Alaska earthquakes

M1.8 earthquake 76 km SE of Perryville, Alaska

A magnitude 1.8 earthquake struck 76 km SE of Perryville, Alaska on Thu, Aug 5, 2021, 11:44 PM AKDT (07:44 UTC), 50 km (31 mi) below the surface.

A larger quake followed: M6.9 125 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
1.8 (ml), micro
Local time
UTC
2021-08-06 07:44:36 UTC
Depth
50.2 km (31.2 mi), shallow
Epicenter
55.460° N, 158.224° 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
12

Nearest places

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

Nearby

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

After

  1. 3.0123 km SE of Perryville, Alaska · 1880 days ago · 42 km deep · 48 km away
  2. 2.0124 km SE of Perryville, Alaska · 1880 days ago · 48 km deep · 48 km away
  3. 1.753 km SE of Perryville, Alaska · 1880 days ago · 16 km deep · 23 km away
  4. 2.5160 km SE of Chignik, Alaska · 1880 days ago · 39 km deep · 94 km away
  5. 2.2south of Alaska · 1880 days ago · 49 km deep · 97 km away
  6. 2.1127 km SE of Perryville, Alaska · 1879 days ago · 66 km deep · 51 km away
  7. 2.878 km SE of Chignik, Alaska · 1879 days ago · 20 km deep · 74 km away
  8. 2.7140 km SE of Perryville, Alaska · 1879 days ago · 24 km deep · 67 km away
  9. 3.1129 km SE of Perryville, Alaska · 1879 days ago · 33 km deep · 53 km away
  10. 2.159 km E of Sand Point, Alaska · 1879 days ago · 5 km deep · 88 km away
  11. 2.6150 km SE of Chignik, Alaska · 1879 days ago · 37 km deep · 96 km away
  12. 2.475 km ESE of Sand Point, Alaska · 1879 days ago · 7 km deep · 90 km away
  13. 2.374 km ESE of Sand Point, Alaska · 1879 days ago · 7 km deep · 93 km away
  14. 2.4113 km SE of Chignik, Alaska · 1878 days ago · 25 km deep · 79 km away
  15. 2.5125 km SE of Perryville, Alaska · 1878 days ago · 46 km deep · 52 km away
  16. 2.491 km SSE of Perryville, Alaska · 1878 days ago · 13 km deep · 51 km away
  17. 2.9129 km SE of Perryville, Alaska · 1878 days ago · 33 km deep · 53 km away
  18. 2.4146 km SE of Chignik, Alaska · 1878 days ago · 39 km deep · 96 km away
  19. 2.266 km SE of Perryville, Alaska · 1878 days ago · 22 km deep · 19 km away
  20. 2.641 km SSE of Perryville, Alaska · 1878 days ago · 49 km deep · 49 km away
  21. 2.3120 km SE of Chignik, Alaska · 1877 days ago · 27 km deep · 75 km away
  22. 2.5115 km SE of Perryville, Alaska · 1877 days ago · 18 km deep · 43 km away
  23. 2.7115 km SE of Perryville, Alaska · 1877 days ago · 12 km deep · 39 km away
  24. 2.260 km E of Sand Point, Alaska · 1877 days ago · 3 km deep · 86 km away
  25. 3.6136 km SE of Perryville, Alaska · 1877 days ago · 21 km deep · 60 km away
  26. 1.972 km S of Perryville, Alaska · 1877 days ago · 13 km deep · 55 km away
  27. 3.3152 km SSE of Chignik, Alaska · 1877 days ago · 38 km deep · 79 km away
  28. 3.372 km SE of Perryville, Alaska · 1877 days ago · 19 km deep · 14 km away
  29. 3.3159 km SSE of Chignik, Alaska · 1876 days ago · 25 km deep · 83 km away
  30. 2.261 km SE of Perryville, Alaska · 1876 days ago · 21 km deep · 22 km away
  31. 3.2119 km SSE of Chignik, Alaska · 1876 days ago · 19 km deep · 51 km away
  32. 2.2south of Alaska · 1876 days ago · 18 km deep · 54 km away
  33. 1.859 km SSE of Perryville, Alaska · 1875 days ago · 26 km deep · 29 km away
  34. 2.1113 km SSE of Chignik, Alaska · 1875 days ago · 23 km deep · 51 km away
  35. 2.6158 km SE of Chignik, Alaska · 1875 days ago · 8 km deep · 96 km away
  36. 2.9114 km SSE of Perryville, Alaska · 1875 days ago · 20 km deep · 52 km away
  37. 2.5132 km SE of Perryville, Alaska · 1875 days ago · 31 km deep · 56 km away
  38. 2.3111 km SSE of Chignik, Alaska · 1875 days ago · 0 km deep · 42 km away
  39. 2.087 km ESE of Sand Point, Alaska · 1875 days ago · 13 km deep · 84 km away
  40. 2.5128 km SSE of Chignik, Alaska · 1875 days ago · 6 km deep · 54 km away
  41. 2.170 km SE of Perryville, Alaska · 1875 days ago · 24 km deep · 12 km away
  42. 3.1138 km SSE of Perryville, Alaska · 1875 days ago · 22 km deep · 75 km away
  43. 2.160 km SE of Perryville, Alaska · 1875 days ago · 20 km deep · 16 km away
  44. 2.2121 km SE of Perryville, Alaska · 1875 days ago · 13 km deep · 46 km away
  45. 2.692 km SSE of Perryville, Alaska · 1875 days ago · 13 km deep · 36 km away
  46. 1.960 km S of Perryville, Alaska · 1875 days ago · 26 km deep · 58 km away
  47. 2.9Alaska Peninsula · 1874 days ago · 16 km deep · 16 km away
  48. 2.8139 km SE of Chignik, Alaska · 1874 days ago · 47 km deep · 94 km away
  49. 2.4129 km SE of Chignik, Alaska · 1874 days ago · 48 km deep · 93 km away
  50. 2.0105 km SSE of Perryville, Alaska · 1874 days ago · 19 km deep · 57 km away
  51. 2.163 km SE of Perryville, Alaska · 1874 days ago · 15 km deep · 16 km away
  52. 2.4107 km SSE of Perryville, Alaska · 1874 days ago · 15 km deep · 47 km away
  53. 4.0135 km SSE of Chignik, Alaska · 1874 days ago · 38 km deep · 61 km away
  54. 3.1126 km SSE of Perryville, Alaska · 1874 days ago · 26 km deep · 64 km away
  55. 2.0Alaska Peninsula · 1874 days ago · 40 km deep · 16 km away
  56. 2.653 km ESE of Chignik, Alaska · 1874 days ago · 46 km deep · 89 km away
  57. 1.967 km SE of Perryville, Alaska · 1874 days ago · 13 km deep · 12 km away
  58. 2.4134 km SSE of Chignik, Alaska · 1874 days ago · 19 km deep · 61 km away
  59. 3.0133 km SSE of Perryville, Alaska · 1874 days ago · 26 km deep · 69 km away
  60. 2.898 km SSE of Perryville, Alaska · 1874 days ago · 6 km deep · 39 km away

