Alaska earthquakes

M2.1 earthquake 81 km ESE of Nikolski, Alaska

A magnitude 2.1 earthquake struck 81 km ESE of Nikolski, Alaska on Thu, Nov 4, 2021, 1:08 AM AKDT (09:08 UTC), 25 km (16 mi) below the surface.

A larger quake followed: M5.2 165 km SE of Nikolski, 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
2021-11-04 09:08:07 UTC
Depth
25.3 km (15.7 mi), shallow
Epicenter
52.654° N, 167.750° 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
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 62 in the 60 days after this one and 38 in the 30 days before it.

After

  1. 2.759 km SSW of Unalaska, Alaska · 1790 days ago · 29 km deep · 99 km away
  2. 2.298 km S of Unalaska, Alaska · 1789 days ago · 26 km deep · 97 km away
  3. 1.681 km SW of Unalaska, Alaska · 1788 days ago · 13 km deep · 78 km away
  4. 1.5103 km E of Nikolski, Alaska · 1787 days ago · 26 km deep · 44 km away
  5. 1.5105 km E of Nikolski, Alaska · 1787 days ago · 7 km deep · 50 km away
  6. 3.282 km S of Unalaska, Alaska · 1787 days ago · 27 km deep · 90 km away
  7. 2.182 km S of Unalaska, Alaska · 1787 days ago · 26 km deep · 91 km away
  8. 2.015 km NNE of Nikolski, Alaska · 1786 days ago · 95 km deep · 81 km away
  9. 1.632 km ESE of Nikolski, Alaska · 1786 days ago · 56 km deep · 49 km away
  10. 2.892 km SSE of Nikolski, Alaska · 1786 days ago · 10 km deep · 58 km away
  11. 3.986 km SSW of Unalaska, Alaska · 1785 days ago · 42 km deep · 72 km away
  12. 1.894 km SSW of Unalaska, Alaska · 1785 days ago · 26 km deep · 68 km away
  13. 2.675 km SSW of Unalaska, Alaska · 1781 days ago · 41 km deep · 90 km away
  14. 1.5100 km SSW of Unalaska, Alaska · 1781 days ago · 13 km deep · 66 km away
  15. 2.953 km SE of Nikolski, Alaska · 1779 days ago · 35 km deep · 31 km away
  16. 1.854 km E of Nikolski, Alaska · 1779 days ago · 74 km deep · 40 km away
  17. 2.290 km SW of Unalaska, Alaska · 1778 days ago · 53 km deep · 68 km away
  18. 2.0107 km ESE of Nikolski, Alaska · 1777 days ago · 15 km deep · 27 km away
  19. 1.791 km SSW of Unalaska, Alaska · 1776 days ago · 26 km deep · 71 km away
  20. 3.1Fox Islands, Aleutian Islands, Alaska · 1774 days ago · 53 km deep · 39 km away
  21. 1.892 km SSW of Unalaska, Alaska · 1774 days ago · 46 km deep · 66 km away
  22. 2.292 km SE of Nikolski, Alaska · 1773 days ago · 26 km deep · 37 km away
  23. 2.172 km E of Nikolski, Alaska · 1773 days ago · 35 km deep · 30 km away
  24. 3.828 km E of Nikolski, Alaska · 1772 days ago · 66 km deep · 54 km away
  25. 2.983 km SSW of Unalaska, Alaska · 1771 days ago · 35 km deep · 74 km away
  26. 3.994 km SSE of Nikolski, Alaska · 1771 days ago · 24 km deep · 54 km away
  27. 2.551 km ESE of Nikolski, Alaska · 1769 days ago · 35 km deep · 30 km away
  28. 2.032 km SE of Nikolski, Alaska · 1767 days ago · 31 km deep · 50 km away
  29. 2.0140 km S of Unalaska, Alaska · 1767 days ago · 26 km deep · 95 km away
  30. 2.988 km S of Unalaska, Alaska · 1766 days ago · 61 km deep · 98 km away
  31. 2.197 km E of Nikolski, Alaska · 1765 days ago · 26 km deep · 41 km away
  32. 2.2103 km E of Nikolski, Alaska · 1764 days ago · 26 km deep · 40 km away
  33. 1.985 km ENE of Nikolski, Alaska · 1764 days ago · 53 km deep · 56 km away
  34. 2.248 km S of Nikolski, Alaska · 1763 days ago · 47 km deep · 81 km away
  35. 1.776 km SW of Unalaska, Alaska · 1763 days ago · 11 km deep · 86 km away
  36. 2.154 km ESE of Nikolski, Alaska · 1763 days ago · 22 km deep · 28 km away
  37. 2.7107 km E of Nikolski, Alaska · 1762 days ago · 35 km deep · 40 km away
  38. 1.987 km ENE of Nikolski, Alaska · 1760 days ago · 56 km deep · 60 km away
  39. 5.2165 km SE of Nikolski, Alaska · 1760 days ago · 10 km deep · 92 km away · felt by 5
  40. 1.964 km SW of Unalaska, Alaska · 1751 days ago · 75 km deep · 98 km away
  41. 1.8117 km SSW of Unalaska, Alaska · 1750 days ago · 17 km deep · 61 km away
  42. 2.950 km SE of Nikolski, Alaska · 1749 days ago · 35 km deep · 35 km away
  43. 2.0134 km S of Unalaska, Alaska · 1749 days ago · 14 km deep · 72 km away
  44. 1.9134 km S of Unalaska, Alaska · 1749 days ago · 10 km deep · 72 km away
  45. 2.798 km S of Nikolski, Alaska · 1748 days ago · 35 km deep · 88 km away
  46. 3.2116 km S of Unalaska, Alaska · 1748 days ago · 2 km deep · 70 km away
  47. 2.361 km ESE of Nikolski, Alaska · 1747 days ago · 19 km deep · 21 km away
  48. 1.874 km E of Nikolski, Alaska · 1746 days ago · 40 km deep · 37 km away
  49. 4.054 km ESE of Nikolski, Alaska · 1743 days ago · 35 km deep · 28 km away · felt by 1
  50. 4.353 km ESE of Nikolski, Alaska · 1743 days ago · 43 km deep · 28 km away
  51. 2.059 km ESE of Nikolski, Alaska · 1743 days ago · 22 km deep · 22 km away
  52. 2.363 km ESE of Nikolski, Alaska · 1743 days ago · 22 km deep · 18 km away
  53. 2.2Fox Islands, Aleutian Islands, Alaska · 1741 days ago · 29 km deep · 87 km away
  54. 1.783 km WSW of Unalaska, Alaska · 1741 days ago · 7 km deep · 97 km away
  55. 2.4138 km S of Unalaska, Alaska · 1739 days ago · 10 km deep · 98 km away
  56. 2.1109 km E of Nikolski, Alaska · 1739 days ago · 17 km deep · 46 km away
  57. 1.991 km E of Nikolski, Alaska · 1736 days ago · 25 km deep · 41 km away
  58. 1.9113 km S of Unalaska, Alaska · 1736 days ago · 3 km deep · 65 km away
  59. 2.285 km SSW of Unalaska, Alaska · 1732 days ago · 17 km deep · 77 km away
  60. 2.966 km SSW of Unalaska, Alaska · 1731 days ago · 4 km deep · 92 km away

