Alaska earthquakes

M2.4 earthquake 156 km SSE of Chignik, Alaska

A magnitude 2.4 earthquake struck 156 km SSE of Chignik, Alaska on Sun, Aug 22, 2021, 2:48 PM AKDT (22:48 UTC), 30 km (19 mi) below the surface.

A larger quake followed: M2.6 166 km ESE 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
2.4 (ml), micro
Local time
UTC
2021-08-22 22:48:00 UTC
Depth
29.9 km (18.6 mi), shallow
Epicenter
55.092° N, 157.105° 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
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 127 in the 60 days after this one and 72 in the 30 days before it.

After

  1. 2.0112 km SSE of Perryville, Alaska · 1857 days ago · 38 km deep · 69 km away
  2. 2.4133 km SE of Perryville, Alaska · 1856 days ago · 40 km deep · 35 km away
  3. 2.6166 km ESE of Chignik, Alaska · 1856 days ago · 16 km deep · 92 km away
  4. 2.4147 km SE of Chignik, Alaska · 1855 days ago · 36 km deep · 43 km away
  5. 2.4131 km SE of Chignik, Alaska · 1855 days ago · 34 km deep · 30 km away
  6. 3.0137 km SE of Perryville, Alaska · 1855 days ago · 18 km deep · 24 km away
  7. 4.564 km SE of Perryville, Alaska · 1855 days ago · 7 km deep · 97 km away · felt by 2
  8. 1.893 km SSE of Perryville, Alaska · 1855 days ago · 25 km deep · 88 km away
  9. 2.8163 km SE of Chignik, Alaska · 1855 days ago · 33 km deep · 27 km away
  10. 2.5130 km SE of Perryville, Alaska · 1854 days ago · 25 km deep · 48 km away
  11. 1.9103 km SSE of Chignik, Alaska · 1854 days ago · 48 km deep · 54 km away
  12. 1.665 km SE of Perryville, Alaska · 1854 days ago · 24 km deep · 97 km away
  13. 2.1143 km SE of Perryville, Alaska · 1854 days ago · 43 km deep · 23 km away
  14. 1.860 km SSE of Chignik, Alaska · 1854 days ago · 7 km deep · 97 km away
  15. 2.5155 km SE of Chignik, Alaska · 1853 days ago · 44 km deep · 50 km away
  16. 1.987 km SSE of Perryville, Alaska · 1853 days ago · 25 km deep · 89 km away
  17. 2.6147 km SSE of Chignik, Alaska · 1853 days ago · 25 km deep · 12 km away
  18. 1.960 km SE of Perryville, Alaska · 1853 days ago · 27 km deep · 98 km away
  19. 2.4170 km SE of Chignik, Alaska · 1853 days ago · 36 km deep · 66 km away
  20. 2.386 km ESE of Perryville, Alaska · 1853 days ago · 3 km deep · 71 km away
  21. 1.9144 km ESE of Chignik, Alaska · 1853 days ago · 50 km deep · 87 km away
  22. 2.3132 km SE of Perryville, Alaska · 1852 days ago · 21 km deep · 44 km away
  23. 2.3188 km SE of Perryville, Alaska · 1852 days ago · 25 km deep · 36 km away
  24. 3.5123 km SSE of Perryville, Alaska · 1852 days ago · 12 km deep · 90 km away
  25. 2.5136 km SE of Chignik, Alaska · 1852 days ago · 15 km deep · 29 km away
  26. 2.7138 km SE of Perryville, Alaska · 1852 days ago · 14 km deep · 28 km away
  27. 2.274 km SE of Perryville, Alaska · 1852 days ago · 17 km deep · 90 km away
  28. 2.387 km SSE of Chignik, Alaska · 1851 days ago · 8 km deep · 69 km away
  29. 3.0158 km SE of Chignik, Alaska · 1851 days ago · 40 km deep · 63 km away
  30. 3.5152 km SE of Perryville, Alaska · 1851 days ago · 17 km deep · 42 km away
  31. 1.7Alaska Peninsula · 1851 days ago · 31 km deep · 99 km away
  32. 2.7144 km SE of Perryville, Alaska · 1851 days ago · 34 km deep · 13 km away
  33. 2.1144 km SE of Chignik, Alaska · 1850 days ago · 47 km deep · 27 km away
  34. 1.663 km SE of Perryville, Alaska · 1850 days ago · 25 km deep · 95 km away
  35. 2.5201 km SE of Perryville, Alaska · 1850 days ago · 33 km deep · 50 km away
  36. 2.0123 km SE of Perryville, Alaska · 1850 days ago · 28 km deep · 46 km away
  37. 2.6166 km SE of Perryville, Alaska · 1850 days ago · 25 km deep · 23 km away
  38. 2.1161 km SE of Perryville, Alaska · 1850 days ago · 26 km deep · 20 km away
  39. 2.1161 km SE of Perryville, Alaska · 1849 days ago · 24 km deep · 19 km away
  40. 1.675 km ESE of Chignik, Alaska · 1849 days ago · 12 km deep · 96 km away
  41. 2.6204 km SE of Perryville, Alaska · 1849 days ago · 33 km deep · 51 km away
  42. 1.985 km SSE of Perryville, Alaska · 1849 days ago · 26 km deep · 92 km away
  43. 2.1131 km SE of Perryville, Alaska · 1849 days ago · 13 km deep · 34 km away
  44. 2.064 km SE of Perryville, Alaska · 1849 days ago · 15 km deep · 98 km away
  45. 1.961 km SE of Perryville, Alaska · 1848 days ago · 22 km deep · 97 km away
  46. 3.0169 km ESE of Chignik, Alaska · 1848 days ago · 18 km deep · 88 km away
  47. 3.6207 km SE of Perryville, Alaska · 1848 days ago · 25 km deep · 57 km away
  48. 2.489 km SSE of Perryville, Alaska · 1848 days ago · 13 km deep · 99 km away
  49. 2.7146 km SE of Chignik, Alaska · 1847 days ago · 10 km deep · 43 km away
  50. 2.8137 km SSE of Chignik, Alaska · 1847 days ago · 33 km deep · 20 km away
  51. 3.0203 km SE of Perryville, Alaska · 1847 days ago · 47 km deep · 51 km away
  52. 2.3144 km SE of Perryville, Alaska · 1847 days ago · 40 km deep · 37 km away
  53. 2.6136 km SE of Chignik, Alaska · 1847 days ago · 16 km deep · 50 km away
  54. 2.4144 km SSE of Perryville, Alaska · 1846 days ago · 25 km deep · 77 km away
  55. 1.769 km SE of Perryville, Alaska · 1846 days ago · 43 km deep · 90 km away
  56. 2.0122 km SE of Chignik, Alaska · 1846 days ago · 27 km deep · 55 km away
  57. 3.7131 km SE of Perryville, Alaska · 1846 days ago · 11 km deep · 35 km away
  58. 2.5161 km SE of Chignik, Alaska · 1845 days ago · 18 km deep · 24 km away
  59. 3.3158 km SE of Chignik, Alaska · 1845 days ago · 39 km deep · 53 km away
  60. 2.2108 km SSE of Perryville, Alaska · 1845 days ago · 15 km deep · 89 km away