The first 60 of at least 200.

Before

  1. 2.3128 km SE of Perryville, Alaska · 1880 days ago · 64 km deep · 52 km away
  2. 1.958 km SE of Perryville, Alaska · 1880 days ago · 14 km deep · 19 km away
  3. 2.293 km SSE of Perryville, Alaska · 1880 days ago · 20 km deep · 55 km away
  4. 1.974 km SSE of Chignik, Alaska · 1881 days ago · 23 km deep · 31 km away
  5. 2.561 km SE of Perryville, Alaska · 1881 days ago · 14 km deep · 16 km away
  6. 4.3159 km SSE of Chignik, Alaska · 1881 days ago · 22 km deep · 86 km away
  7. 2.4south of Alaska · 1881 days ago · 20 km deep · 89 km away
  8. 2.062 km SE of Perryville, Alaska · 1881 days ago · 25 km deep · 15 km away
  9. 2.7121 km SE of Perryville, Alaska · 1881 days ago · 21 km deep · 46 km away
  10. 2.196 km SSE of Perryville, Alaska · 1881 days ago · 20 km deep · 39 km away
  11. 2.3117 km SSE of Perryville, Alaska · 1881 days ago · 14 km deep · 55 km away
  12. 2.5140 km SE of Perryville, Alaska · 1881 days ago · 16 km deep · 64 km away
  13. 2.7143 km SE of Chignik, Alaska · 1881 days ago · 25 km deep · 84 km away
  14. 3.4146 km SE of Perryville, Alaska · 1881 days ago · 25 km deep · 70 km away
  15. 2.3146 km SE of Perryville, Alaska · 1881 days ago · 25 km deep · 71 km away
  16. 3.0149 km SE of Perryville, Alaska · 1881 days ago · 14 km deep · 73 km away
  17. 2.3144 km SE of Perryville, Alaska · 1881 days ago · 19 km deep · 69 km away
  18. 2.5134 km SE of Perryville, Alaska · 1882 days ago · 26 km deep · 58 km away
  19. 2.358 km SSE of Perryville, Alaska · 1882 days ago · 47 km deep · 40 km away
  20. 3.3145 km SE of Perryville, Alaska · 1882 days ago · 23 km deep · 69 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021a0nl78o. Read Tue, Sep 29, 2026, 2:34 PM UTC.