Alaska earthquakes

M2.2 earthquake 18 km SSE of Unalaska, Alaska

A magnitude 2.2 earthquake struck 18 km SSE of Unalaska, Alaska on Mon, Aug 30, 2021, 3:41 AM AKDT (11:41 UTC), 115 km (71 mi) below the surface.

A larger quake followed: M2.5 105 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
2.2 (ml), micro
Local time
UTC
2021-08-30 11:41:28 UTC
Depth
114.5 km (71.1 mi), intermediate-depth
Epicenter
53.734° N, 166.388° 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
33

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 94 in the 60 days after this one and 41 in the 30 days before it.

After

  1. 2.5105 km SE of Unalaska, Alaska · 1850 days ago · 35 km deep · 87 km away
  2. 1.688 km SSW of Unalaska, Alaska · 1849 days ago · 24 km deep · 80 km away
  3. 2.674 km SSW of Unalaska, Alaska · 1849 days ago · 55 km deep · 63 km away
  4. 1.676 km SSE of Akutan, Alaska · 1848 days ago · 49 km deep · 79 km away
  5. 2.948 km SW of Unalaska, Alaska · 1847 days ago · 96 km deep · 45 km away
  6. 1.570 km SW of Unalaska, Alaska · 1846 days ago · 31 km deep · 66 km away
  7. 1.818 km NE of Akutan, Alaska · 1846 days ago · 79 km deep · 78 km away
  8. 2.863 km SSW of Unalaska, Alaska · 1845 days ago · 67 km deep · 55 km away
  9. 2.184 km S of Unalaska, Alaska · 1843 days ago · 26 km deep · 72 km away
  10. 1.913 km S of Akutan, Alaska · 1843 days ago · 111 km deep · 51 km away
  11. 2.421 km ESE of Akutan, Alaska · 1841 days ago · 81 km deep · 72 km away
  12. 1.645 km ESE of Unalaska, Alaska · 1840 days ago · 63 km deep · 32 km away
  13. 1.552 km SW of Unalaska, Alaska · 1840 days ago · 14 km deep · 54 km away
  14. 1.578 km SW of Unalaska, Alaska · 1840 days ago · 31 km deep · 78 km away
  15. 1.825 km SE of Akutan, Alaska · 1839 days ago · 72 km deep · 64 km away
  16. 2.888 km SSE of Akutan, Alaska · 1839 days ago · 35 km deep · 85 km away
  17. 2.049 km SE of Akutan, Alaska · 1836 days ago · 73 km deep · 80 km away
  18. 1.841 km SE of Akutan, Alaska · 1836 days ago · 60 km deep · 71 km away
  19. 3.638 km SE of Akutan, Alaska · 1836 days ago · 76 km deep · 71 km away
  20. 1.65 km SW of Akutan, Alaska · 1833 days ago · 71 km deep · 54 km away
  21. 1.620 km WSW of Dutch Harbor, Alaska · 1832 days ago · 7 km deep · 33 km away
  22. 1.521 km WSW of Dutch Harbor, Alaska · 1832 days ago · 7 km deep · 33 km away
  23. 1.621 km WSW of Dutch Harbor, Alaska · 1832 days ago · 7 km deep · 33 km away
  24. 1.720 km WSW of Dutch Harbor, Alaska · 1832 days ago · 6 km deep · 33 km away
  25. 1.652 km SE of Unalaska, Alaska · 1832 days ago · 25 km deep · 34 km away
  26. 1.651 km SW of Unalaska, Alaska · 1832 days ago · 15 km deep · 52 km away
  27. 1.981 km SSE of Unalaska, Alaska · 1832 days ago · 25 km deep · 63 km away
  28. 1.875 km SSE of Akutan, Alaska · 1828 days ago · 11 km deep · 74 km away
  29. 1.832 km SE of Akutan, Alaska · 1828 days ago · 65 km deep · 70 km away
  30. 3.457 km SSE of Unalaska, Alaska · 1827 days ago · 43 km deep · 39 km away
  31. 2.684 km S of Unalaska, Alaska · 1826 days ago · 35 km deep · 72 km away
  32. 1.818 km WSW of Dutch Harbor, Alaska · 1825 days ago · 7 km deep · 31 km away
  33. 1.820 km WSW of Dutch Harbor, Alaska · 1825 days ago · 5 km deep · 31 km away
  34. 1.720 km WSW of Dutch Harbor, Alaska · 1825 days ago · 5 km deep · 31 km away
  35. 1.712 km W of Akutan, Alaska · 1825 days ago · 5 km deep · 54 km away
  36. 1.670 km SE of Unalaska, Alaska · 1824 days ago · 25 km deep · 53 km away
  37. 1.6Fox Islands, Aleutian Islands, Alaska · 1823 days ago · 23 km deep · 50 km away
  38. 3.2109 km SSW of Unalaska, Alaska · 1822 days ago · 29 km deep · 97 km away
  39. 2.156 km SW of Unalaska, Alaska · 1822 days ago · 89 km deep · 57 km away
  40. 3.085 km SSW of Unalaska, Alaska · 1821 days ago · 35 km deep · 74 km away
  41. 1.668 km SE of Unalaska, Alaska · 1821 days ago · 23 km deep · 51 km away
  42. 2.160 km SSE of Akutan, Alaska · 1820 days ago · 46 km deep · 72 km away
  43. 1.759 km SE of Unalaska, Alaska · 1817 days ago · 13 km deep · 44 km away
  44. 1.9Fox Islands, Aleutian Islands, Alaska · 1817 days ago · 49 km deep · 81 km away
  45. 1.876 km SSE of Akutan, Alaska · 1817 days ago · 22 km deep · 72 km away
  46. 2.054 km SSW of Unalaska, Alaska · 1815 days ago · 71 km deep · 48 km away
  47. 1.566 km SE of Unalaska, Alaska · 1815 days ago · 24 km deep · 48 km away
  48. 1.976 km S of Akutan, Alaska · 1814 days ago · 34 km deep · 62 km away
  49. 1.651 km S of Akutan, Alaska · 1812 days ago · 20 km deep · 42 km away
  50. 1.781 km SSE of Unalaska, Alaska · 1812 days ago · 26 km deep · 63 km away
  51. 4.177 km SSW of Unalaska, Alaska · 1810 days ago · 44 km deep · 67 km away
  52. 1.966 km S of Akutan, Alaska · 1809 days ago · 33 km deep · 50 km away
  53. 2.088 km S of Unalaska, Alaska · 1808 days ago · 41 km deep · 76 km away
  54. 3.091 km SW of Unalaska, Alaska · 1807 days ago · 35 km deep · 87 km away
  55. 3.090 km SSE of Akutan, Alaska · 1806 days ago · 35 km deep · 92 km away
  56. 2.010 km ENE of Unalaska, Alaska · 1805 days ago · 92 km deep · 18 km away
  57. 2.082 km SW of Unalaska, Alaska · 1805 days ago · 73 km deep · 83 km away
  58. 2.882 km S of Unalaska, Alaska · 1805 days ago · 34 km deep · 70 km away
  59. 3.887 km SSW of Unalaska, Alaska · 1804 days ago · 35 km deep · 77 km away
  60. 2.180 km SE of Akutan, Alaska · 1804 days ago · 39 km deep · 96 km away