The first 60 of 127.

Before

  1. 2.280 km SSE of Perryville, Alaska · 1857 days ago · 25 km deep · 98 km away
  2. 3.0136 km SE of Perryville, Alaska · 1857 days ago · 25 km deep · 29 km away
  3. 2.5110 km SSE of Perryville, Alaska · 1858 days ago · 15 km deep · 82 km away
  4. 2.193 km SSE of Perryville, Alaska · 1858 days ago · 30 km deep · 86 km away
  5. 3.3150 km ESE of Chignik, Alaska · 1858 days ago · 41 km deep · 95 km away
  6. 3.7150 km SSE of Chignik, Alaska · 1859 days ago · 7 km deep · 6 km away
  7. 1.869 km SE of Perryville, Alaska · 1859 days ago · 25 km deep · 93 km away
  8. 3.4156 km SSE of Chignik, Alaska · 1859 days ago · 13 km deep · 1 km away
  9. 2.466 km SE of Perryville, Alaska · 1859 days ago · 14 km deep · 93 km away
  10. 2.0132 km SE of Perryville, Alaska · 1859 days ago · 24 km deep · 26 km away
  11. 2.5138 km SE of Chignik, Alaska · 1859 days ago · 24 km deep · 50 km away
  12. 2.4south of Alaska · 1860 days ago · 25 km deep · 40 km away
  13. 2.0154 km ESE of Chignik, Alaska · 1860 days ago · 48 km deep · 83 km away
  14. 2.4119 km ESE of Chignik, Alaska · 1860 days ago · 28 km deep · 72 km away
  15. 2.6202 km SE of Perryville, Alaska · 1860 days ago · 21 km deep · 50 km away
  16. 3.2199 km SE of Perryville, Alaska · 1860 days ago · 33 km deep · 47 km away
  17. 2.3120 km SSE of Perryville, Alaska · 1860 days ago · 27 km deep · 64 km away
  18. 2.1south of Alaska · 1860 days ago · 8 km deep · 80 km away
  19. 1.8100 km SSE of Chignik, Alaska · 1860 days ago · 20 km deep · 56 km away
  20. 2.4194 km SE of Perryville, Alaska · 1861 days ago · 25 km deep · 43 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021ard51am. Read Tue, Sep 22, 2026, 4:08 PM UTC.