Alaska earthquakes

M1.9 earthquake 65 km S of Unalaska, Alaska

A magnitude 1.9 earthquake struck 65 km S of Unalaska, Alaska on Tue, Nov 16, 2021, 11:39 PM AKST (08:39 UTC), 71 km (44 mi) below the surface.

A larger quake followed: M2.3 90 km SE of Unalaska, Alaska. This one was a foreshock.

Unalaska forecastMore in Alaska

Map

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

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The earthquake

Magnitude
1.9 (ml), micro
Local time
UTC
2021-11-17 08:39:26 UTC
Depth
71.1 km (44.2 mi), intermediate-depth
Epicenter
53.283° N, 166.586° 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
19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 102 in the 60 days after this one and 68 in the 30 days before it.

After

  1. 1.791 km SSW of Unalaska, Alaska · 1770 days ago · 26 km deep · 33 km away
  2. 1.824 km S of Unalaska, Alaska · 1769 days ago · 25 km deep · 41 km away
  3. 2.390 km SE of Unalaska, Alaska · 1768 days ago · 46 km deep · 61 km away
  4. 1.892 km SSW of Unalaska, Alaska · 1768 days ago · 46 km deep · 46 km away
  5. 2.739 km SSW of Akutan, Alaska · 1767 days ago · 76 km deep · 71 km away
  6. 2.051 km S of Akutan, Alaska · 1767 days ago · 32 km deep · 66 km away
  7. 2.172 km E of Nikolski, Alaska · 1766 days ago · 35 km deep · 89 km away
  8. 3.446 km SSE of Akutan, Alaska · 1766 days ago · 101 km deep · 85 km away
  9. 2.035 km ESE of Unalaska, Alaska · 1766 days ago · 71 km deep · 65 km away
  10. 2.983 km SSW of Unalaska, Alaska · 1765 days ago · 35 km deep · 42 km away
  11. 1.641 km SW of Unalaska, Alaska · 1764 days ago · 68 km deep · 38 km away
  12. 1.883 km SSE of Akutan, Alaska · 1763 days ago · 17 km deep · 95 km away
  13. 2.060 km S of Akutan, Alaska · 1763 days ago · 47 km deep · 72 km away
  14. 2.270 km SSE of Unalaska, Alaska · 1762 days ago · 37 km deep · 26 km away
  15. 1.656 km SW of Unalaska, Alaska · 1762 days ago · 71 km deep · 38 km away
  16. 2.0140 km S of Unalaska, Alaska · 1760 days ago · 26 km deep · 76 km away
  17. 1.975 km SSE of Akutan, Alaska · 1760 days ago · 41 km deep · 86 km away
  18. 2.988 km S of Unalaska, Alaska · 1760 days ago · 61 km deep · 24 km away
  19. 1.958 km S of Akutan, Alaska · 1759 days ago · 55 km deep · 70 km away
  20. 2.197 km E of Nikolski, Alaska · 1759 days ago · 26 km deep · 66 km away
  21. 2.2103 km E of Nikolski, Alaska · 1758 days ago · 26 km deep · 65 km away
  22. 1.985 km ENE of Nikolski, Alaska · 1758 days ago · 53 km deep · 71 km away
  23. 1.776 km SW of Unalaska, Alaska · 1757 days ago · 11 km deep · 52 km away
  24. 1.980 km SSE of Akutan, Alaska · 1757 days ago · 26 km deep · 95 km away
  25. 1.673 km S of Akutan, Alaska · 1756 days ago · 17 km deep · 68 km away
  26. 2.7107 km E of Nikolski, Alaska · 1755 days ago · 35 km deep · 65 km away
  27. 2.770 km SSE of Akutan, Alaska · 1754 days ago · 29 km deep · 81 km away
  28. 1.987 km ENE of Nikolski, Alaska · 1754 days ago · 56 km deep · 70 km away
  29. 1.654 km SW of Unalaska, Alaska · 1753 days ago · 13 km deep · 45 km away
  30. 2.066 km SE of Unalaska, Alaska · 1752 days ago · 39 km deep · 59 km away
  31. 1.877 km SE of Unalaska, Alaska · 1749 days ago · 20 km deep · 56 km away
  32. 2.268 km SE of Unalaska, Alaska · 1746 days ago · 29 km deep · 49 km away
  33. 2.019 km WSW of Akutan, Alaska · 1745 days ago · 90 km deep · 92 km away
  34. 2.173 km SE of Unalaska, Alaska · 1744 days ago · 21 km deep · 64 km away
  35. 1.964 km SW of Unalaska, Alaska · 1744 days ago · 75 km deep · 50 km away
  36. 1.8117 km SSW of Unalaska, Alaska · 1743 days ago · 17 km deep · 54 km away
  37. 2.7129 km SSE of Unalaska, Alaska · 1743 days ago · 10 km deep · 84 km away
  38. 2.0134 km S of Unalaska, Alaska · 1742 days ago · 14 km deep · 69 km away
  39. 1.9134 km S of Unalaska, Alaska · 1742 days ago · 10 km deep · 68 km away
  40. 3.2116 km S of Unalaska, Alaska · 1742 days ago · 2 km deep · 52 km away
  41. 1.874 km E of Nikolski, Alaska · 1740 days ago · 40 km deep · 84 km away
  42. 2.0south of the Aleutian Islands · 1739 days ago · 20 km deep · 74 km away
  43. 1.641 km ESE of Unalaska, Alaska · 1738 days ago · 28 km deep · 68 km away
  44. 1.748 km SSW of Unalaska, Alaska · 1738 days ago · 65 km deep · 33 km away
  45. 1.845 km ESE of Unalaska, Alaska · 1738 days ago · 66 km deep · 66 km away
  46. 2.240 km SE of Unalaska, Alaska · 1737 days ago · 63 km deep · 48 km away
  47. 1.779 km SSE of Akutan, Alaska · 1737 days ago · 26 km deep · 87 km away
  48. 2.158 km SE of Unalaska, Alaska · 1737 days ago · 33 km deep · 53 km away
  49. 1.516 km WSW of Akutan, Alaska · 1736 days ago · 16 km deep · 98 km away
  50. 1.934 km SSE of Akutan, Alaska · 1735 days ago · 59 km deep · 89 km away
  51. 1.783 km WSW of Unalaska, Alaska · 1735 days ago · 7 km deep · 76 km away
  52. 2.4138 km S of Unalaska, Alaska · 1733 days ago · 10 km deep · 74 km away
  53. 2.1109 km E of Nikolski, Alaska · 1733 days ago · 17 km deep · 59 km away
  54. 2.532 km SSW of Unalaska, Alaska · 1732 days ago · 78 km deep · 40 km away
  55. 1.774 km SE of Unalaska, Alaska · 1730 days ago · 13 km deep · 64 km away
  56. 1.991 km E of Nikolski, Alaska · 1730 days ago · 25 km deep · 69 km away
  57. 1.9113 km S of Unalaska, Alaska · 1729 days ago · 3 km deep · 49 km away
  58. 2.285 km SSW of Unalaska, Alaska · 1726 days ago · 17 km deep · 28 km away
  59. 1.755 km SW of Unalaska, Alaska · 1725 days ago · 13 km deep · 48 km away
  60. 2.966 km SSW of Unalaska, Alaska · 1725 days ago · 4 km deep · 30 km away

