Alaska earthquakes

M2.4 earthquake 162 km SE of Chignik, Alaska

A magnitude 2.4 earthquake struck 162 km SE of Chignik, Alaska on Sun, Aug 15, 2021, 4:56 AM AKDT (12:56 UTC), 37 km (23 mi) below the surface.

A larger quake followed: M3.0 154 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
2.4 (ml), micro
Local time
UTC
2021-08-15 12:56:52 UTC
Depth
36.9 km (22.9 mi), shallow
Epicenter
55.091° N, 156.934° 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: 154 in the 60 days after this one and 45 in the 30 days before it.

After

  1. 3.0154 km SE of Chignik, Alaska · 1864 days ago · 34 km deep · 18 km away
  2. 2.6243 km SE of Chignik, Alaska · 1864 days ago · 17 km deep · 81 km away
  3. 3.4253 km SE of Chignik, Alaska · 1864 days ago · 26 km deep · 91 km away
  4. 2.0129 km SE of Chignik, Alaska · 1864 days ago · 41 km deep · 65 km away
  5. 2.4130 km SE of Perryville, Alaska · 1864 days ago · 42 km deep · 65 km away
  6. 2.5206 km SE of Perryville, Alaska · 1864 days ago · 47 km deep · 53 km away
  7. 2.0124 km SE of Perryville, Alaska · 1864 days ago · 15 km deep · 56 km away
  8. 3.4163 km SE of Chignik, Alaska · 1864 days ago · 36 km deep · 51 km away
  9. 2.4194 km SE of Chignik, Alaska · 1864 days ago · 48 km deep · 68 km away
  10. 2.2125 km SE of Perryville, Alaska · 1864 days ago · 25 km deep · 53 km away
  11. 2.281 km ESE of Perryville, Alaska · 1864 days ago · 12 km deep · 87 km away
  12. 2.3177 km SE of Chignik, Alaska · 1864 days ago · 56 km deep · 17 km away
  13. 2.0138 km SE of Perryville, Alaska · 1864 days ago · 40 km deep · 38 km away
  14. 2.6190 km SE of Chignik, Alaska · 1864 days ago · 47 km deep · 34 km away
  15. 1.797 km SE of Chignik, Alaska · 1864 days ago · 7 km deep · 68 km away
  16. 3.3144 km SSE of Chignik, Alaska · 1864 days ago · 9 km deep · 18 km away
  17. 4.2128 km SSE of Chignik, Alaska · 1863 days ago · 33 km deep · 38 km away
  18. 2.7135 km ESE of Chignik, Alaska · 1863 days ago · 49 km deep · 83 km away
  19. 2.6158 km SE of Perryville, Alaska · 1863 days ago · 43 km deep · 17 km away
  20. 2.2101 km SSE of Perryville, Alaska · 1863 days ago · 24 km deep · 96 km away
  21. 2.6182 km SE of Chignik, Alaska · 1863 days ago · 43 km deep · 67 km away
  22. 3.0140 km SE of Perryville, Alaska · 1863 days ago · 26 km deep · 40 km away
  23. 3.0106 km SE of Perryville, Alaska · 1863 days ago · 12 km deep · 61 km away
  24. 2.7197 km SE of Chignik, Alaska · 1863 days ago · 5 km deep · 45 km away
  25. 2.5152 km SE of Perryville, Alaska · 1863 days ago · 23 km deep · 25 km away
  26. 3.7209 km SE of Perryville, Alaska · 1862 days ago · 26 km deep · 55 km away
  27. 3.0138 km SE of Perryville, Alaska · 1862 days ago · 5 km deep · 40 km away
  28. 2.8145 km SE of Perryville, Alaska · 1862 days ago · 21 km deep · 40 km away
  29. 2.7129 km SE of Chignik, Alaska · 1862 days ago · 13 km deep · 44 km away
  30. 1.9118 km SE of Chignik, Alaska · 1862 days ago · 18 km deep · 58 km away
  31. 2.1129 km SSE of Perryville, Alaska · 1862 days ago · 25 km deep · 71 km away
  32. 2.1134 km SE of Perryville, Alaska · 1862 days ago · 55 km deep · 35 km away
  33. 2.5125 km SE of Perryville, Alaska · 1862 days ago · 33 km deep · 44 km away
  34. 3.3203 km SE of Perryville, Alaska · 1861 days ago · 25 km deep · 46 km away
  35. 2.8113 km SSE of Perryville, Alaska · 1861 days ago · 10 km deep · 93 km away
  36. 2.4194 km SE of Perryville, Alaska · 1861 days ago · 25 km deep · 41 km away
  37. 1.8100 km SSE of Chignik, Alaska · 1861 days ago · 20 km deep · 62 km away
  38. 2.1south of Alaska · 1861 days ago · 8 km deep · 77 km away
  39. 2.3120 km SSE of Perryville, Alaska · 1861 days ago · 27 km deep · 74 km away
  40. 3.2199 km SE of Perryville, Alaska · 1861 days ago · 33 km deep · 44 km away
  41. 2.6202 km SE of Perryville, Alaska · 1861 days ago · 21 km deep · 47 km away
  42. 2.4119 km ESE of Chignik, Alaska · 1860 days ago · 28 km deep · 69 km away
  43. 2.0154 km ESE of Chignik, Alaska · 1860 days ago · 48 km deep · 76 km away
  44. 2.4south of Alaska · 1860 days ago · 25 km deep · 29 km away
  45. 2.5138 km SE of Chignik, Alaska · 1860 days ago · 24 km deep · 46 km away
  46. 2.0132 km SE of Perryville, Alaska · 1859 days ago · 24 km deep · 37 km away
  47. 3.4156 km SSE of Chignik, Alaska · 1859 days ago · 13 km deep · 10 km away
  48. 3.7150 km SSE of Chignik, Alaska · 1859 days ago · 7 km deep · 16 km away
  49. 3.3150 km ESE of Chignik, Alaska · 1859 days ago · 41 km deep · 89 km away
  50. 2.193 km SSE of Perryville, Alaska · 1859 days ago · 30 km deep · 97 km away
  51. 2.5110 km SSE of Perryville, Alaska · 1859 days ago · 15 km deep · 93 km away
  52. 3.0136 km SE of Perryville, Alaska · 1858 days ago · 25 km deep · 39 km away
  53. 2.4156 km SSE of Chignik, Alaska · 1857 days ago · 30 km deep · 11 km away
  54. 2.0112 km SSE of Perryville, Alaska · 1857 days ago · 38 km deep · 80 km away
  55. 2.4133 km SE of Perryville, Alaska · 1857 days ago · 40 km deep · 46 km away
  56. 2.6166 km ESE of Chignik, Alaska · 1856 days ago · 16 km deep · 85 km away
  57. 2.4147 km SE of Chignik, Alaska · 1856 days ago · 36 km deep · 37 km away
  58. 2.4131 km SE of Chignik, Alaska · 1856 days ago · 34 km deep · 33 km away
  59. 3.0137 km SE of Perryville, Alaska · 1855 days ago · 18 km deep · 35 km away
  60. 1.893 km SSE of Perryville, Alaska · 1855 days ago · 25 km deep · 99 km away

