Alaska earthquakes

M2.1 earthquake 18 km ESE of Perryville, Alaska

A magnitude 2.1 earthquake struck 18 km ESE of Perryville, Alaska on Sat, Aug 21, 2021, 11:19 PM AKDT (07:19 UTC), 65 km (40 mi) below the surface.

A larger quake followed: M4.5 64 km SE of Perryville, 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
2021-08-22 07:19:30 UTC
Depth
64.6 km (40.1 mi), shallow
Epicenter
55.826° N, 158.899° 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: 118 in the 60 days after this one and at least 200 in the 30 days before it.

After

  1. 2.280 km SSE of Perryville, Alaska · 1861 days ago · 25 km deep · 66 km away
  2. 2.0112 km SSE of Perryville, Alaska · 1860 days ago · 38 km deep · 97 km away
  3. 2.867 km SSE of Perryville, Alaska · 1860 days ago · 15 km deep · 52 km away
  4. 2.068 km ESE of Sand Point, Alaska · 1860 days ago · 6 km deep · 87 km away
  5. 1.972 km ESE of Sand Point, Alaska · 1859 days ago · 7 km deep · 94 km away
  6. 2.036 km SE of Chignik, Alaska · 1859 days ago · 46 km deep · 57 km away
  7. 1.872 km ESE of Sand Point, Alaska · 1859 days ago · 8 km deep · 93 km away
  8. 2.073 km ESE of Sand Point, Alaska · 1859 days ago · 9 km deep · 97 km away
  9. 1.872 km ESE of Sand Point, Alaska · 1859 days ago · 7 km deep · 91 km away
  10. 1.673 km ESE of Sand Point, Alaska · 1859 days ago · 8 km deep · 94 km away
  11. 1.773 km ESE of Sand Point, Alaska · 1859 days ago · 8 km deep · 96 km away
  12. 1.872 km ESE of Sand Point, Alaska · 1859 days ago · 6 km deep · 93 km away
  13. 1.871 km ESE of Sand Point, Alaska · 1859 days ago · 7 km deep · 87 km away
  14. 2.274 km ESE of Sand Point, Alaska · 1859 days ago · 7 km deep · 91 km away
  15. 4.564 km SE of Perryville, Alaska · 1859 days ago · 7 km deep · 47 km away · felt by 2
  16. 1.893 km SSE of Perryville, Alaska · 1859 days ago · 25 km deep · 79 km away
  17. 1.9103 km SSE of Chignik, Alaska · 1858 days ago · 48 km deep · 88 km away
  18. 1.942 km ESE of Chignik, Alaska · 1858 days ago · 55 km deep · 76 km away
  19. 2.196 km SSE of Perryville, Alaska · 1858 days ago · 21 km deep · 85 km away
  20. 1.665 km SE of Perryville, Alaska · 1858 days ago · 24 km deep · 48 km away
  21. 1.574 km ESE of Sand Point, Alaska · 1858 days ago · 7 km deep · 91 km away
  22. 2.275 km ESE of Sand Point, Alaska · 1858 days ago · 7 km deep · 89 km away
  23. 1.860 km SSE of Chignik, Alaska · 1858 days ago · 7 km deep · 55 km away
  24. 1.576 km ESE of Sand Point, Alaska · 1857 days ago · 5 km deep · 92 km away
  25. 1.987 km SSE of Perryville, Alaska · 1857 days ago · 25 km deep · 73 km away
  26. 2.136 km NW of Ivanof Bay, Alaska · 1857 days ago · 151 km deep · 70 km away
  27. 1.960 km SE of Perryville, Alaska · 1857 days ago · 27 km deep · 43 km away
  28. 2.386 km ESE of Perryville, Alaska · 1857 days ago · 3 km deep · 69 km away
  29. 1.672 km ESE of Sand Point, Alaska · 1857 days ago · 7 km deep · 98 km away
  30. 1.970 km ESE of Sand Point, Alaska · 1856 days ago · 8 km deep · 90 km away
  31. 2.274 km SE of Perryville, Alaska · 1856 days ago · 17 km deep · 58 km away
  32. 2.679 km ESE of Sand Point, Alaska · 1856 days ago · 22 km deep · 94 km away
  33. 1.874 km ESE of Sand Point, Alaska · 1855 days ago · 5 km deep · 89 km away
  34. 2.387 km SSE of Chignik, Alaska · 1855 days ago · 8 km deep · 81 km away
  35. 1.980 km ESE of Sand Point, Alaska · 1855 days ago · 12 km deep · 92 km away
  36. 1.755 km SSE of Perryville, Alaska · 1855 days ago · 25 km deep · 45 km away
  37. 1.7Alaska Peninsula · 1855 days ago · 31 km deep · 43 km away
  38. 2.069 km ESE of Sand Point, Alaska · 1854 days ago · 8 km deep · 88 km away
  39. 1.762 km E of Sand Point, Alaska · 1854 days ago · 41 km deep · 69 km away
  40. 1.972 km ESE of Sand Point, Alaska · 1854 days ago · 3 km deep · 93 km away
  41. 1.872 km ESE of Sand Point, Alaska · 1854 days ago · 7 km deep · 91 km away
  42. 3.176 km ESE of Sand Point, Alaska · 1854 days ago · 10 km deep · 88 km away
  43. 2.171 km ESE of Sand Point, Alaska · 1854 days ago · 8 km deep · 90 km away
  44. 1.6Alaska Peninsula · 1854 days ago · 5 km deep · 94 km away
  45. 2.173 km ESE of Sand Point, Alaska · 1854 days ago · 7 km deep · 92 km away
  46. 2.656 km ESE of Sand Point, Alaska · 1854 days ago · 17 km deep · 96 km away
  47. 1.659 km SSE of Perryville, Alaska · 1854 days ago · 28 km deep · 44 km away
  48. 1.663 km SE of Perryville, Alaska · 1854 days ago · 25 km deep · 45 km away
  49. 1.675 km ESE of Chignik, Alaska · 1853 days ago · 12 km deep · 97 km away
  50. 1.985 km SSE of Perryville, Alaska · 1853 days ago · 26 km deep · 71 km away
  51. 2.064 km SE of Perryville, Alaska · 1853 days ago · 15 km deep · 48 km away
  52. 2.673 km ESE of Sand Point, Alaska · 1853 days ago · 5 km deep · 89 km away
  53. 1.769 km ESE of Sand Point, Alaska · 1853 days ago · 21 km deep · 100 km away
  54. 1.972 km ESE of Sand Point, Alaska · 1852 days ago · 7 km deep · 90 km away
  55. 1.961 km SE of Perryville, Alaska · 1852 days ago · 22 km deep · 44 km away
  56. 2.170 km ESE of Sand Point, Alaska · 1852 days ago · 5 km deep · 95 km away
  57. 2.489 km SSE of Perryville, Alaska · 1852 days ago · 13 km deep · 76 km away
  58. 2.084 km ESE of Sand Point, Alaska · 1852 days ago · 8 km deep · 85 km away
  59. 2.141 km ENE of Chignik, Alaska · 1851 days ago · 81 km deep · 95 km away
  60. 1.769 km SE of Perryville, Alaska · 1850 days ago · 43 km deep · 52 km away

