Alaska earthquakes

M3.3 earthquake 91 km SSW of Atka, Alaska

A magnitude 3.3 earthquake struck 91 km SSW of Atka, Alaska on Thu, May 2, 2024, 9:22 AM HADT (18:22 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M5.0 66 km W 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
3.3 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2024-05-02 18:22:46 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
51.488° N, 174.876° 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 · ±0.091 · 16 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 5.3 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.09
Depth from
Operator assigned
Station coverage gap
208°, poorly surrounded by stations
Stations used
17

Nearby

Within 100 km, magnitude 1.5 and up: 176 in the 60 days after this one and 60 in the 30 days before it.

After

  1. 2.593 km SW of Atka, Alaska · 881 days ago · 29 km deep · 23 km away
  2. 2.183 km ENE of Adak, Alaska · 880 days ago · 82 km deep · 72 km away
  3. 1.984 km SSW of Atka, Alaska · 879 days ago · 4 km deep · 8 km away
  4. 2.647 km ENE of Adak, Alaska · 879 days ago · 138 km deep · 99 km away
  5. 1.942 km SSE of Adak, Alaska · 879 days ago · 27 km deep · 99 km away
  6. 2.053 km SE of Adak, Alaska · 879 days ago · 49 km deep · 90 km away
  7. 2.129 km S of Atka, Alaska · 878 days ago · 56 km deep · 66 km away
  8. 2.027 km SSW of Atka, Alaska · 877 days ago · 65 km deep · 66 km away
  9. 3.555 km SSE of Adak, Alaska · 877 days ago · 35 km deep · 94 km away
  10. 2.178 km SSE of Atka, Alaska · 877 days ago · 8 km deep · 74 km away
  11. 1.845 km SW of Atka, Alaska · 877 days ago · 58 km deep · 51 km away
  12. 1.928 km SE of Atka, Alaska · 877 days ago · 61 km deep · 84 km away
  13. 1.767 km SSE of Adak, Alaska · 877 days ago · 20 km deep · 99 km away
  14. 1.643 km SE of Adak, Alaska · 876 days ago · 49 km deep · 91 km away
  15. 1.961 km SSW of Atka, Alaska · 876 days ago · 20 km deep · 30 km away
  16. 2.769 km E of Adak, Alaska · 876 days ago · 86 km deep · 78 km away
  17. 2.751 km W of Atka, Alaska · 876 days ago · 176 km deep · 73 km away
  18. 1.858 km SSE of Adak, Alaska · 875 days ago · 26 km deep · 96 km away
  19. 2.645 km ESE of Adak, Alaska · 875 days ago · 148 km deep · 83 km away
  20. 1.932 km SW of Atka, Alaska · 875 days ago · 22 km deep · 59 km away
  21. 1.958 km SSE of Adak, Alaska · 875 days ago · 25 km deep · 97 km away
  22. 4.953 km E of Adak, Alaska · 873 days ago · 54 km deep · 83 km away
  23. 1.959 km SE of Adak, Alaska · 872 days ago · 26 km deep · 88 km away
  24. 2.647 km SE of Atka, Alaska · 872 days ago · 85 km deep · 97 km away
  25. 2.857 km SE of Atka, Alaska · 872 days ago · 35 km deep · 92 km away
  26. 1.962 km SE of Adak, Alaska · 871 days ago · 14 km deep · 86 km away
  27. 2.941 km ENE of Adak, Alaska · 871 days ago · 142 km deep · 100 km away
  28. 2.091 km SW of Atka, Alaska · 870 days ago · 26 km deep · 11 km away
  29. 2.696 km SW of Atka, Alaska · 870 days ago · 35 km deep · 24 km away
  30. 2.895 km S of Atka, Alaska · 869 days ago · 10 km deep · 42 km away
  31. 2.294 km S of Atka, Alaska · 869 days ago · 5 km deep · 35 km away
  32. 1.857 km SE of Adak, Alaska · 869 days ago · 30 km deep · 79 km away
  33. 1.759 km SE of Adak, Alaska · 868 days ago · 23 km deep · 85 km away
  34. 1.851 km SSE of Adak, Alaska · 868 days ago · 37 km deep · 98 km away
  35. 1.957 km SW of Atka, Alaska · 868 days ago · 46 km deep · 38 km away
  36. 2.877 km SSE of Atka, Alaska · 866 days ago · 35 km deep · 80 km away
  37. 1.570 km SE of Adak, Alaska · 865 days ago · 13 km deep · 71 km away
  38. 1.942 km SSW of Atka, Alaska · 864 days ago · 45 km deep · 49 km away
  39. 3.026 km SSW of Atka, Alaska · 864 days ago · 108 km deep · 67 km away
  40. 2.971 km ENE of Adak, Alaska · 864 days ago · 182 km deep · 81 km away
  41. 2.679 km ESE of Adak, Alaska · 864 days ago · 48 km deep · 49 km away
  42. 1.861 km SE of Adak, Alaska · 863 days ago · 23 km deep · 75 km away
  43. 3.067 km SSE of Atka, Alaska · 862 days ago · 35 km deep · 80 km away
  44. 2.568 km ESE of Adak, Alaska · 862 days ago · 42 km deep · 63 km away
  45. 2.486 km W of Atka, Alaska · 862 days ago · 158 km deep · 99 km away
  46. 2.034 km SW of Atka, Alaska · 862 days ago · 72 km deep · 59 km away
  47. 1.784 km SW of Atka, Alaska · 862 days ago · 26 km deep · 26 km away
  48. 2.212 km WSW of Atka, Alaska · 861 days ago · 89 km deep · 81 km away
  49. 2.161 km SE of Adak, Alaska · 861 days ago · 26 km deep · 77 km away
  50. 2.175 km WSW of Atka, Alaska · 860 days ago · 53 km deep · 44 km away
  51. 3.024 km W of Atka, Alaska · 860 days ago · 209 km deep · 77 km away
  52. 3.070 km SE of Adak, Alaska · 860 days ago · 37 km deep · 78 km away
  53. 2.673 km ENE of Adak, Alaska · 859 days ago · 169 km deep · 98 km away
  54. 1.773 km SSE of Adak, Alaska · 859 days ago · 22 km deep · 99 km away
  55. 1.773 km SSE of Adak, Alaska · 859 days ago · 25 km deep · 99 km away
  56. 1.936 km SE of Atka, Alaska · 859 days ago · 14 km deep · 96 km away
  57. 1.956 km WSW of Atka, Alaska · 859 days ago · 77 km deep · 57 km away
  58. 1.548 km SE of Adak, Alaska · 859 days ago · 31 km deep · 94 km away
  59. 1.863 km SSE of Adak, Alaska · 858 days ago · 26 km deep · 89 km away
  60. 1.558 km SSE of Adak, Alaska · 858 days ago · 16 km deep · 90 km away

