Alaska earthquakes

M2.1 earthquake 143 km SE of Perryville, Alaska

A magnitude 2.1 earthquake struck 143 km SE of Perryville, Alaska on Wed, Aug 25, 2021, 9:48 AM AKDT (17:48 UTC), 43 km (27 mi) below the surface.

A larger quake followed: M5.6 181 km SE of Chignik, 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, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2021-08-25 17:48:06 UTC
Depth
43.1 km (26.8 mi), shallow
Epicenter
55.044° N, 157.460° 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
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 123 in the 60 days after this one and at least 200 in the 30 days before it.

After

  1. 1.860 km SSE of Chignik, Alaska · 1862 days ago · 7 km deep · 91 km away
  2. 2.5155 km SE of Chignik, Alaska · 1862 days ago · 44 km deep · 71 km away
  3. 1.987 km SSE of Perryville, Alaska · 1862 days ago · 25 km deep · 68 km away
  4. 2.6147 km SSE of Chignik, Alaska · 1862 days ago · 25 km deep · 29 km away
  5. 1.960 km SE of Perryville, Alaska · 1862 days ago · 27 km deep · 83 km away
  6. 2.4170 km SE of Chignik, Alaska · 1861 days ago · 36 km deep · 89 km away
  7. 2.386 km ESE of Perryville, Alaska · 1861 days ago · 3 km deep · 61 km away
  8. 2.3132 km SE of Perryville, Alaska · 1861 days ago · 21 km deep · 21 km away
  9. 2.3188 km SE of Perryville, Alaska · 1861 days ago · 25 km deep · 45 km away
  10. 3.5123 km SSE of Perryville, Alaska · 1861 days ago · 12 km deep · 67 km away
  11. 2.5136 km SE of Chignik, Alaska · 1861 days ago · 15 km deep · 44 km away
  12. 2.7138 km SE of Perryville, Alaska · 1861 days ago · 14 km deep · 6 km away
  13. 2.274 km SE of Perryville, Alaska · 1861 days ago · 17 km deep · 72 km away
  14. 3.4173 km SE of Sand Point, Alaska · 1860 days ago · 17 km deep · 91 km away
  15. 2.1127 km SSE of Perryville, Alaska · 1860 days ago · 18 km deep · 86 km away
  16. 2.387 km SSE of Chignik, Alaska · 1860 days ago · 8 km deep · 66 km away
  17. 3.0158 km SE of Chignik, Alaska · 1860 days ago · 40 km deep · 84 km away
  18. 3.5152 km SE of Perryville, Alaska · 1859 days ago · 17 km deep · 24 km away
  19. 1.7Alaska Peninsula · 1859 days ago · 31 km deep · 83 km away
  20. 2.7144 km SE of Perryville, Alaska · 1859 days ago · 34 km deep · 17 km away
  21. 2.1144 km SE of Chignik, Alaska · 1859 days ago · 47 km deep · 46 km away
  22. 1.659 km SSE of Perryville, Alaska · 1858 days ago · 28 km deep · 89 km away
  23. 1.663 km SE of Perryville, Alaska · 1858 days ago · 25 km deep · 80 km away
  24. 2.5201 km SE of Perryville, Alaska · 1858 days ago · 33 km deep · 58 km away
  25. 2.0123 km SE of Perryville, Alaska · 1858 days ago · 28 km deep · 24 km away
  26. 2.6166 km SE of Perryville, Alaska · 1858 days ago · 25 km deep · 23 km away
  27. 2.1161 km SE of Perryville, Alaska · 1858 days ago · 26 km deep · 18 km away
  28. 2.1161 km SE of Perryville, Alaska · 1858 days ago · 24 km deep · 18 km away
  29. 2.6204 km SE of Perryville, Alaska · 1858 days ago · 33 km deep · 60 km away
  30. 1.985 km SSE of Perryville, Alaska · 1858 days ago · 26 km deep · 71 km away
  31. 2.1131 km SE of Perryville, Alaska · 1858 days ago · 13 km deep · 13 km away
  32. 2.064 km SE of Perryville, Alaska · 1858 days ago · 15 km deep · 81 km away
  33. 1.961 km SE of Perryville, Alaska · 1857 days ago · 22 km deep · 82 km away
  34. 3.6207 km SE of Perryville, Alaska · 1856 days ago · 25 km deep · 64 km away
  35. 2.489 km SSE of Perryville, Alaska · 1856 days ago · 13 km deep · 77 km away
  36. 2.7146 km SE of Chignik, Alaska · 1856 days ago · 10 km deep · 63 km away
  37. 2.8137 km SSE of Chignik, Alaska · 1856 days ago · 33 km deep · 20 km away
  38. 3.0203 km SE of Perryville, Alaska · 1856 days ago · 47 km deep · 60 km away
  39. 2.3144 km SE of Perryville, Alaska · 1856 days ago · 40 km deep · 15 km away
  40. 2.6136 km SE of Chignik, Alaska · 1855 days ago · 16 km deep · 67 km away
  41. 2.4144 km SSE of Perryville, Alaska · 1855 days ago · 25 km deep · 55 km away
  42. 1.769 km SE of Perryville, Alaska · 1855 days ago · 43 km deep · 74 km away
  43. 2.0122 km SE of Chignik, Alaska · 1855 days ago · 27 km deep · 69 km away
  44. 2.077 km SSE of Perryville, Alaska · 1855 days ago · 20 km deep · 92 km away
  45. 3.7131 km SE of Perryville, Alaska · 1855 days ago · 11 km deep · 14 km away
  46. 2.5161 km SE of Chignik, Alaska · 1854 days ago · 18 km deep · 47 km away
  47. 3.3158 km SE of Chignik, Alaska · 1854 days ago · 39 km deep · 75 km away
  48. 2.2108 km SSE of Perryville, Alaska · 1854 days ago · 15 km deep · 66 km away
  49. 3.9135 km SE of Perryville, Alaska · 1853 days ago · 45 km deep · 21 km away
  50. 2.4138 km SE of Perryville, Alaska · 1853 days ago · 45 km deep · 18 km away
  51. 2.8140 km SE of Perryville, Alaska · 1853 days ago · 26 km deep · 6 km away
  52. 2.6153 km SSE of Chignik, Alaska · 1853 days ago · 22 km deep · 25 km away
  53. 2.5201 km SE of Perryville, Alaska · 1853 days ago · 33 km deep · 57 km away
  54. 2.2139 km SE of Perryville, Alaska · 1853 days ago · 48 km deep · 15 km away
  55. 3.3164 km SE of Chignik, Alaska · 1853 days ago · 6 km deep · 50 km away
  56. 2.9118 km SSE of Chignik, Alaska · 1853 days ago · 11 km deep · 37 km away
  57. 2.5116 km SE of Perryville, Alaska · 1852 days ago · 19 km deep · 27 km away
  58. 2.167 km SE of Perryville, Alaska · 1851 days ago · 12 km deep · 76 km away
  59. 2.8199 km SE of Chignik, Alaska · 1851 days ago · 12 km deep · 88 km away
  60. 2.5115 km SSE of Chignik, Alaska · 1851 days ago · 10 km deep · 42 km away

