Alaska earthquakes

M3.3 earthquake 96 km SE of Adak, Alaska

A magnitude 3.3 earthquake struck 96 km SE of Adak, Alaska on Tue, Apr 16, 2024, 11:45 AM HADT (20:45 UTC), 31 km (19 mi) below the surface.

A larger quake followed: M4.9 53 km E 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
3.3 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2024-04-16 20:45:21 UTC
Depth
30.6 km (19.0 mi), shallow
Epicenter
51.200° N, 175.756° 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
3.3ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.097 · 14 stations
2.9ML, 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 4.4 km horizontally, 15.6 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
238°, poorly surrounded by stations
Stations used
15

Nearby

Within 100 km, magnitude 1.5 and up: 189 in the 60 days after this one and 75 in the 30 days before it.

After

  1. 2.963 km SSE of Adak, Alaska · 898 days ago · 32 km deep · 41 km away
  2. 2.258 km SSE of Adak, Alaska · 898 days ago · 26 km deep · 44 km away
  3. 2.263 km SE of Adak, Alaska · 898 days ago · 28 km deep · 35 km away
  4. 1.949 km SE of Adak, Alaska · 897 days ago · 38 km deep · 49 km away
  5. 1.991 km SSE of Adak, Alaska · 897 days ago · 13 km deep · 10 km away
  6. 1.658 km SE of Adak, Alaska · 897 days ago · 24 km deep · 38 km away
  7. 1.758 km SW of Adak, Alaska · 897 days ago · 48 km deep · 98 km away
  8. 1.665 km SSW of Adak, Alaska · 897 days ago · 39 km deep · 94 km away
  9. 2.595 km S of Adak, Alaska · 897 days ago · 10 km deep · 51 km away
  10. 1.792 km S of Adak, Alaska · 896 days ago · 5 km deep · 55 km away
  11. 2.6102 km ESE of Adak, Alaska · 896 days ago · 35 km deep · 49 km away
  12. 1.697 km ESE of Adak, Alaska · 896 days ago · 34 km deep · 51 km away
  13. 1.56 km SE of Adak, Alaska · 896 days ago · 71 km deep · 90 km away
  14. 2.5168 km S of Adak, Alaska · 896 days ago · 10 km deep · 95 km away
  15. 1.668 km WSW of Atka, Alaska · 896 days ago · 63 km deep · 92 km away
  16. 2.667 km SSW of Adak, Alaska · 896 days ago · 35 km deep · 87 km away
  17. 1.696 km SE of Adak, Alaska · 895 days ago · 16 km deep · 2 km away
  18. 1.952 km SSE of Adak, Alaska · 895 days ago · 28 km deep · 47 km away
  19. 3.069 km SSE of Adak, Alaska · 895 days ago · 34 km deep · 40 km away
  20. 1.646 km SE of Adak, Alaska · 895 days ago · 36 km deep · 50 km away
  21. 1.832 km SSW of Adak, Alaska · 894 days ago · 39 km deep · 86 km away
  22. 2.059 km SSE of Adak, Alaska · 894 days ago · 24 km deep · 46 km away
  23. 3.373 km SW of Atka, Alaska · 894 days ago · 49 km deep · 81 km away
  24. 2.020 km ESE of Adak, Alaska · 892 days ago · 69 km deep · 77 km away
  25. 2.055 km SW of Atka, Alaska · 891 days ago · 24 km deep · 100 km away
  26. 2.257 km SE of Adak, Alaska · 891 days ago · 26 km deep · 39 km away
  27. 2.669 km S of Adak, Alaska · 890 days ago · 35 km deep · 72 km away
  28. 1.962 km S of Adak, Alaska · 890 days ago · 26 km deep · 74 km away
  29. 2.174 km SSE of Adak, Alaska · 889 days ago · 25 km deep · 43 km away
  30. 1.747 km SW of Adak, Alaska · 889 days ago · 44 km deep · 99 km away
  31. 1.649 km S of Adak, Alaska · 888 days ago · 25 km deep · 65 km away
  32. 1.599 km SW of Atka, Alaska · 888 days ago · 31 km deep · 55 km away
  33. 2.645 km SSW of Adak, Alaska · 888 days ago · 64 km deep · 88 km away
  34. 1.965 km ENE of Adak, Alaska · 888 days ago · 96 km deep · 95 km away
  35. 1.742 km SSW of Adak, Alaska · 888 days ago · 37 km deep · 83 km away
  36. 2.584 km SSE of Adak, Alaska · 887 days ago · 10 km deep · 38 km away
  37. 1.653 km SSW of Adak, Alaska · 887 days ago · 37 km deep · 92 km away
  38. 1.667 km SSW of Adak, Alaska · 887 days ago · 24 km deep · 85 km away
  39. 1.780 km SE of Adak, Alaska · 887 days ago · 26 km deep · 29 km away
  40. 2.560 km SSW of Adak, Alaska · 887 days ago · 35 km deep · 92 km away
  41. 3.498 km SW of Atka, Alaska · 887 days ago · 35 km deep · 56 km away
  42. 2.767 km SE of Adak, Alaska · 886 days ago · 35 km deep · 31 km away
  43. 3.468 km SE of Adak, Alaska · 885 days ago · 35 km deep · 28 km away
  44. 2.092 km SSE of Adak, Alaska · 885 days ago · 26 km deep · 37 km away
  45. 1.856 km ESE of Adak, Alaska · 884 days ago · 43 km deep · 47 km away
  46. 3.391 km SSW of Atka, Alaska · 883 days ago · 35 km deep · 69 km away
  47. 1.839 km SSE of Adak, Alaska · 883 days ago · 34 km deep · 59 km away
  48. 2.593 km SW of Atka, Alaska · 883 days ago · 29 km deep · 61 km away
  49. 2.183 km ENE of Adak, Alaska · 882 days ago · 82 km deep · 95 km away
  50. 3.158 km SSE of Adak, Alaska · 881 days ago · 35 km deep · 44 km away
  51. 2.540 km S of Adak, Alaska · 881 days ago · 55 km deep · 76 km away
  52. 1.984 km SSW of Atka, Alaska · 881 days ago · 4 km deep · 74 km away
  53. 2.647 km ENE of Adak, Alaska · 881 days ago · 138 km deep · 96 km away
  54. 1.942 km SSE of Adak, Alaska · 881 days ago · 27 km deep · 54 km away
  55. 2.053 km SE of Adak, Alaska · 880 days ago · 49 km deep · 43 km away
  56. 1.751 km SSW of Adak, Alaska · 879 days ago · 36 km deep · 95 km away
  57. 1.865 km S of Adak, Alaska · 879 days ago · 2 km deep · 50 km away
  58. 3.555 km SSE of Adak, Alaska · 879 days ago · 35 km deep · 43 km away
  59. 1.767 km SSE of Adak, Alaska · 879 days ago · 20 km deep · 38 km away
  60. 3.037 km SSE of Adak, Alaska · 879 days ago · 37 km deep · 60 km away

