Alaska earthquakes

M3.1 earthquake 88 km SE of Akutan, Alaska

A magnitude 3.1 earthquake struck 88 km SE of Akutan, Alaska on Sun, Dec 31, 2023, 4:11 AM AKST (13:11 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M4.0 35 km SE of Akutan, Alaska. This one was a foreshock.

Akutan forecastMore in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
3.1 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2023-12-31 13:11:39 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
53.681° N, 164.673° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.ScaleComputed byNotes
3.1ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.105 · 12 stations
3.0ML, local (Richter)Alaska Earthquake CenterPreliminary

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 5.3 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.10
Depth from
Operator assigned
Station coverage gap
208°, poorly surrounded by stations
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: 115 in the 60 days after this one and 68 in the 30 days before it.

After

  1. 2.379 km S of False Pass, Alaska · 1004 days ago · 80 km deep · 91 km away
  2. 4.035 km SE of Akutan, Alaska · 1004 days ago · 65 km deep · 52 km away
  3. 1.945 km SE of Akutan, Alaska · 1004 days ago · 62 km deep · 45 km away
  4. 2.135 km S of Akutan, Alaska · 1004 days ago · 85 km deep · 76 km away
  5. 2.667 km SSE of Akutan, Alaska · 1004 days ago · 26 km deep · 52 km away
  6. 2.581 km S of False Pass, Alaska · 1004 days ago · 83 km deep · 85 km away
  7. 3.1109 km SE of Akutan, Alaska · 1002 days ago · 35 km deep · 27 km away
  8. 3.097 km SE of Akutan, Alaska · 1001 days ago · 35 km deep · 13 km away
  9. 3.8140 km S of False Pass, Alaska · 998 days ago · 35 km deep · 78 km away
  10. 2.382 km SE of Unalaska, Alaska · 997 days ago · 20 km deep · 72 km away
  11. 2.483 km E of Akutan, Alaska · 997 days ago · 63 km deep · 41 km away
  12. 2.160 km SE of Akutan, Alaska · 996 days ago · 37 km deep · 33 km away
  13. 3.0104 km ESE of Akutan, Alaska · 994 days ago · 28 km deep · 28 km away
  14. 2.177 km SSE of Akutan, Alaska · 993 days ago · 26 km deep · 46 km away
  15. 3.3154 km S of False Pass, Alaska · 993 days ago · 29 km deep · 86 km away
  16. 2.9153 km S of False Pass, Alaska · 993 days ago · 29 km deep · 85 km away
  17. 2.4126 km SSW of False Pass, Alaska · 993 days ago · 26 km deep · 52 km away
  18. 2.9164 km S of False Pass, Alaska · 991 days ago · 10 km deep · 84 km away
  19. 2.078 km SE of Unalaska, Alaska · 991 days ago · 26 km deep · 80 km away
  20. 2.6156 km S of False Pass, Alaska · 991 days ago · 10 km deep · 80 km away
  21. 2.7158 km S of False Pass, Alaska · 991 days ago · 10 km deep · 78 km away
  22. 2.9143 km SE of Akutan, Alaska · 990 days ago · 35 km deep · 57 km away
  23. 2.8114 km ESE of Akutan, Alaska · 990 days ago · 30 km deep · 39 km away
  24. 2.058 km ESE of Akutan, Alaska · 990 days ago · 55 km deep · 38 km away
  25. 3.285 km ESE of Akutan, Alaska · 990 days ago · 35 km deep · 19 km away
  26. 2.6156 km S of False Pass, Alaska · 989 days ago · 10 km deep · 78 km away
  27. 2.5119 km SSW of False Pass, Alaska · 989 days ago · 35 km deep · 47 km away
  28. 3.689 km SE of Unalaska, Alaska · 989 days ago · 48 km deep · 88 km away
  29. 2.057 km SSE of Akutan, Alaska · 989 days ago · 50 km deep · 50 km away
  30. 2.7149 km S of False Pass, Alaska · 988 days ago · 35 km deep · 83 km away
  31. 2.870 km SSE of Akutan, Alaska · 987 days ago · 35 km deep · 37 km away
  32. 2.287 km SSE of Akutan, Alaska · 987 days ago · 29 km deep · 34 km away
  33. 3.2105 km ESE of Akutan, Alaska · 987 days ago · 35 km deep · 28 km away
  34. 1.746 km SSE of Unalaska, Alaska · 986 days ago · 48 km deep · 99 km away
  35. 3.172 km SE of Unalaska, Alaska · 985 days ago · 35 km deep · 74 km away
  36. 2.9100 km E of Akutan, Alaska · 984 days ago · 35 km deep · 43 km away
  37. 2.4105 km ESE of Akutan, Alaska · 984 days ago · 35 km deep · 18 km away
  38. 3.1115 km ESE of Akutan, Alaska · 984 days ago · 32 km deep · 34 km away
  39. 2.583 km SE of Akutan, Alaska · 984 days ago · 35 km deep · 25 km away
  40. 2.885 km ENE of Akutan, Alaska · 983 days ago · 83 km deep · 71 km away
  41. 2.835 km ESE of Unalaska, Alaska · 982 days ago · 72 km deep · 90 km away
  42. 2.876 km ENE of Akutan, Alaska · 982 days ago · 94 km deep · 91 km away
  43. 2.1103 km SSW of False Pass, Alaska · 981 days ago · 26 km deep · 56 km away
  44. 2.834 km ESE of Akutan, Alaska · 981 days ago · 82 km deep · 58 km away
  45. 1.892 km S of False Pass, Alaska · 981 days ago · 26 km deep · 78 km away
  46. 2.9156 km S of False Pass, Alaska · 981 days ago · 35 km deep · 75 km away
  47. 2.1105 km ESE of Akutan, Alaska · 980 days ago · 25 km deep · 19 km away
  48. 2.648 km SE of Akutan, Alaska · 978 days ago · 58 km deep · 45 km away
  49. 2.5108 km ESE of Akutan, Alaska · 977 days ago · 35 km deep · 24 km away
  50. 2.295 km ESE of Akutan, Alaska · 977 days ago · 38 km deep · 18 km away
  51. 2.788 km SSW of False Pass, Alaska · 977 days ago · 35 km deep · 66 km away
  52. 2.249 km ESE of Akutan, Alaska · 977 days ago · 65 km deep · 46 km away
  53. 2.183 km SSW of False Pass, Alaska · 977 days ago · 69 km deep · 71 km away
  54. 2.3138 km SE of Akutan, Alaska · 977 days ago · 17 km deep · 61 km away
  55. 2.691 km SE of Akutan, Alaska · 976 days ago · 35 km deep · 30 km away
  56. 1.859 km SSE of Akutan, Alaska · 975 days ago · 55 km deep · 46 km away
  57. 1.857 km SSE of Akutan, Alaska · 975 days ago · 58 km deep · 47 km away
  58. 1.753 km SSE of Unalaska, Alaska · 974 days ago · 43 km deep · 99 km away
  59. 2.2137 km S of False Pass, Alaska · 973 days ago · 12 km deep · 71 km away
  60. 3.4155 km S of False Pass, Alaska · 973 days ago · 35 km deep · 89 km away

