Alaska earthquakes

M3.1 earthquake 46 km NNW of Atka, Alaska

A magnitude 3.1 earthquake struck 46 km NNW of Atka, Alaska on Mon, Dec 11, 2023, 2:31 AM HAST (12:31 UTC), 206 km (128 mi) below the surface.

A larger quake followed: M4.3 84 km WSW of Atka, Alaska. This one was a foreshock.

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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
2023-12-11 12:31:25 UTC
Depth
205.7 km (127.8 mi), intermediate-depth
Epicenter
52.549° N, 174.555° 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 · ±0.094 · 20 stations
2.8ML, 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 20.4 km horizontally, 14.9 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
171°
Stations used
22

Nearby

Within 100 km, magnitude 1.5 and up: 54 in the 60 days after this one and 34 in the 30 days before it.

After

  1. 1.932 km ESE of Atka, Alaska · 1025 days ago · 5 km deep · 75 km away
  2. 2.042 km W of Atka, Alaska · 1025 days ago · 14 km deep · 45 km away
  3. 1.934 km ESE of Atka, Alaska · 1025 days ago · 4 km deep · 78 km away
  4. 4.136 km NW of Atka, Alaska · 1025 days ago · 177 km deep · 10 km away
  5. 4.384 km WSW of Atka, Alaska · 1025 days ago · 48 km deep · 96 km away
  6. 2.377 km W of Atka, Alaska · 1024 days ago · 136 km deep · 65 km away
  7. 2.338 km ESE of Atka, Alaska · 1024 days ago · 24 km deep · 81 km away
  8. 2.065 km WSW of Atka, Alaska · 1023 days ago · 61 km deep · 79 km away
  9. 1.971 km WSW of Atka, Alaska · 1020 days ago · 63 km deep · 75 km away
  10. 3.863 km E of Atka, Alaska · 1019 days ago · 77 km deep · 98 km away
  11. 3.855 km NW of Atka, Alaska · 1019 days ago · 193 km deep · 11 km away
  12. 2.574 km W of Atka, Alaska · 1018 days ago · 117 km deep · 68 km away
  13. 2.157 km SSW of Atka, Alaska · 1017 days ago · 42 km deep · 90 km away
  14. 2.137 km E of Atka, Alaska · 1017 days ago · 13 km deep · 70 km away
  15. 2.566 km WSW of Atka, Alaska · 1016 days ago · 81 km deep · 70 km away
  16. 3.121 km SE of Atka, Alaska · 1014 days ago · 134 km deep · 66 km away
  17. 3.235 km E of Atka, Alaska · 1013 days ago · 179 km deep · 67 km away
  18. 2.182 km ENE of Adak, Alaska · 1013 days ago · 95 km deep · 83 km away
  19. 1.929 km S of Atka, Alaska · 1013 days ago · 65 km deep · 73 km away
  20. 1.823 km SSW of Atka, Alaska · 1012 days ago · 60 km deep · 61 km away
  21. 3.147 km SE of Atka, Alaska · 1012 days ago · 10 km deep · 93 km away
  22. 3.365 km ENE of Atka, Alaska · 1010 days ago · 183 km deep · 87 km away
  23. 3.639 km N of Atka, Alaska · 1008 days ago · 223 km deep · 25 km away
  24. 3.987 km NNE of Adak, Alaska · 1008 days ago · 216 km deep · 95 km away
  25. 2.144 km SSE of Atka, Alaska · 1007 days ago · 38 km deep · 90 km away
  26. 2.035 km SE of Atka, Alaska · 1006 days ago · 16 km deep · 80 km away
  27. 3.133 km ESE of Atka, Alaska · 1006 days ago · 122 km deep · 73 km away
  28. 2.152 km E of Atka, Alaska · 1005 days ago · 2 km deep · 83 km away
  29. 2.021 km SSW of Atka, Alaska · 1001 days ago · 11 km deep · 61 km away
  30. 4.250 km NNW of Atka, Alaska · 999 days ago · 177 km deep · 12 km away
  31. 4.084 km NNW of Atka, Alaska · 997 days ago · 200 km deep · 38 km away
  32. 3.054 km ESE of Atka, Alaska · 995 days ago · 87 km deep · 97 km away
  33. 2.316 km SW of Atka, Alaska · 989 days ago · 7 km deep · 54 km away
  34. 2.023 km SSE of Atka, Alaska · 982 days ago · 15 km deep · 69 km away
  35. 3.355 km ENE of Atka, Alaska · 977 days ago · 119 km deep · 81 km away
  36. 2.431 km NE of Atka, Alaska · 977 days ago · 150 km deep · 51 km away
  37. 2.136 km ESE of Atka, Alaska · 977 days ago · 9 km deep · 79 km away
  38. 3.146 km SE of Atka, Alaska · 977 days ago · 11 km deep · 90 km away
  39. 2.238 km SSE of Atka, Alaska · 976 days ago · 60 km deep · 84 km away
  40. 2.158 km WSW of Atka, Alaska · 976 days ago · 61 km deep · 74 km away
  41. 1.962 km SW of Atka, Alaska · 976 days ago · 35 km deep · 83 km away
  42. 1.868 km SW of Atka, Alaska · 975 days ago · 26 km deep · 89 km away
  43. 2.749 km SW of Atka, Alaska · 975 days ago · 65 km deep · 74 km away
  44. 1.870 km SSW of Atka, Alaska · 975 days ago · 20 km deep · 99 km away
  45. 1.714 km SSW of Atka, Alaska · 975 days ago · 21 km deep · 55 km away
  46. 3.042 km NW of Atka, Alaska · 974 days ago · 170 km deep · 5 km away
  47. 3.3106 km NNE of Adak, Alaska · 973 days ago · 216 km deep · 95 km away
  48. 1.515 km NNE of Atka, Alaska · 972 days ago · 4 km deep · 37 km away
  49. 1.725 km WNW of Atka, Alaska · 970 days ago · 9 km deep · 29 km away
  50. 1.961 km SW of Atka, Alaska · 969 days ago · 22 km deep · 84 km away
  51. 3.445 km SW of Atka, Alaska · 968 days ago · 45 km deep · 69 km away
  52. 2.435 km ESE of Atka, Alaska · 968 days ago · 13 km deep · 76 km away
  53. 2.774 km NE of Adak, Alaska · 967 days ago · 190 km deep · 96 km away
  54. 2.949 km WSW of Atka, Alaska · 966 days ago · 155 km deep · 66 km away