The first 60 of 102.

Before

  1. 2.290 km SW of Unalaska, Alaska · 1771 days ago · 53 km deep · 51 km away
  2. 1.793 km SSE of Akutan, Alaska · 1772 days ago · 3 km deep · 95 km away
  3. 1.629 km S of Unalaska, Alaska · 1773 days ago · 13 km deep · 37 km away
  4. 3.539 km SSE of Unalaska, Alaska · 1774 days ago · 65 km deep · 39 km away
  5. 1.5100 km SSW of Unalaska, Alaska · 1774 days ago · 13 km deep · 39 km away
  6. 1.553 km SSE of Akutan, Alaska · 1775 days ago · 43 km deep · 97 km away
  7. 2.675 km SSW of Unalaska, Alaska · 1775 days ago · 41 km deep · 15 km away
  8. 1.845 km SW of Unalaska, Alaska · 1775 days ago · 10 km deep · 43 km away
  9. 1.554 km SE of Unalaska, Alaska · 1777 days ago · 55 km deep · 60 km away
  10. 1.894 km SSW of Unalaska, Alaska · 1779 days ago · 26 km deep · 37 km away
  11. 3.986 km SSW of Unalaska, Alaska · 1779 days ago · 42 km deep · 36 km away
  12. 1.519 km ESE of Unalaska, Alaska · 1779 days ago · 79 km deep · 59 km away
  13. 1.623 km S of Unalaska, Alaska · 1780 days ago · 71 km deep · 43 km away
  14. 1.623 km S of Unalaska, Alaska · 1780 days ago · 71 km deep · 43 km away
  15. 2.182 km S of Unalaska, Alaska · 1781 days ago · 26 km deep · 17 km away
  16. 3.282 km S of Unalaska, Alaska · 1781 days ago · 27 km deep · 17 km away
  17. 1.5105 km E of Nikolski, Alaska · 1781 days ago · 7 km deep · 56 km away
  18. 1.5103 km E of Nikolski, Alaska · 1781 days ago · 26 km deep · 61 km away
  19. 1.681 km SW of Unalaska, Alaska · 1781 days ago · 13 km deep · 45 km away
  20. 2.298 km S of Unalaska, Alaska · 1782 days ago · 26 km deep · 34 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021er0iack. Read Wed, Sep 23, 2026, 5:26 AM UTC.