Alaska earthquakes

M2.1 earthquake 81 km SSW of Unalaska, Alaska

A magnitude 2.1 earthquake struck 81 km SSW of Unalaska, Alaska on Sun, Jul 11, 2021, 8:21 AM AKDT (16:21 UTC), 26 km (16 mi) below the surface.

A larger quake followed: M4.0 52 km E 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
2021-07-11 16:21:36 UTC
Depth
25.6 km (15.9 mi), shallow
Epicenter
53.164° N, 166.840° 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
29

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 86 in the 60 days after this one and 27 in the 30 days before it.

After

  1. 1.8Fox Islands, Aleutian Islands, Alaska · 1900 days ago · 44 km deep · 64 km away
  2. 1.632 km SW of Unalaska, Alaska · 1900 days ago · 80 km deep · 55 km away
  3. 4.052 km E of Nikolski, Alaska · 1899 days ago · 45 km deep · 88 km away · felt by 1
  4. 1.619 km SE of Unalaska, Alaska · 1899 days ago · 78 km deep · 77 km away
  5. 2.083 km SE of Unalaska, Alaska · 1899 days ago · 37 km deep · 71 km away
  6. 1.840 km S of Unalaska, Alaska · 1898 days ago · 61 km deep · 47 km away
  7. 1.9141 km ESE of Nikolski, Alaska · 1897 days ago · 25 km deep · 82 km away
  8. 1.63 km NNW of Dutch Harbor, Alaska · 1897 days ago · 5 km deep · 86 km away
  9. 1.6125 km S of Unalaska, Alaska · 1897 days ago · 17 km deep · 49 km away
  10. 1.678 km S of Akutan, Alaska · 1897 days ago · 20 km deep · 89 km away
  11. 1.786 km S of Unalaska, Alaska · 1896 days ago · 31 km deep · 7 km away
  12. 2.731 km S of Unalaska, Alaska · 1895 days ago · 62 km deep · 52 km away
  13. 1.719 km W of Dutch Harbor, Alaska · 1894 days ago · 4 km deep · 80 km away
  14. 1.5Fox Islands, Aleutian Islands, Alaska · 1893 days ago · 91 km deep · 61 km away
  15. 2.092 km SW of Unalaska, Alaska · 1893 days ago · 60 km deep · 41 km away
  16. 2.365 km SW of Unalaska, Alaska · 1891 days ago · 13 km deep · 50 km away
  17. 1.658 km SE of Unalaska, Alaska · 1891 days ago · 78 km deep · 81 km away
  18. 1.967 km SE of Unalaska, Alaska · 1889 days ago · 23 km deep · 78 km away
  19. 1.6141 km ESE of Nikolski, Alaska · 1888 days ago · 11 km deep · 66 km away
  20. 1.5106 km SSE of Unalaska, Alaska · 1888 days ago · 14 km deep · 79 km away
  21. 1.946 km S of Akutan, Alaska · 1886 days ago · 54 km deep · 94 km away
  22. 1.597 km SSW of Unalaska, Alaska · 1885 days ago · 47 km deep · 32 km away
  23. 2.781 km S of Unalaska, Alaska · 1884 days ago · 35 km deep · 10 km away
  24. 1.720 km SSE of Unalaska, Alaska · 1884 days ago · 73 km deep · 68 km away
  25. 2.061 km WSW of Unalaska, Alaska · 1881 days ago · 109 km deep · 64 km away
  26. 1.5103 km E of Nikolski, Alaska · 1881 days ago · 48 km deep · 43 km away
  27. 1.575 km SW of Unalaska, Alaska · 1880 days ago · 68 km deep · 43 km away
  28. 2.055 km SW of Unalaska, Alaska · 1880 days ago · 18 km deep · 45 km away
  29. 1.783 km SSW of Unalaska, Alaska · 1880 days ago · 47 km deep · 17 km away
  30. 2.640 km SSE of Unalaska, Alaska · 1878 days ago · 75 km deep · 52 km away
  31. 2.249 km ESE of Nikolski, Alaska · 1877 days ago · 26 km deep · 97 km away
  32. 2.0144 km ESE of Nikolski, Alaska · 1877 days ago · 25 km deep · 70 km away
  33. 1.673 km SW of Unalaska, Alaska · 1877 days ago · 70 km deep · 45 km away
  34. 3.524 km ESE of Unalaska, Alaska · 1876 days ago · 86 km deep · 81 km away
  35. 3.094 km SSW of Unalaska, Alaska · 1876 days ago · 35 km deep · 13 km away
  36. 3.588 km SSW of Unalaska, Alaska · 1876 days ago · 35 km deep · 10 km away
  37. 1.688 km SSW of Unalaska, Alaska · 1876 days ago · 26 km deep · 10 km away
  38. 1.789 km SSW of Unalaska, Alaska · 1876 days ago · 26 km deep · 8 km away
  39. 3.426 km ESE of Unalaska, Alaska · 1874 days ago · 83 km deep · 79 km away
  40. 2.0100 km E of Nikolski, Alaska · 1874 days ago · 26 km deep · 49 km away
  41. 1.949 km SSE of Unalaska, Alaska · 1873 days ago · 60 km deep · 58 km away
  42. 2.0137 km S of Unalaska, Alaska · 1872 days ago · 9 km deep · 58 km away
  43. 1.792 km E of Nikolski, Alaska · 1871 days ago · 26 km deep · 48 km away
  44. 1.582 km SSW of Unalaska, Alaska · 1871 days ago · 25 km deep · 6 km away
  45. 1.658 km SW of Unalaska, Alaska · 1870 days ago · 74 km deep · 34 km away
  46. 1.669 km SE of Unalaska, Alaska · 1870 days ago · 26 km deep · 79 km away
  47. 1.5141 km S of Unalaska, Alaska · 1870 days ago · 13 km deep · 61 km away
  48. 1.585 km ESE of Nikolski, Alaska · 1868 days ago · 26 km deep · 69 km away
  49. 3.5147 km ESE of Nikolski, Alaska · 1868 days ago · 18 km deep · 81 km away
  50. 1.743 km SW of Unalaska, Alaska · 1866 days ago · 8 km deep · 49 km away
  51. 1.786 km SSW of Unalaska, Alaska · 1866 days ago · 26 km deep · 5 km away
  52. 1.962 km E of Nikolski, Alaska · 1864 days ago · 67 km deep · 77 km away
  53. 1.5Fox Islands, Aleutian Islands, Alaska · 1864 days ago · 42 km deep · 49 km away
  54. 4.086 km E of Nikolski, Alaska · 1863 days ago · 35 km deep · 61 km away
  55. 4.670 km E of Nikolski, Alaska · 1863 days ago · 43 km deep · 69 km away · felt by 1
  56. 1.595 km E of Nikolski, Alaska · 1862 days ago · 49 km deep · 49 km away
  57. 1.8151 km ESE of Nikolski, Alaska · 1861 days ago · 18 km deep · 74 km away
  58. 1.617 km SSW of Unalaska, Alaska · 1860 days ago · 77 km deep · 64 km away
  59. 1.768 km E of Nikolski, Alaska · 1860 days ago · 30 km deep · 73 km away
  60. 1.954 km SW of Unalaska, Alaska · 1858 days ago · 13 km deep · 52 km away