The first 60 of 62.

Before

  1. 5.269 km ESE of Nikolski, Alaska · 1790 days ago · 39 km deep · 12 km away · felt by 5 · tsunami flag
  2. 2.011 km S of Nikolski, Alaska · 1792 days ago · 68 km deep · 77 km away
  3. 1.774 km SSW of Unalaska, Alaska · 1792 days ago · 42 km deep · 91 km away
  4. 2.686 km ENE of Nikolski, Alaska · 1793 days ago · 64 km deep · 60 km away
  5. 2.044 km ESE of Nikolski, Alaska · 1793 days ago · 41 km deep · 38 km away
  6. 2.0127 km S of Unalaska, Alaska · 1793 days ago · 6 km deep · 74 km away
  7. 2.077 km S of Unalaska, Alaska · 1794 days ago · 26 km deep · 90 km away
  8. 1.786 km SSW of Unalaska, Alaska · 1794 days ago · 26 km deep · 72 km away
  9. 1.7108 km S of Unalaska, Alaska · 1794 days ago · 13 km deep · 79 km away
  10. 1.890 km E of Nikolski, Alaska · 1794 days ago · 51 km deep · 36 km away
  11. 3.676 km S of Unalaska, Alaska · 1794 days ago · 35 km deep · 93 km away
  12. 2.074 km SSW of Unalaska, Alaska · 1796 days ago · 26 km deep · 91 km away
  13. 3.470 km SSW of Unalaska, Alaska · 1796 days ago · 30 km deep · 93 km away
  14. 3.172 km SSW of Unalaska, Alaska · 1796 days ago · 35 km deep · 93 km away
  15. 4.477 km S of Unalaska, Alaska · 1796 days ago · 10 km deep · 92 km away
  16. 1.9Fox Islands, Aleutian Islands, Alaska · 1796 days ago · 21 km deep · 89 km away
  17. 3.643 km ESE of Nikolski, Alaska · 1797 days ago · 35 km deep · 38 km away
  18. 2.330 km S of Nikolski, Alaska · 1797 days ago · 51 km deep · 79 km away
  19. 2.590 km S of Unalaska, Alaska · 1797 days ago · 29 km deep · 87 km away
  20. 3.948 km ESE of Nikolski, Alaska · 1798 days ago · 42 km deep · 34 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021e5ixiuv. Read Tue, Sep 29, 2026, 2:47 PM UTC.