The first 60 of 123.

Before

  1. 1.665 km SE of Perryville, Alaska · 1863 days ago · 24 km deep · 80 km away
  2. 2.196 km SSE of Perryville, Alaska · 1863 days ago · 21 km deep · 85 km away
  3. 1.9103 km SSE of Chignik, Alaska · 1863 days ago · 48 km deep · 49 km away
  4. 2.5130 km SE of Perryville, Alaska · 1863 days ago · 25 km deep · 25 km away
  5. 2.8163 km SE of Chignik, Alaska · 1863 days ago · 33 km deep · 50 km away
  6. 1.893 km SSE of Perryville, Alaska · 1863 days ago · 25 km deep · 66 km away
  7. 4.564 km SE of Perryville, Alaska · 1863 days ago · 7 km deep · 80 km away · felt by 2
  8. 3.0137 km SE of Perryville, Alaska · 1863 days ago · 18 km deep · 8 km away
  9. 2.4131 km SE of Chignik, Alaska · 1864 days ago · 34 km deep · 42 km away
  10. 2.4147 km SE of Chignik, Alaska · 1864 days ago · 36 km deep · 63 km away
  11. 2.867 km SSE of Perryville, Alaska · 1865 days ago · 15 km deep · 83 km away
  12. 2.4133 km SE of Perryville, Alaska · 1865 days ago · 40 km deep · 12 km away
  13. 2.0112 km SSE of Perryville, Alaska · 1865 days ago · 38 km deep · 47 km away
  14. 2.4156 km SSE of Chignik, Alaska · 1865 days ago · 30 km deep · 23 km away
  15. 2.280 km SSE of Perryville, Alaska · 1865 days ago · 25 km deep · 77 km away
  16. 3.0136 km SE of Perryville, Alaska · 1866 days ago · 25 km deep · 7 km away
  17. 2.5110 km SSE of Perryville, Alaska · 1867 days ago · 15 km deep · 59 km away
  18. 2.193 km SSE of Perryville, Alaska · 1867 days ago · 30 km deep · 64 km away
  19. 3.7150 km SSE of Chignik, Alaska · 1867 days ago · 7 km deep · 21 km away
  20. 1.869 km SE of Perryville, Alaska · 1867 days ago · 25 km deep · 76 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021aw8rx8b. Read Thu, Oct 1, 2026, 7:31 AM UTC.