Before

  1. 2.682 km W of Atka, Alaska · 1027 days ago · 106 km deep · 73 km away
  2. 2.947 km S of Atka, Alaska · 1027 days ago · 60 km deep · 91 km away
  3. 1.870 km SW of Atka, Alaska · 1029 days ago · 43 km deep · 91 km away
  4. 2.230 km SE of Atka, Alaska · 1032 days ago · 80 km deep · 75 km away
  5. 3.268 km WSW of Atka, Alaska · 1032 days ago · 82 km deep · 72 km away
  6. 2.337 km ENE of Atka, Alaska · 1033 days ago · 13 km deep · 67 km away
  7. 3.264 km E of Atka, Alaska · 1033 days ago · 116 km deep · 92 km away
  8. 1.950 km WSW of Atka, Alaska · 1035 days ago · 52 km deep · 70 km away
  9. 1.818 km WSW of Atka, Alaska · 1035 days ago · 6 km deep · 49 km away
  10. 1.931 km ESE of Atka, Alaska · 1035 days ago · 6 km deep · 75 km away
  11. 2.767 km W of Atka, Alaska · 1036 days ago · 132 km deep · 55 km away
  12. 3.249 km ESE of Atka, Alaska · 1038 days ago · 8 km deep · 92 km away
  13. 3.529 km ESE of Atka, Alaska · 1040 days ago · 97 km deep · 72 km away
  14. 2.46 km W of Atka, Alaska · 1040 days ago · 137 km deep · 44 km away
  15. 1.950 km W of Atka, Alaska · 1040 days ago · 14 km deep · 45 km away
  16. 2.746 km ESE of Atka, Alaska · 1042 days ago · 10 km deep · 90 km away
  17. 1.927 km E of Atka, Alaska · 1042 days ago · 13 km deep · 67 km away
  18. 2.783 km SW of Atka, Alaska · 1044 days ago · 62 km deep · 98 km away
  19. 2.744 km S of Atka, Alaska · 1046 days ago · 140 km deep · 87 km away
  20. 3.240 km WNW of Atka, Alaska · 1047 days ago · 175 km deep · 21 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000ll70 (also filed as ak023furqnjh). Read Fri, Oct 2, 2026, 1:41 PM UTC.