Alaska earthquakes

M2.2 earthquake 145 km ESE of Chignik, Alaska

A magnitude 2.2 earthquake struck 145 km ESE of Chignik, Alaska on Thu, Aug 12, 2021, 12:12 AM AKDT (08:12 UTC), 47 km (29 mi) below the surface.

A larger quake followed: M4.0 135 km SSE 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
2.2 (ml), micro
Local time
UTC
2021-08-12 08:12:03 UTC
Depth
47.4 km (29.5 mi), shallow
Epicenter
55.716° N, 156.319° 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: 137 in the 60 days after this one and 62 in the 30 days before it.

After

  1. 4.0135 km SSE of Chignik, Alaska · 1868 days ago · 38 km deep · 83 km away
  2. 2.653 km ESE of Chignik, Alaska · 1868 days ago · 46 km deep · 93 km away
  3. 2.4134 km SSE of Chignik, Alaska · 1867 days ago · 19 km deep · 82 km away
  4. 3.3156 km SSE of Chignik, Alaska · 1867 days ago · 43 km deep · 84 km away
  5. 2.5south of Alaska · 1867 days ago · 28 km deep · 82 km away
  6. 2.3170 km SSW of Akhiok, Alaska · 1867 days ago · 4 km deep · 52 km away
  7. 2.4126 km SE of Chignik, Alaska · 1867 days ago · 28 km deep · 51 km away
  8. 2.2155 km ESE of Chignik, Alaska · 1867 days ago · 2 km deep · 12 km away
  9. 2.7157 km SE of Chignik, Alaska · 1867 days ago · 25 km deep · 74 km away
  10. 2.198 km SSE of Chignik, Alaska · 1867 days ago · 13 km deep · 81 km away
  11. 2.3183 km ESE of Chignik, Alaska · 1866 days ago · 13 km deep · 39 km away
  12. 2.2141 km SE of Perryville, Alaska · 1866 days ago · 28 km deep · 93 km away
  13. 2.6161 km SE of Chignik, Alaska · 1866 days ago · 26 km deep · 78 km away
  14. 2.2148 km SE of Perryville, Alaska · 1866 days ago · 20 km deep · 88 km away
  15. 1.9139 km SE of Chignik, Alaska · 1866 days ago · 37 km deep · 36 km away
  16. 2.472 km SSE of Chignik, Alaska · 1866 days ago · 12 km deep · 97 km away
  17. 2.3122 km SE of Chignik, Alaska · 1866 days ago · 25 km deep · 46 km away
  18. 2.3120 km SSE of Chignik, Alaska · 1866 days ago · 33 km deep · 81 km away
  19. 3.6154 km SE of Perryville, Alaska · 1866 days ago · 19 km deep · 95 km away
  20. 3.6137 km SE of Perryville, Alaska · 1866 days ago · 6 km deep · 94 km away
  21. 2.2131 km SE of Perryville, Alaska · 1866 days ago · 20 km deep · 99 km away
  22. 2.3161 km SE of Chignik, Alaska · 1866 days ago · 25 km deep · 79 km away
  23. 3.9131 km SE of Perryville, Alaska · 1865 days ago · 35 km deep · 94 km away
  24. 2.5134 km ESE of Chignik, Alaska · 1865 days ago · 16 km deep · 11 km away
  25. 2.1138 km SSE of Chignik, Alaska · 1865 days ago · 25 km deep · 76 km away
  26. 2.3109 km SE of Perryville, Alaska · 1865 days ago · 41 km deep · 97 km away
  27. 2.5124 km SE of Perryville, Alaska · 1865 days ago · 9 km deep · 92 km away
  28. 2.4162 km SE of Chignik, Alaska · 1865 days ago · 37 km deep · 80 km away
  29. 3.0154 km SE of Chignik, Alaska · 1864 days ago · 34 km deep · 61 km away
  30. 2.0129 km SE of Chignik, Alaska · 1864 days ago · 41 km deep · 23 km away
  31. 1.9107 km E of Chignik, Alaska · 1864 days ago · 3 km deep · 89 km away
  32. 3.4163 km SE of Chignik, Alaska · 1864 days ago · 36 km deep · 36 km away
  33. 2.4194 km SE of Chignik, Alaska · 1864 days ago · 48 km deep · 57 km away
  34. 2.3177 km SE of Chignik, Alaska · 1864 days ago · 56 km deep · 81 km away
  35. 2.6190 km SE of Chignik, Alaska · 1864 days ago · 47 km deep · 80 km away
  36. 1.797 km SE of Chignik, Alaska · 1864 days ago · 7 km deep · 62 km away
  37. 3.3144 km SSE of Chignik, Alaska · 1864 days ago · 9 km deep · 75 km away
  38. 4.2128 km SSE of Chignik, Alaska · 1864 days ago · 33 km deep · 85 km away
  39. 2.7135 km ESE of Chignik, Alaska · 1863 days ago · 49 km deep · 10 km away
  40. 2.6158 km SE of Perryville, Alaska · 1863 days ago · 43 km deep · 94 km away
  41. 2.6182 km SE of Chignik, Alaska · 1863 days ago · 43 km deep · 43 km away
  42. 2.7197 km SE of Chignik, Alaska · 1863 days ago · 5 km deep · 78 km away
  43. 2.5152 km SE of Perryville, Alaska · 1863 days ago · 23 km deep · 99 km away
  44. 2.3117 km E of Chignik, Alaska · 1862 days ago · 57 km deep · 48 km away
  45. 2.7129 km SE of Chignik, Alaska · 1862 days ago · 13 km deep · 45 km away
  46. 1.9118 km SE of Chignik, Alaska · 1862 days ago · 18 km deep · 41 km away
  47. 2.1134 km SE of Perryville, Alaska · 1862 days ago · 55 km deep · 94 km away
  48. 2.5125 km SE of Perryville, Alaska · 1862 days ago · 33 km deep · 98 km away
  49. 1.8100 km SSE of Chignik, Alaska · 1861 days ago · 20 km deep · 78 km away
  50. 1.8118 km ENE of Chignik, Alaska · 1861 days ago · 79 km deep · 94 km away
  51. 2.1south of Alaska · 1861 days ago · 8 km deep · 22 km away
  52. 2.4119 km ESE of Chignik, Alaska · 1860 days ago · 28 km deep · 30 km away
  53. 2.0154 km ESE of Chignik, Alaska · 1860 days ago · 48 km deep · 10 km away
  54. 2.4south of Alaska · 1860 days ago · 25 km deep · 60 km away
  55. 2.5138 km SE of Chignik, Alaska · 1860 days ago · 24 km deep · 36 km away
  56. 2.0132 km SE of Perryville, Alaska · 1859 days ago · 24 km deep · 95 km away
  57. 3.4156 km SSE of Chignik, Alaska · 1859 days ago · 13 km deep · 84 km away
  58. 3.7150 km SSE of Chignik, Alaska · 1859 days ago · 7 km deep · 84 km away
  59. 3.3150 km ESE of Chignik, Alaska · 1859 days ago · 41 km deep · 11 km away
  60. 2.5152 km SW of Akhiok, Alaska · 1858 days ago · 25 km deep · 39 km away

