Alaska earthquakes

M3.0 earthquake 10 km WSW of Adak, Alaska

A magnitude 3.0 earthquake struck 10 km WSW of Adak, Alaska on Sat, Dec 16, 2023, 11:53 PM HAST (09:53 UTC), 86 km (53 mi) below the surface.

A larger quake followed: M4.1 11 km SSE of Adak, 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
3.0 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2023-12-17 09:53:32 UTC
Depth
85.6 km (53.2 mi), intermediate-depth
Epicenter
51.842° N, 176.771° 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
3.0ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.085 · 18 stations
2.6ML, 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 8.4 km horizontally, 5.6 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
169°
Stations used
19

Nearby

Within 100 km, magnitude 1.5 and up: 128 in the 60 days after this one and 96 in the 30 days before it.

After

  1. 1.797 km WSW of Adak, Alaska · 1019 days ago · 14 km deep · 87 km away
  2. 1.560 km WSW of Adak, Alaska · 1018 days ago · 3 km deep · 50 km away
  3. 1.859 km SE of Adak, Alaska · 1018 days ago · 26 km deep · 65 km away
  4. 1.886 km WSW of Adak, Alaska · 1018 days ago · 40 km deep · 76 km away
  5. 1.965 km SE of Adak, Alaska · 1018 days ago · 34 km deep · 71 km away
  6. 2.155 km SSW of Adak, Alaska · 1018 days ago · 23 km deep · 49 km away
  7. 2.166 km SSE of Adak, Alaska · 1018 days ago · 19 km deep · 66 km away
  8. 2.577 km SSW of Adak, Alaska · 1017 days ago · 35 km deep · 71 km away
  9. 2.935 km W of Adak, Alaska · 1017 days ago · 5 km deep · 27 km away
  10. 1.639 km WNW of Adak, Alaska · 1017 days ago · 4 km deep · 32 km away
  11. 1.837 km WNW of Adak, Alaska · 1017 days ago · 5 km deep · 30 km away
  12. 1.640 km W of Adak, Alaska · 1016 days ago · 7 km deep · 32 km away
  13. 2.084 km SW of Adak, Alaska · 1016 days ago · 13 km deep · 75 km away
  14. 2.262 km SE of Adak, Alaska · 1015 days ago · 22 km deep · 67 km away
  15. 3.024 km E of Adak, Alaska · 1014 days ago · 77 km deep · 34 km away
  16. 1.598 km WSW of Adak, Alaska · 1014 days ago · 19 km deep · 88 km away
  17. 1.984 km W of Adak, Alaska · 1013 days ago · 10 km deep · 75 km away
  18. 2.749 km SW of Adak, Alaska · 1013 days ago · 68 km deep · 41 km away
  19. 3.842 km SSW of Adak, Alaska · 1013 days ago · 46 km deep · 37 km away
  20. 2.251 km W of Adak, Alaska · 1013 days ago · 79 km deep · 42 km away
  21. 2.294 km S of Adak, Alaska · 1013 days ago · 16 km deep · 91 km away
  22. 2.278 km S of Adak, Alaska · 1013 days ago · 19 km deep · 76 km away
  23. 2.285 km WSW of Adak, Alaska · 1012 days ago · 76 km deep · 75 km away
  24. 2.887 km WSW of Adak, Alaska · 1012 days ago · 69 km deep · 77 km away
  25. 2.182 km ENE of Adak, Alaska · 1012 days ago · 95 km deep · 92 km away
  26. 1.541 km SW of Adak, Alaska · 1011 days ago · 50 km deep · 32 km away
  27. 1.937 km WNW of Adak, Alaska · 1011 days ago · 0 km deep · 31 km away
  28. 1.860 km SE of Adak, Alaska · 1011 days ago · 26 km deep · 64 km away
  29. 3.072 km SSW of Adak, Alaska · 1011 days ago · 35 km deep · 66 km away
  30. 1.659 km W of Adak, Alaska · 1011 days ago · 13 km deep · 50 km away
  31. 1.760 km W of Adak, Alaska · 1010 days ago · 2 km deep · 50 km away
  32. 2.188 km WSW of Adak, Alaska · 1010 days ago · 50 km deep · 79 km away
  33. 2.064 km SSW of Adak, Alaska · 1008 days ago · 46 km deep · 57 km away
  34. 1.869 km SW of Adak, Alaska · 1008 days ago · 33 km deep · 59 km away
  35. 2.113 km SSW of Adak, Alaska · 1008 days ago · 73 km deep · 8 km away
  36. 2.060 km SSE of Adak, Alaska · 1007 days ago · 23 km deep · 63 km away
  37. 1.860 km SSE of Adak, Alaska · 1007 days ago · 23 km deep · 63 km away
  38. 3.987 km NNE of Adak, Alaska · 1007 days ago · 216 km deep · 96 km away
  39. 3.569 km WSW of Adak, Alaska · 1007 days ago · 55 km deep · 60 km away
  40. 2.193 km SW of Adak, Alaska · 1007 days ago · 31 km deep · 84 km away
  41. 2.690 km SW of Adak, Alaska · 1007 days ago · 35 km deep · 81 km away
  42. 2.039 km S of Adak, Alaska · 1005 days ago · 42 km deep · 37 km away
  43. 2.467 km NE of Adak, Alaska · 1005 days ago · 149 km deep · 76 km away
  44. 2.161 km WSW of Adak, Alaska · 1005 days ago · 69 km deep · 51 km away
  45. 2.052 km S of Adak, Alaska · 1005 days ago · 31 km deep · 49 km away
  46. 1.933 km SSW of Adak, Alaska · 1004 days ago · 53 km deep · 29 km away
  47. 1.950 km WSW of Adak, Alaska · 1004 days ago · 68 km deep · 41 km away
  48. 2.916 km NE of Adak, Alaska · 1003 days ago · 95 km deep · 25 km away
  49. 3.079 km SW of Adak, Alaska · 1003 days ago · 32 km deep · 70 km away
  50. 3.764 km W of Adak, Alaska · 996 days ago · 72 km deep · 55 km away
  51. 2.976 km SE of Adak, Alaska · 992 days ago · 35 km deep · 82 km away
  52. 3.651 km SSW of Adak, Alaska · 991 days ago · 35 km deep · 46 km away
  53. 4.111 km SSE of Adak, Alaska · 989 days ago · 70 km deep · 17 km away · felt by 1
  54. 3.433 km SSE of Adak, Alaska · 988 days ago · 35 km deep · 36 km away
  55. 3.965 km NNW of Adak, Alaska · 982 days ago · 9 km deep · 65 km away
  56. 2.995 km SW of Adak, Alaska · 977 days ago · 35 km deep · 86 km away
  57. 2.068 km SW of Adak, Alaska · 976 days ago · 33 km deep · 59 km away
  58. 4.0103 km SW of Adak, Alaska · 976 days ago · 53 km deep · 94 km away
  59. 2.673 km SW of Adak, Alaska · 975 days ago · 35 km deep · 65 km away
  60. 1.753 km SSE of Adak, Alaska · 975 days ago · 17 km deep · 54 km away

