Alaska earthquakes

M2.1 earthquake 50 km ENE of Nikolski, Alaska

A magnitude 2.1 earthquake struck 50 km ENE of Nikolski, Alaska on Mon, Oct 11, 2021, 6:08 PM AKDT (02:08 UTC), 65 km (41 mi) below the surface.

A larger quake followed: M5.2 69 km ESE 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
2021-10-12 02:08:08 UTC
Depth
65.3 km (40.6 mi), shallow
Epicenter
53.061° N, 168.131° 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: 75 in the 60 days after this one and 24 in the 30 days before it.

After

  1. 3.782 km E of Nikolski, Alaska · 1810 days ago · 42 km deep · 41 km away
  2. 2.082 km SW of Unalaska, Alaska · 1809 days ago · 73 km deep · 57 km away
  3. 1.8103 km ESE of Nikolski, Alaska · 1809 days ago · 26 km deep · 63 km away
  4. 2.882 km S of Unalaska, Alaska · 1809 days ago · 34 km deep · 93 km away
  5. 3.887 km SSW of Unalaska, Alaska · 1809 days ago · 35 km deep · 82 km away
  6. 2.890 km S of Unalaska, Alaska · 1808 days ago · 35 km deep · 91 km away
  7. 3.685 km WSW of Unalaska, Alaska · 1806 days ago · 113 km deep · 62 km away
  8. 3.342 km SSE of Nikolski, Alaska · 1805 days ago · 40 km deep · 61 km away
  9. 2.345 km SW of Nikolski, Alaska · 1804 days ago · 20 km deep · 95 km away
  10. 1.746 km SW of Unalaska, Alaska · 1803 days ago · 18 km deep · 92 km away
  11. 3.686 km ENE of Nikolski, Alaska · 1803 days ago · 76 km deep · 37 km away
  12. 1.787 km SSW of Unalaska, Alaska · 1802 days ago · 26 km deep · 79 km away
  13. 3.199 km E of Nikolski, Alaska · 1799 days ago · 35 km deep · 56 km away
  14. 3.0102 km E of Nikolski, Alaska · 1799 days ago · 35 km deep · 58 km away
  15. 2.9102 km E of Nikolski, Alaska · 1799 days ago · 35 km deep · 59 km away
  16. 3.948 km ESE of Nikolski, Alaska · 1795 days ago · 42 km deep · 29 km away
  17. 2.590 km S of Unalaska, Alaska · 1795 days ago · 29 km deep · 100 km away
  18. 2.330 km S of Nikolski, Alaska · 1795 days ago · 51 km deep · 69 km away
  19. 3.643 km ESE of Nikolski, Alaska · 1795 days ago · 35 km deep · 35 km away
  20. 1.9Fox Islands, Aleutian Islands, Alaska · 1794 days ago · 21 km deep · 91 km away
  21. 4.477 km S of Unalaska, Alaska · 1794 days ago · 10 km deep · 96 km away
  22. 3.172 km SSW of Unalaska, Alaska · 1794 days ago · 35 km deep · 93 km away
  23. 3.470 km SSW of Unalaska, Alaska · 1794 days ago · 30 km deep · 92 km away
  24. 2.074 km SSW of Unalaska, Alaska · 1794 days ago · 26 km deep · 92 km away
  25. 3.676 km S of Unalaska, Alaska · 1792 days ago · 35 km deep · 98 km away
  26. 1.890 km E of Nikolski, Alaska · 1792 days ago · 51 km deep · 43 km away
  27. 1.786 km SSW of Unalaska, Alaska · 1792 days ago · 26 km deep · 64 km away
  28. 2.077 km S of Unalaska, Alaska · 1791 days ago · 26 km deep · 94 km away
  29. 2.044 km ESE of Nikolski, Alaska · 1791 days ago · 41 km deep · 39 km away
  30. 2.686 km ENE of Nikolski, Alaska · 1791 days ago · 64 km deep · 36 km away
  31. 1.774 km SSW of Unalaska, Alaska · 1790 days ago · 42 km deep · 93 km away
  32. 2.011 km S of Nikolski, Alaska · 1789 days ago · 68 km deep · 54 km away
  33. 5.269 km ESE of Nikolski, Alaska · 1788 days ago · 39 km deep · 46 km away · felt by 5 · tsunami flag
  34. 2.181 km ESE of Nikolski, Alaska · 1788 days ago · 25 km deep · 52 km away
  35. 2.759 km SSW of Unalaska, Alaska · 1788 days ago · 29 km deep · 88 km away
  36. 1.681 km SW of Unalaska, Alaska · 1785 days ago · 13 km deep · 63 km away
  37. 1.5103 km E of Nikolski, Alaska · 1785 days ago · 26 km deep · 55 km away
  38. 1.5105 km E of Nikolski, Alaska · 1785 days ago · 7 km deep · 57 km away
  39. 3.282 km S of Unalaska, Alaska · 1785 days ago · 27 km deep · 98 km away
  40. 2.182 km S of Unalaska, Alaska · 1785 days ago · 26 km deep · 99 km away
  41. 2.015 km NNE of Nikolski, Alaska · 1784 days ago · 95 km deep · 42 km away
  42. 1.632 km ESE of Nikolski, Alaska · 1784 days ago · 56 km deep · 37 km away
  43. 2.892 km SSE of Nikolski, Alaska · 1783 days ago · 10 km deep · 95 km away
  44. 3.986 km SSW of Unalaska, Alaska · 1783 days ago · 42 km deep · 70 km away
  45. 1.894 km SSW of Unalaska, Alaska · 1783 days ago · 26 km deep · 74 km away
  46. 1.845 km SW of Unalaska, Alaska · 1779 days ago · 10 km deep · 94 km away
  47. 2.675 km SSW of Unalaska, Alaska · 1779 days ago · 41 km deep · 93 km away
  48. 1.739 km WSW of Nikolski, Alaska · 1779 days ago · 5 km deep · 91 km away
  49. 1.5100 km SSW of Unalaska, Alaska · 1778 days ago · 13 km deep · 78 km away
  50. 2.953 km SE of Nikolski, Alaska · 1777 days ago · 35 km deep · 45 km away
  51. 1.854 km E of Nikolski, Alaska · 1776 days ago · 74 km deep · 11 km away
  52. 2.290 km SW of Unalaska, Alaska · 1776 days ago · 53 km deep · 55 km away
  53. 2.0107 km ESE of Nikolski, Alaska · 1775 days ago · 15 km deep · 79 km away
  54. 1.791 km SSW of Unalaska, Alaska · 1774 days ago · 26 km deep · 77 km away
  55. 2.249 km SW of Nikolski, Alaska · 1772 days ago · 10 km deep · 98 km away
  56. 3.1Fox Islands, Aleutian Islands, Alaska · 1772 days ago · 53 km deep · 28 km away
  57. 1.892 km SSW of Unalaska, Alaska · 1772 days ago · 46 km deep · 60 km away
  58. 2.292 km SE of Nikolski, Alaska · 1770 days ago · 26 km deep · 82 km away
  59. 2.172 km E of Nikolski, Alaska · 1770 days ago · 35 km deep · 28 km away
  60. 3.828 km E of Nikolski, Alaska · 1770 days ago · 66 km deep · 27 km away