The first 60 of 86.

Before

  1. 1.686 km SSE of Unalaska, Alaska · 1901 days ago · 17 km deep · 52 km away
  2. 1.679 km S of Unalaska, Alaska · 1901 days ago · 18 km deep · 10 km away
  3. 1.9109 km SSE of Unalaska, Alaska · 1901 days ago · 14 km deep · 80 km away
  4. 1.591 km SSW of Unalaska, Alaska · 1902 days ago · 42 km deep · 29 km away
  5. 1.876 km E of Nikolski, Alaska · 1902 days ago · 36 km deep · 64 km away
  6. 2.832 km SE of Unalaska, Alaska · 1902 days ago · 62 km deep · 65 km away
  7. 2.9126 km S of Unalaska, Alaska · 1902 days ago · 8 km deep · 49 km away
  8. 1.728 km E of Unalaska, Alaska · 1902 days ago · 80 km deep · 94 km away
  9. 2.2126 km S of Unalaska, Alaska · 1903 days ago · 12 km deep · 48 km away
  10. 1.746 km SE of Unalaska, Alaska · 1903 days ago · 56 km deep · 67 km away
  11. 2.075 km SW of Unalaska, Alaska · 1904 days ago · 63 km deep · 34 km away
  12. 1.695 km SW of Unalaska, Alaska · 1904 days ago · 36 km deep · 42 km away
  13. 1.581 km SW of Unalaska, Alaska · 1904 days ago · 13 km deep · 40 km away
  14. 1.954 km SE of Unalaska, Alaska · 1906 days ago · 45 km deep · 64 km away
  15. 2.722 km W of Dutch Harbor, Alaska · 1907 days ago · 6 km deep · 83 km away
  16. 2.075 km SSW of Unalaska, Alaska · 1908 days ago · 33 km deep · 6 km away
  17. 4.781 km SSW of Unalaska, Alaska · 1908 days ago · 47 km deep · 4 km away · felt by 3
  18. 3.5101 km SSW of Unalaska, Alaska · 1909 days ago · 35 km deep · 25 km away
  19. 1.877 km S of Unalaska, Alaska · 1909 days ago · 25 km deep · 6 km away
  20. 1.7102 km E of Nikolski, Alaska · 1909 days ago · 26 km deep · 45 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0218tsu5ck. Read Thu, Sep 24, 2026, 12:23 AM UTC.