The first 60 of 137.

Before

  1. 2.4129 km SE of Chignik, Alaska · 1868 days ago · 48 km deep · 32 km away
  2. 2.8139 km SE of Chignik, Alaska · 1868 days ago · 47 km deep · 38 km away
  3. 2.2121 km SE of Perryville, Alaska · 1868 days ago · 13 km deep · 93 km away
  4. 2.5128 km SSE of Chignik, Alaska · 1868 days ago · 6 km deep · 84 km away
  5. 2.3159 km SE of Chignik, Alaska · 1869 days ago · 20 km deep · 40 km away
  6. 2.3111 km SSE of Chignik, Alaska · 1869 days ago · 0 km deep · 86 km away
  7. 2.6158 km SE of Chignik, Alaska · 1869 days ago · 8 km deep · 64 km away
  8. 2.5191 km SE of Chignik, Alaska · 1869 days ago · 12 km deep · 57 km away
  9. 2.5190 km SE of Chignik, Alaska · 1869 days ago · 33 km deep · 80 km away
  10. 2.1113 km SSE of Chignik, Alaska · 1869 days ago · 23 km deep · 76 km away
  11. 3.2119 km SSE of Chignik, Alaska · 1869 days ago · 19 km deep · 80 km away
  12. 3.3159 km SSE of Chignik, Alaska · 1870 days ago · 25 km deep · 87 km away
  13. 3.7156 km SE of Chignik, Alaska · 1870 days ago · 10 km deep · 39 km away
  14. 3.3152 km SSE of Chignik, Alaska · 1871 days ago · 38 km deep · 83 km away
  15. 3.6136 km SE of Perryville, Alaska · 1871 days ago · 21 km deep · 96 km away
  16. 2.7183 km ESE of Chignik, Alaska · 1871 days ago · 24 km deep · 38 km away
  17. 3.6192 km SSW of Akhiok, Alaska · 1871 days ago · 37 km deep · 51 km away
  18. 2.7202 km SE of Chignik, Alaska · 1871 days ago · 10 km deep · 85 km away
  19. 3.6194 km SE of Chignik, Alaska · 1871 days ago · 34 km deep · 80 km away
  20. 2.3120 km SE of Chignik, Alaska · 1871 days ago · 27 km deep · 50 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021aal7sbs. Read Wed, Sep 23, 2026, 4:34 AM UTC.