The first 60 of 176.

Before

  1. 1.856 km ESE of Adak, Alaska · 882 days ago · 43 km deep · 75 km away
  2. 3.129 km W of Atka, Alaska · 883 days ago · 227 km deep · 86 km away
  3. 2.4158 km S of Atka, Alaska · 883 days ago · 10 km deep · 95 km away
  4. 3.468 km SE of Adak, Alaska · 883 days ago · 35 km deep · 81 km away
  5. 2.767 km SE of Adak, Alaska · 884 days ago · 35 km deep · 73 km away
  6. 3.056 km W of Atka, Alaska · 884 days ago · 11 km deep · 71 km away
  7. 3.498 km SW of Atka, Alaska · 885 days ago · 35 km deep · 26 km away
  8. 1.780 km SE of Adak, Alaska · 885 days ago · 26 km deep · 56 km away
  9. 3.328 km WNW of Atka, Alaska · 885 days ago · 109 km deep · 92 km away
  10. 2.231 km WNW of Atka, Alaska · 885 days ago · 145 km deep · 95 km away
  11. 2.172 km SSE of Atka, Alaska · 886 days ago · 14 km deep · 87 km away
  12. 1.965 km ENE of Adak, Alaska · 886 days ago · 96 km deep · 86 km away
  13. 1.950 km SE of Atka, Alaska · 886 days ago · 80 km deep · 92 km away
  14. 1.715 km S of Atka, Alaska · 886 days ago · 16 km deep · 79 km away
  15. 1.599 km SW of Atka, Alaska · 887 days ago · 31 km deep · 29 km away
  16. 2.3111 km SSE of Atka, Alaska · 887 days ago · 27 km deep · 97 km away
  17. 1.955 km SSW of Atka, Alaska · 887 days ago · 16 km deep · 38 km away
  18. 2.766 km ENE of Adak, Alaska · 887 days ago · 150 km deep · 93 km away
  19. 2.257 km SE of Adak, Alaska · 889 days ago · 26 km deep · 88 km away
  20. 2.055 km SW of Atka, Alaska · 889 days ago · 24 km deep · 36 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000mxvj (also filed as ak0245npyayj). Read Thu, Oct 1, 2026, 8:01 AM UTC.