The first 60 of 118.

Before

  1. 2.436 km SSE of Chignik, Alaska · 1861 days ago · 74 km deep · 47 km away
  2. 2.5110 km SSE of Perryville, Alaska · 1862 days ago · 15 km deep · 96 km away
  3. 2.193 km SSE of Perryville, Alaska · 1862 days ago · 30 km deep · 79 km away
  4. 1.857 km ESE of Sand Point, Alaska · 1862 days ago · 42 km deep · 82 km away
  5. 1.878 km ESE of Sand Point, Alaska · 1862 days ago · 11 km deep · 86 km away
  6. 1.876 km ESE of Sand Point, Alaska · 1862 days ago · 7 km deep · 92 km away
  7. 1.869 km SE of Perryville, Alaska · 1863 days ago · 25 km deep · 52 km away
  8. 2.466 km SE of Perryville, Alaska · 1863 days ago · 14 km deep · 50 km away
  9. 1.574 km S of Perryville, Alaska · 1864 days ago · 20 km deep · 66 km away
  10. 1.921 km N of Chignik Lagoon, Alaska · 1864 days ago · 93 km deep · 78 km away
  11. 1.8100 km SSE of Chignik, Alaska · 1864 days ago · 20 km deep · 92 km away
  12. 1.775 km ESE of Sand Point, Alaska · 1865 days ago · 6 km deep · 96 km away
  13. 2.661 km SE of Perryville, Alaska · 1865 days ago · 10 km deep · 44 km away
  14. 2.8113 km SSE of Perryville, Alaska · 1865 days ago · 10 km deep · 98 km away
  15. 2.665 km S of Ivanof Bay, Alaska · 1866 days ago · 33 km deep · 67 km away
  16. 2.266 km SE of Perryville, Alaska · 1866 days ago · 15 km deep · 49 km away
  17. 3.0106 km SE of Perryville, Alaska · 1866 days ago · 12 km deep · 89 km away
  18. 2.467 km SE of Perryville, Alaska · 1866 days ago · 25 km deep · 50 km away
  19. 2.055 km SE of Perryville, Alaska · 1866 days ago · 3 km deep · 38 km away
  20. 2.231 km N of Chignik, Alaska · 1867 days ago · 93 km deep · 90 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021ar41dpm. Read Sat, Sep 26, 2026, 3:07 PM UTC.