The first 60 of 128.

Before

  1. 2.897 km WSW of Adak, Alaska · 1019 days ago · 35 km deep · 87 km away
  2. 2.670 km SSW of Adak, Alaska · 1019 days ago · 35 km deep · 64 km away
  3. 1.968 km SW of Adak, Alaska · 1019 days ago · 47 km deep · 59 km away
  4. 2.290 km SW of Adak, Alaska · 1019 days ago · 39 km deep · 81 km away
  5. 1.990 km WSW of Adak, Alaska · 1020 days ago · 13 km deep · 80 km away
  6. 2.630 km S of Adak, Alaska · 1021 days ago · 67 km deep · 27 km away
  7. 1.843 km SW of Adak, Alaska · 1021 days ago · 48 km deep · 34 km away
  8. 1.825 km W of Adak, Alaska · 1022 days ago · 8 km deep · 17 km away
  9. 2.546 km SSE of Adak, Alaska · 1023 days ago · 35 km deep · 46 km away
  10. 2.049 km SSE of Adak, Alaska · 1023 days ago · 41 km deep · 50 km away
  11. 1.781 km E of Adak, Alaska · 1023 days ago · 32 km deep · 90 km away
  12. 1.859 km WSW of Adak, Alaska · 1023 days ago · 13 km deep · 50 km away
  13. 1.959 km WSW of Adak, Alaska · 1023 days ago · 13 km deep · 49 km away
  14. 1.894 km WSW of Adak, Alaska · 1023 days ago · 21 km deep · 84 km away
  15. 1.950 km SW of Adak, Alaska · 1023 days ago · 41 km deep · 42 km away
  16. 2.542 km SW of Adak, Alaska · 1023 days ago · 37 km deep · 34 km away
  17. 2.417 km NNW of Adak, Alaska · 1024 days ago · 197 km deep · 21 km away
  18. 1.736 km SSW of Adak, Alaska · 1024 days ago · 37 km deep · 30 km away
  19. 1.560 km W of Adak, Alaska · 1024 days ago · 7 km deep · 51 km away
  20. 2.035 km SSE of Adak, Alaska · 1025 days ago · 35 km deep · 39 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000m2dz (also filed as ak023g4nb59p). Read Thu, Oct 1, 2026, 6:30 AM UTC.