The first 60 of 75.

Before

  1. 3.091 km SW of Unalaska, Alaska · 1812 days ago · 35 km deep · 52 km away
  2. 2.088 km S of Unalaska, Alaska · 1812 days ago · 41 km deep · 91 km away
  3. 4.177 km SSW of Unalaska, Alaska · 1814 days ago · 44 km deep · 86 km away
  4. 2.954 km SW of Nikolski, Alaska · 1815 days ago · 35 km deep · 100 km away
  5. 1.8105 km ESE of Nikolski, Alaska · 1816 days ago · 17 km deep · 72 km away
  6. 2.225 km W of Nikolski, Alaska · 1816 days ago · 86 km deep · 76 km away
  7. 2.984 km E of Nikolski, Alaska · 1817 days ago · 35 km deep · 44 km away
  8. 2.5107 km ESE of Nikolski, Alaska · 1818 days ago · 23 km deep · 80 km away
  9. 2.054 km SSW of Unalaska, Alaska · 1819 days ago · 71 km deep · 91 km away
  10. 2.191 km SE of Nikolski, Alaska · 1820 days ago · 26 km deep · 83 km away
  11. 1.9107 km E of Nikolski, Alaska · 1823 days ago · 14 km deep · 60 km away
  12. 3.085 km SSW of Unalaska, Alaska · 1826 days ago · 35 km deep · 87 km away
  13. 2.156 km SW of Unalaska, Alaska · 1826 days ago · 89 km deep · 82 km away
  14. 3.2109 km SSW of Unalaska, Alaska · 1826 days ago · 29 km deep · 85 km away
  15. 1.6Fox Islands, Aleutian Islands, Alaska · 1827 days ago · 23 km deep · 88 km away
  16. 1.846 km SE of Nikolski, Alaska · 1829 days ago · 22 km deep · 41 km away
  17. 1.944 km ESE of Nikolski, Alaska · 1829 days ago · 39 km deep · 40 km away
  18. 4.439 km ESE of Nikolski, Alaska · 1829 days ago · 39 km deep · 38 km away
  19. 2.684 km S of Unalaska, Alaska · 1830 days ago · 35 km deep · 92 km away
  20. 2.098 km E of Nikolski, Alaska · 1831 days ago · 26 km deep · 52 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021d3deicv. Read Sun, Sep 27, 2026, 9:48 AM UTC.