Alaska earthquakes

M1.8 earthquake 51 km S of Unalaska, Alaska

A magnitude 1.8 earthquake struck 51 km S of Unalaska, Alaska on Fri, Dec 8, 2023, 11:22 PM AKST (08:22 UTC), 55 km (34 mi) below the surface.

A larger quake followed: M4.3 85 km SSE of Akutan, 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, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2023-12-09 08:22:32 UTC
Depth
55.2 km (34.3 mi), shallow
Epicenter
53.410° N, 166.453° 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
22

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 120 in the 60 days after this one and 69 in the 30 days before it.

After

  1. 2.771 km S of Unalaska, Alaska · 1028 days ago · 35 km deep · 21 km away
  2. 1.762 km SE of Unalaska, Alaska · 1027 days ago · 41 km deep · 39 km away
  3. 2.024 km ESE of Unalaska, Alaska · 1027 days ago · 81 km deep · 48 km away
  4. 3.492 km E of Nikolski, Alaska · 1027 days ago · 35 km deep · 92 km away
  5. 2.068 km SSE of Unalaska, Alaska · 1026 days ago · 16 km deep · 18 km away
  6. 2.687 km SE of Unalaska, Alaska · 1024 days ago · 26 km deep · 52 km away
  7. 1.939 km SSE of Akutan, Alaska · 1022 days ago · 48 km deep · 77 km away
  8. 2.814 km SSE of Akutan, Alaska · 1022 days ago · 124 km deep · 85 km away
  9. 2.1115 km ESE of Nikolski, Alaska · 1022 days ago · 13 km deep · 97 km away
  10. 2.094 km SSW of Unalaska, Alaska · 1020 days ago · 26 km deep · 53 km away
  11. 1.769 km WSW of Unalaska, Alaska · 1019 days ago · 13 km deep · 67 km away
  12. 1.943 km SSE of Unalaska, Alaska · 1019 days ago · 48 km deep · 21 km away
  13. 2.8135 km ESE of Nikolski, Alaska · 1019 days ago · 10 km deep · 94 km away
  14. 3.6135 km ESE of Nikolski, Alaska · 1019 days ago · 10 km deep · 93 km away
  15. 1.797 km E of Nikolski, Alaska · 1019 days ago · 38 km deep · 83 km away
  16. 1.963 km SW of Unalaska, Alaska · 1019 days ago · 98 km deep · 51 km away
  17. 1.918 km E of Unalaska, Alaska · 1019 days ago · 78 km deep · 54 km away
  18. 3.581 km SSW of Unalaska, Alaska · 1019 days ago · 29 km deep · 39 km away
  19. 1.844 km SSE of Unalaska, Alaska · 1017 days ago · 43 km deep · 18 km away
  20. 1.957 km ESE of Unalaska, Alaska · 1017 days ago · 58 km deep · 48 km away
  21. 1.917 km WSW of Dutch Harbor, Alaska · 1016 days ago · 6 km deep · 55 km away
  22. 2.574 km SE of Unalaska, Alaska · 1016 days ago · 35 km deep · 48 km away
  23. 3.2105 km SE of Unalaska, Alaska · 1014 days ago · 35 km deep · 69 km away
  24. 1.940 km S of Akutan, Alaska · 1012 days ago · 30 km deep · 60 km away
  25. 2.278 km SSW of Unalaska, Alaska · 1012 days ago · 46 km deep · 36 km away
  26. 2.49 km E of Akutan, Alaska · 1011 days ago · 116 km deep · 97 km away
  27. 2.961 km SE of Akutan, Alaska · 1011 days ago · 35 km deep · 100 km away
  28. 2.045 km S of Akutan, Alaska · 1011 days ago · 35 km deep · 57 km away
  29. 2.065 km SW of Unalaska, Alaska · 1011 days ago · 76 km deep · 60 km away
  30. 2.733 km SSE of Unalaska, Alaska · 1011 days ago · 73 km deep · 23 km away
  31. 1.877 km SSW of Unalaska, Alaska · 1011 days ago · 55 km deep · 39 km away
  32. 4.080 km SE of Akutan, Alaska · 1010 days ago · 44 km deep · 93 km away
  33. 4.385 km SSE of Akutan, Alaska · 1010 days ago · 35 km deep · 90 km away · felt by 1
  34. 2.788 km SSE of Akutan, Alaska · 1010 days ago · 35 km deep · 91 km away
  35. 2.888 km SSE of Akutan, Alaska · 1010 days ago · 35 km deep · 94 km away
  36. 3.677 km SSE of Akutan, Alaska · 1010 days ago · 35 km deep · 80 km away
  37. 2.997 km SSE of Akutan, Alaska · 1010 days ago · 35 km deep · 95 km away
  38. 3.092 km SSE of Akutan, Alaska · 1010 days ago · 35 km deep · 95 km away
  39. 2.785 km SSE of Akutan, Alaska · 1010 days ago · 28 km deep · 92 km away
  40. 3.593 km SSE of Akutan, Alaska · 1010 days ago · 35 km deep · 98 km away
  41. 1.820 km ESE of Unalaska, Alaska · 1009 days ago · 92 km deep · 49 km away
  42. 1.673 km S of Unalaska, Alaska · 1009 days ago · 41 km deep · 26 km away
  43. 2.029 km S of Akutan, Alaska · 1009 days ago · 66 km deep · 66 km away
  44. 3.362 km SSE of Unalaska, Alaska · 1008 days ago · 35 km deep · 21 km away
  45. 2.357 km SSE of Akutan, Alaska · 1007 days ago · 64 km deep · 62 km away
  46. 3.581 km SSE of Akutan, Alaska · 1007 days ago · 35 km deep · 76 km away
  47. 2.0142 km ESE of Nikolski, Alaska · 1006 days ago · 18 km deep · 98 km away
  48. 2.0134 km ESE of Nikolski, Alaska · 1005 days ago · 1 km deep · 93 km away
  49. 2.567 km S of Unalaska, Alaska · 1005 days ago · 35 km deep · 22 km away
  50. 4.035 km SE of Akutan, Alaska · 1004 days ago · 65 km deep · 94 km away
  51. 1.945 km SE of Akutan, Alaska · 1004 days ago · 62 km deep · 89 km away
  52. 2.135 km S of Akutan, Alaska · 1004 days ago · 85 km deep · 62 km away
  53. 2.667 km SSE of Akutan, Alaska · 1004 days ago · 26 km deep · 69 km away
  54. 3.581 km SSW of Unalaska, Alaska · 1003 days ago · 35 km deep · 39 km away
  55. 2.438 km NW of Dutch Harbor, Alaska · 1002 days ago · 148 km deep · 87 km away
  56. 1.932 km SSE of Unalaska, Alaska · 1002 days ago · 50 km deep · 26 km away
  57. 3.676 km ENE of Nikolski, Alaska · 1002 days ago · 67 km deep · 93 km away
  58. 2.080 km SSW of Unalaska, Alaska · 1000 days ago · 21 km deep · 35 km away
  59. 2.181 km SSW of Unalaska, Alaska · 1000 days ago · 21 km deep · 37 km away
  60. 3.183 km SSW of Unalaska, Alaska · 998 days ago · 33 km deep · 42 km away