The first 60 of 115.

Before

  1. 3.581 km SSE of Akutan, Alaska · 1006 days ago · 35 km deep · 49 km away
  2. 2.357 km SSE of Akutan, Alaska · 1007 days ago · 64 km deep · 60 km away
  3. 2.6111 km ESE of Akutan, Alaska · 1007 days ago · 30 km deep · 33 km away
  4. 2.029 km S of Akutan, Alaska · 1008 days ago · 66 km deep · 78 km away
  5. 1.874 km SE of Akutan, Alaska · 1009 days ago · 43 km deep · 15 km away
  6. 3.593 km SSE of Akutan, Alaska · 1009 days ago · 35 km deep · 34 km away
  7. 2.785 km SSE of Akutan, Alaska · 1009 days ago · 28 km deep · 34 km away
  8. 3.092 km SSE of Akutan, Alaska · 1009 days ago · 35 km deep · 35 km away
  9. 2.997 km SSE of Akutan, Alaska · 1009 days ago · 35 km deep · 40 km away
  10. 3.0134 km SE of Akutan, Alaska · 1009 days ago · 10 km deep · 59 km away
  11. 3.677 km SSE of Akutan, Alaska · 1009 days ago · 35 km deep · 43 km away
  12. 2.888 km SSE of Akutan, Alaska · 1009 days ago · 35 km deep · 34 km away
  13. 2.788 km SSE of Akutan, Alaska · 1009 days ago · 35 km deep · 37 km away
  14. 4.385 km SSE of Akutan, Alaska · 1009 days ago · 35 km deep · 36 km away · felt by 1
  15. 4.080 km SE of Akutan, Alaska · 1009 days ago · 44 km deep · 30 km away
  16. 2.6156 km S of False Pass, Alaska · 1010 days ago · 10 km deep · 86 km away
  17. 2.179 km E of Akutan, Alaska · 1010 days ago · 17 km deep · 41 km away
  18. 2.045 km S of Akutan, Alaska · 1010 days ago · 35 km deep · 73 km away
  19. 2.961 km SE of Akutan, Alaska · 1010 days ago · 35 km deep · 28 km away
  20. 2.49 km E of Akutan, Alaska · 1011 days ago · 116 km deep · 81 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000m561 (also filed as ak023gruyr41). Read Thu, Oct 1, 2026, 4:30 PM UTC.