39 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M2.5 90 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
2.2 (ml), micro
Local time
UTC
2021-10-13 16:39:08 UTC
Depth
9.0 km (5.6 mi), shallow
Epicenter
52.646° N, 165.232° 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: 43 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 2.174 km SSE of Akutan, Alaska · 1804 days ago · 49 km deep · 98 km away
  2. 2.073 km SSE of Akutan, Alaska · 1804 days ago · 49 km deep · 100 km away
  3. 2.590 km SSE of Akutan, Alaska · 1800 days ago · 35 km deep · 86 km away
  4. 1.872 km SSE of Akutan, Alaska · 1799 days ago · 3 km deep · 99 km away
  5. 3.0138 km SE of Unalaska, Alaska · 1796 days ago · 8 km deep · 25 km away
  6. 2.270 km SE of Unalaska, Alaska · 1794 days ago · 23 km deep · 96 km away
  7. 2.084 km SSE of Akutan, Alaska · 1794 days ago · 22 km deep · 89 km away
  8. 3.383 km SE of Akutan, Alaska · 1794 days ago · 27 km deep · 98 km away
  9. 2.276 km SSE of Akutan, Alaska · 1794 days ago · 61 km deep · 99 km away
  10. 3.193 km SSE of Akutan, Alaska · 1794 days ago · 29 km deep · 85 km away
  11. 2.389 km SSE of Akutan, Alaska · 1793 days ago · 25 km deep · 91 km away
  12. 1.8109 km SE of Unalaska, Alaska · 1788 days ago · 15 km deep · 52 km away
  13. 1.7108 km S of Unalaska, Alaska · 1788 days ago · 13 km deep · 99 km away
  14. 1.980 km SSE of Akutan, Alaska · 1787 days ago · 25 km deep · 92 km away
  15. 2.0127 km S of Unalaska, Alaska · 1787 days ago · 6 km deep · 97 km away
  16. 2.4235 km SSE of Akutan, Alaska · 1787 days ago · 12 km deep · 83 km away
  17. 1.694 km SE of Unalaska, Alaska · 1787 days ago · 22 km deep · 68 km away
  18. 3.9146 km SE of Akutan, Alaska · 1787 days ago · 10 km deep · 99 km away
  19. 2.2114 km SSE of Unalaska, Alaska · 1785 days ago · 21 km deep · 48 km away
  20. 1.768 km SE of Unalaska, Alaska · 1783 days ago · 22 km deep · 96 km away
  21. 2.298 km S of Unalaska, Alaska · 1782 days ago · 26 km deep · 89 km away
  22. 2.8194 km SE of Unalaska, Alaska · 1782 days ago · 5 km deep · 36 km away
  23. 3.1199 km S of Unalaska, Alaska · 1778 days ago · 10 km deep · 80 km away
  24. 2.7172 km SSE of Akutan, Alaska · 1773 days ago · 10 km deep · 43 km away
  25. 1.793 km SSE of Akutan, Alaska · 1772 days ago · 3 km deep · 81 km away
  26. 2.5128 km SE of Akutan, Alaska · 1771 days ago · 10 km deep · 70 km away
  27. 2.4138 km SE of Akutan, Alaska · 1769 days ago · 22 km deep · 85 km away
  28. 2.986 km SE of Akutan, Alaska · 1768 days ago · 24 km deep · 98 km away
  29. 2.390 km SE of Unalaska, Alaska · 1768 days ago · 46 km deep · 73 km away
  30. 2.7120 km SE of Akutan, Alaska · 1768 days ago · 35 km deep · 82 km away
  31. 1.883 km SSE of Akutan, Alaska · 1763 days ago · 17 km deep · 91 km away
  32. 2.270 km SSE of Unalaska, Alaska · 1763 days ago · 37 km deep · 95 km away
  33. 2.0140 km S of Unalaska, Alaska · 1761 days ago · 26 km deep · 75 km away
  34. 1.975 km SSE of Akutan, Alaska · 1761 days ago · 41 km deep · 96 km away
  35. 1.9139 km SE of Akutan, Alaska · 1760 days ago · 26 km deep · 74 km away
  36. 2.988 km S of Unalaska, Alaska · 1760 days ago · 61 km deep · 96 km away
  37. 1.980 km SSE of Akutan, Alaska · 1757 days ago · 26 km deep · 95 km away
  38. 1.673 km S of Akutan, Alaska · 1756 days ago · 17 km deep · 96 km away
  39. 2.770 km SSE of Akutan, Alaska · 1754 days ago · 29 km deep · 99 km away
  40. 2.5133 km SE of Akutan, Alaska · 1754 days ago · 15 km deep · 73 km away
  41. 2.9190 km SE of Akutan, Alaska · 1751 days ago · 10 km deep · 93 km away
  42. 1.877 km SE of Unalaska, Alaska · 1749 days ago · 20 km deep · 86 km away
  43. 2.268 km SE of Unalaska, Alaska · 1747 days ago · 29 km deep · 94 km away

Before

  1. 3.090 km SSE of Akutan, Alaska · 1807 days ago · 35 km deep · 87 km away
  2. 1.781 km SSE of Unalaska, Alaska · 1812 days ago · 26 km deep · 83 km away
  3. 1.976 km S of Akutan, Alaska · 1814 days ago · 34 km deep · 93 km away
  4. 2.9188 km SSE of Unalaska, Alaska · 1815 days ago · 42 km deep · 27 km away
  5. 1.566 km SE of Unalaska, Alaska · 1815 days ago · 24 km deep · 96 km away
  6. 1.876 km SSE of Akutan, Alaska · 1817 days ago · 22 km deep · 94 km away
  7. 1.668 km SE of Unalaska, Alaska · 1822 days ago · 23 km deep · 98 km away
  8. 1.670 km SE of Unalaska, Alaska · 1825 days ago · 25 km deep · 95 km away
  9. 2.6209 km SE of Akutan, Alaska · 1825 days ago · 10 km deep · 88 km away
  10. 1.875 km SSE of Akutan, Alaska · 1828 days ago · 11 km deep · 97 km away
  11. 1.981 km SSE of Unalaska, Alaska · 1832 days ago · 25 km deep · 82 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021d59gkh0. Read Wed, Sep 23, 2026, 11:59 AM UTC.