The first 60 of 120.

Before

  1. 2.650 km SE of Akutan, Alaska · 1028 days ago · 59 km deep · 96 km away
  2. 1.855 km SSW of Unalaska, Alaska · 1028 days ago · 47 km deep · 36 km away
  3. 2.983 km SSE of Akutan, Alaska · 1029 days ago · 35 km deep · 82 km away
  4. 2.667 km SE of Unalaska, Alaska · 1030 days ago · 35 km deep · 45 km away
  5. 1.859 km SW of Unalaska, Alaska · 1030 days ago · 25 km deep · 40 km away
  6. 2.868 km SE of Unalaska, Alaska · 1031 days ago · 35 km deep · 39 km away
  7. 1.851 km SSE of Unalaska, Alaska · 1032 days ago · 48 km deep · 15 km away
  8. 3.539 km SSE of Unalaska, Alaska · 1032 days ago · 60 km deep · 17 km away
  9. 3.9118 km E of Nikolski, Alaska · 1034 days ago · 35 km deep · 82 km away
  10. 1.758 km SE of Akutan, Alaska · 1034 days ago · 55 km deep · 94 km away
  11. 1.887 km E of Nikolski, Alaska · 1034 days ago · 38 km deep · 90 km away
  12. 2.929 km SE of Akutan, Alaska · 1034 days ago · 76 km deep · 94 km away
  13. 2.1135 km ESE of Nikolski, Alaska · 1035 days ago · 6 km deep · 89 km away
  14. 2.314 km WSW of Dutch Harbor, Alaska · 1035 days ago · 109 km deep · 53 km away
  15. 3.321 km S of Unalaska, Alaska · 1037 days ago · 86 km deep · 31 km away
  16. 2.2140 km ESE of Nikolski, Alaska · 1038 days ago · 12 km deep · 99 km away
  17. 3.094 km E of Nikolski, Alaska · 1038 days ago · 35 km deep · 78 km away
  18. 2.2131 km ESE of Nikolski, Alaska · 1038 days ago · 7 km deep · 86 km away
  19. 2.3140 km ESE of Nikolski, Alaska · 1038 days ago · 8 km deep · 96 km away
  20. 4.5124 km ESE of Nikolski, Alaska · 1038 days ago · 32 km deep · 86 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak023fre8ae3. Read Fri, Oct 2, 2026, 5:14 AM UTC.