The first 60 of 154.

Before

  1. 3.0161 km SE of Perryville, Alaska · 1865 days ago · 41 km deep · 28 km away
  2. 2.5165 km SE of Perryville, Alaska · 1865 days ago · 34 km deep · 29 km away
  3. 3.0143 km SE of Perryville, Alaska · 1865 days ago · 36 km deep · 42 km away
  4. 2.5124 km SE of Perryville, Alaska · 1865 days ago · 9 km deep · 42 km away
  5. 2.3109 km SE of Perryville, Alaska · 1865 days ago · 41 km deep · 57 km away
  6. 2.3113 km SE of Perryville, Alaska · 1865 days ago · 39 km deep · 61 km away
  7. 1.892 km SE of Perryville, Alaska · 1865 days ago · 22 km deep · 76 km away
  8. 2.1138 km SSE of Chignik, Alaska · 1865 days ago · 25 km deep · 25 km away
  9. 2.6143 km SE of Perryville, Alaska · 1865 days ago · 34 km deep · 43 km away
  10. 2.6125 km SE of Perryville, Alaska · 1865 days ago · 27 km deep · 51 km away
  11. 2.8127 km SE of Perryville, Alaska · 1865 days ago · 47 km deep · 54 km away
  12. 2.5134 km ESE of Chignik, Alaska · 1865 days ago · 16 km deep · 76 km away
  13. 3.9131 km SE of Perryville, Alaska · 1865 days ago · 35 km deep · 38 km away
  14. 3.1133 km SE of Perryville, Alaska · 1865 days ago · 27 km deep · 38 km away
  15. 2.2138 km SE of Perryville, Alaska · 1865 days ago · 33 km deep · 45 km away
  16. 3.3193 km SE of Perryville, Alaska · 1865 days ago · 25 km deep · 39 km away
  17. 3.0175 km SE of Perryville, Alaska · 1865 days ago · 21 km deep · 27 km away
  18. 2.5151 km SE of Perryville, Alaska · 1865 days ago · 28 km deep · 56 km away
  19. 2.6148 km SE of Perryville, Alaska · 1865 days ago · 16 km deep · 30 km away
  20. 3.4201 km SE of Perryville, Alaska · 1866 days ago · 33 km deep · 44 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021afmh3df. Read Wed, Sep 23, 2026, 3:32 AM UTC.