The first 60 of 94.

Before

  1. 2.144 km SE of Akutan, Alaska · 1851 days ago · 61 km deep · 72 km away
  2. 2.066 km SW of Unalaska, Alaska · 1851 days ago · 14 km deep · 67 km away
  3. 2.753 km SSE of Akutan, Alaska · 1852 days ago · 39 km deep · 66 km away
  4. 1.628 km WSW of Unalaska, Alaska · 1852 days ago · 111 km deep · 34 km away
  5. 1.518 km S of Akutan, Alaska · 1852 days ago · 79 km deep · 47 km away
  6. 1.767 km SE of Unalaska, Alaska · 1855 days ago · 26 km deep · 50 km away
  7. 1.5Fox Islands, Aleutian Islands, Alaska · 1856 days ago · 62 km deep · 77 km away
  8. 2.661 km SSE of Unalaska, Alaska · 1857 days ago · 35 km deep · 43 km away
  9. 1.954 km SW of Unalaska, Alaska · 1857 days ago · 13 km deep · 56 km away
  10. 1.861 km SSE of Akutan, Alaska · 1858 days ago · 63 km deep · 62 km away
  11. 1.629 km SSE of Akutan, Alaska · 1859 days ago · 64 km deep · 50 km away
  12. 1.617 km SSW of Unalaska, Alaska · 1859 days ago · 77 km deep · 14 km away
  13. 2.721 km S of Akutan, Alaska · 1861 days ago · 87 km deep · 46 km away
  14. 1.5Fox Islands, Aleutian Islands, Alaska · 1863 days ago · 42 km deep · 36 km away
  15. 1.772 km SE of Akutan, Alaska · 1864 days ago · 71 km deep · 99 km away
  16. 1.786 km SSW of Unalaska, Alaska · 1865 days ago · 26 km deep · 74 km away
  17. 1.743 km SW of Unalaska, Alaska · 1866 days ago · 8 km deep · 43 km away
  18. 2.615 km ESE of Akutan, Alaska · 1868 days ago · 82 km deep · 67 km away
  19. 1.669 km SE of Unalaska, Alaska · 1869 days ago · 26 km deep · 52 km away
  20. 1.6100 km SSE of Akutan, Alaska · 1869 days ago · 15 km deep · 90 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021b4eulpw. Read Wed, Sep 23, 2026, 5:31 AM UTC.