Alaska earthquakes

M2.4 earthquake 113 km SE of Chignik, Alaska

A magnitude 2.4 earthquake struck 113 km SE of Chignik, Alaska on Sat, Aug 7, 2021, 9:40 PM AKDT (05:40 UTC), 25 km (16 mi) below the surface.

A larger quake followed: M2.9 189 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
2.4 (ml), micro
Local time
UTC
2021-08-08 05:40:24 UTC
Depth
25.0 km (15.5 mi), shallow
Epicenter
55.641° N, 157.004° 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: 200 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 2.9189 km SE of Perryville, Alaska · 1867 days ago · 36 km deep · 95 km away
  2. 2.3161 km SE of Chignik, Alaska · 1867 days ago · 25 km deep · 60 km away
  3. 3.1116 km SE of Perryville, Alaska · 1867 days ago · 27 km deep · 85 km away
  4. 4.1146 km SE of Perryville, Alaska · 1867 days ago · 15 km deep · 83 km away
  5. 3.2137 km SE of Perryville, Alaska · 1867 days ago · 24 km deep · 69 km away
  6. 3.3143 km SE of Perryville, Alaska · 1867 days ago · 14 km deep · 78 km away · felt by 1
  7. 2.8134 km SE of Perryville, Alaska · 1867 days ago · 27 km deep · 67 km away
  8. 2.6148 km SE of Perryville, Alaska · 1867 days ago · 16 km deep · 73 km away
  9. 2.5151 km SE of Perryville, Alaska · 1867 days ago · 28 km deep · 99 km away
  10. 3.0175 km SE of Perryville, Alaska · 1867 days ago · 21 km deep · 87 km away
  11. 2.2138 km SE of Perryville, Alaska · 1867 days ago · 33 km deep · 80 km away
  12. 3.1133 km SE of Perryville, Alaska · 1866 days ago · 27 km deep · 66 km away
  13. 3.9131 km SE of Perryville, Alaska · 1866 days ago · 35 km deep · 58 km away
  14. 2.5134 km ESE of Chignik, Alaska · 1866 days ago · 16 km deep · 34 km away
  15. 1.767 km SE of Perryville, Alaska · 1866 days ago · 26 km deep · 93 km away
  16. 2.8127 km SE of Perryville, Alaska · 1866 days ago · 47 km deep · 81 km away
  17. 2.6125 km SE of Perryville, Alaska · 1866 days ago · 27 km deep · 75 km away
  18. 2.6143 km SE of Perryville, Alaska · 1866 days ago · 34 km deep · 82 km away
  19. 2.1138 km SSE of Chignik, Alaska · 1866 days ago · 25 km deep · 45 km away
  20. 1.892 km SE of Perryville, Alaska · 1866 days ago · 22 km deep · 69 km away
  21. 2.3113 km SE of Perryville, Alaska · 1866 days ago · 39 km deep · 75 km away
  22. 2.3109 km SE of Perryville, Alaska · 1866 days ago · 41 km deep · 56 km away
  23. 2.5124 km SE of Perryville, Alaska · 1866 days ago · 9 km deep · 54 km away
  24. 3.0143 km SE of Perryville, Alaska · 1866 days ago · 36 km deep · 81 km away
  25. 2.5165 km SE of Perryville, Alaska · 1866 days ago · 34 km deep · 84 km away
  26. 3.0161 km SE of Perryville, Alaska · 1866 days ago · 41 km deep · 81 km away
  27. 2.4162 km SE of Chignik, Alaska · 1866 days ago · 37 km deep · 61 km away
  28. 1.947 km SSE of Chignik, Alaska · 1866 days ago · 48 km deep · 72 km away
  29. 3.0154 km SE of Chignik, Alaska · 1866 days ago · 34 km deep · 46 km away
  30. 2.0129 km SE of Chignik, Alaska · 1865 days ago · 41 km deep · 21 km away
  31. 2.4130 km SE of Perryville, Alaska · 1865 days ago · 42 km deep · 96 km away
  32. 2.0124 km SE of Perryville, Alaska · 1865 days ago · 15 km deep · 80 km away
  33. 1.9107 km E of Chignik, Alaska · 1865 days ago · 3 km deep · 96 km away
  34. 3.4163 km SE of Chignik, Alaska · 1865 days ago · 36 km deep · 50 km away
  35. 1.767 km SE of Perryville, Alaska · 1865 days ago · 48 km deep · 91 km away
  36. 2.4194 km SE of Chignik, Alaska · 1865 days ago · 48 km deep · 82 km away
  37. 2.2125 km SE of Perryville, Alaska · 1865 days ago · 25 km deep · 77 km away
  38. 2.281 km ESE of Perryville, Alaska · 1865 days ago · 12 km deep · 62 km away
  39. 2.3177 km SE of Chignik, Alaska · 1865 days ago · 56 km deep · 71 km away
  40. 2.0138 km SE of Perryville, Alaska · 1865 days ago · 40 km deep · 72 km away
  41. 2.6190 km SE of Chignik, Alaska · 1865 days ago · 47 km deep · 80 km away
  42. 1.797 km SE of Chignik, Alaska · 1865 days ago · 7 km deep · 19 km away
  43. 3.3144 km SSE of Chignik, Alaska · 1865 days ago · 9 km deep · 48 km away
  44. 4.2128 km SSE of Chignik, Alaska · 1865 days ago · 33 km deep · 49 km away
  45. 2.7135 km ESE of Chignik, Alaska · 1864 days ago · 49 km deep · 39 km away
  46. 2.6158 km SE of Perryville, Alaska · 1864 days ago · 43 km deep · 69 km away
  47. 2.055 km SE of Perryville, Alaska · 1864 days ago · 3 km deep · 99 km away
  48. 2.6182 km SE of Chignik, Alaska · 1864 days ago · 43 km deep · 70 km away
  49. 2.467 km SE of Perryville, Alaska · 1864 days ago · 25 km deep · 90 km away
  50. 3.0140 km SE of Perryville, Alaska · 1864 days ago · 26 km deep · 75 km away
  51. 3.0106 km SE of Perryville, Alaska · 1864 days ago · 12 km deep · 63 km away
  52. 2.7197 km SE of Chignik, Alaska · 1864 days ago · 5 km deep · 85 km away
  53. 2.5152 km SE of Perryville, Alaska · 1864 days ago · 23 km deep · 71 km away
  54. 2.266 km SE of Perryville, Alaska · 1864 days ago · 15 km deep · 91 km away
  55. 2.3117 km E of Chignik, Alaska · 1863 days ago · 57 km deep · 62 km away
  56. 3.0138 km SE of Perryville, Alaska · 1863 days ago · 5 km deep · 74 km away
  57. 2.8145 km SE of Perryville, Alaska · 1863 days ago · 21 km deep · 81 km away
  58. 2.7129 km SE of Chignik, Alaska · 1863 days ago · 13 km deep · 18 km away
  59. 1.9118 km SE of Chignik, Alaska · 1863 days ago · 18 km deep · 5 km away
  60. 2.1134 km SE of Perryville, Alaska · 1863 days ago · 55 km deep · 60 km away

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021a3xg5ng. Read Thu, Sep 24, 2026, 5:43 AM UTC.