The first 60 of 189.

Before

  1. 2.327 km SE of Adak, Alaska · 900 days ago · 186 km deep · 70 km away
  2. 2.141 km E of Adak, Alaska · 900 days ago · 75 km deep · 74 km away
  3. 2.676 km SSE of Adak, Alaska · 900 days ago · 31 km deep · 36 km away
  4. 2.195 km SW of Atka, Alaska · 901 days ago · 45 km deep · 60 km away
  5. 1.640 km S of Adak, Alaska · 902 days ago · 39 km deep · 68 km away
  6. 2.652 km SE of Adak, Alaska · 902 days ago · 35 km deep · 44 km away
  7. 1.678 km SSE of Adak, Alaska · 902 days ago · 13 km deep · 44 km away
  8. 1.698 km ESE of Adak, Alaska · 903 days ago · 26 km deep · 55 km away
  9. 1.923 km S of Adak, Alaska · 903 days ago · 46 km deep · 81 km away
  10. 2.1113 km SSW of Atka, Alaska · 903 days ago · 31 km deep · 49 km away
  11. 1.970 km SSW of Adak, Alaska · 903 days ago · 18 km deep · 89 km away
  12. 2.777 km E of Adak, Alaska · 904 days ago · 163 km deep · 66 km away
  13. 2.2120 km SSW of Atka, Alaska · 907 days ago · 2 km deep · 71 km away
  14. 2.967 km SW of Atka, Alaska · 909 days ago · 85 km deep · 90 km away
  15. 2.072 km SW of Atka, Alaska · 911 days ago · 21 km deep · 82 km away
  16. 2.045 km S of Adak, Alaska · 912 days ago · 43 km deep · 63 km away
  17. 3.0106 km S of Atka, Alaska · 912 days ago · 35 km deep · 98 km away
  18. 2.860 km SE of Adak, Alaska · 912 days ago · 35 km deep · 37 km away
  19. 2.964 km SE of Adak, Alaska · 912 days ago · 35 km deep · 33 km away
  20. 3.266 km SE of Adak, Alaska · 912 days ago · 35 km deep · 31 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000myv9 (also filed as ak0244xaohnt). Read Sat, Oct 3, 2026, 3:48 AM UTC.