Alaska earthquakes

M2.9 earthquake 71 km ENE of Adak, Alaska

A magnitude 2.9 earthquake struck 71 km ENE of Adak, Alaska on Sun, May 19, 2024, 10:47 PM HADT (07:47 UTC), 182 km (113 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
2.9 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2024-05-20 07:47:08 UTC
Depth
182.3 km (113.3 mi), intermediate-depth
Epicenter
52.049° N, 175.632° 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
2.9ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.115 · 10 stations
2.5ML, 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 11.6 km horizontally, 6.6 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
169°
Stations used
15

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 85 in the 30 days before it.

After

  1. 2.679 km ESE of Adak, Alaska · 864 days ago · 48 km deep · 48 km away
  2. 1.930 km S of Adak, Alaska · 863 days ago · 56 km deep · 88 km away
  3. 1.861 km SE of Adak, Alaska · 863 days ago · 23 km deep · 64 km away
  4. 2.568 km ESE of Adak, Alaska · 862 days ago · 42 km deep · 55 km away
  5. 2.486 km W of Atka, Alaska · 862 days ago · 158 km deep · 31 km away
  6. 2.866 km N of Adak, Alaska · 862 days ago · 233 km deep · 75 km away
  7. 2.034 km SW of Atka, Alaska · 862 days ago · 72 km deep · 73 km away
  8. 1.784 km SW of Atka, Alaska · 862 days ago · 26 km deep · 55 km away
  9. 2.212 km WSW of Atka, Alaska · 861 days ago · 89 km deep · 87 km away
  10. 2.161 km SE of Adak, Alaska · 861 days ago · 26 km deep · 66 km away
  11. 2.175 km WSW of Atka, Alaska · 860 days ago · 53 km deep · 40 km away
  12. 3.024 km W of Atka, Alaska · 860 days ago · 209 km deep · 74 km away
  13. 3.070 km SE of Adak, Alaska · 860 days ago · 37 km deep · 78 km away
  14. 1.828 km SW of Adak, Alaska · 859 days ago · 59 km deep · 96 km away
  15. 1.935 km SSE of Adak, Alaska · 859 days ago · 39 km deep · 74 km away
  16. 3.268 km SSE of Adak, Alaska · 859 days ago · 35 km deep · 95 km away
  17. 3.568 km SSE of Adak, Alaska · 859 days ago · 35 km deep · 97 km away
  18. 1.731 km NE of Adak, Alaska · 859 days ago · 3 km deep · 46 km away
  19. 2.673 km ENE of Adak, Alaska · 859 days ago · 169 km deep · 18 km away
  20. 1.773 km SSE of Adak, Alaska · 859 days ago · 22 km deep · 97 km away
  21. 1.773 km SSE of Adak, Alaska · 859 days ago · 25 km deep · 98 km away
  22. 1.671 km SSE of Adak, Alaska · 859 days ago · 21 km deep · 100 km away
  23. 1.956 km WSW of Atka, Alaska · 859 days ago · 77 km deep · 46 km away
  24. 1.548 km SE of Adak, Alaska · 859 days ago · 31 km deep · 72 km away
  25. 1.863 km SSE of Adak, Alaska · 858 days ago · 26 km deep · 82 km away
  26. 1.558 km SSE of Adak, Alaska · 858 days ago · 16 km deep · 78 km away
  27. 1.570 km SSE of Adak, Alaska · 858 days ago · 26 km deep · 95 km away
  28. 2.971 km ENE of Adak, Alaska · 858 days ago · 170 km deep · 15 km away
  29. 1.564 km SSE of Adak, Alaska · 858 days ago · 26 km deep · 82 km away
  30. 1.659 km SE of Adak, Alaska · 858 days ago · 19 km deep · 77 km away
  31. 2.741 km SSE of Adak, Alaska · 858 days ago · 35 km deep · 75 km away
  32. 1.956 km SSW of Atka, Alaska · 858 days ago · 45 km deep · 79 km away
  33. 1.858 km SE of Adak, Alaska · 858 days ago · 23 km deep · 74 km away
  34. 2.368 km W of Atka, Alaska · 858 days ago · 193 km deep · 33 km away
  35. 3.6104 km NE of Adak, Alaska · 857 days ago · 171 km deep · 61 km away
  36. 1.859 km SSE of Adak, Alaska · 857 days ago · 25 km deep · 78 km away
  37. 1.860 km SE of Adak, Alaska · 856 days ago · 22 km deep · 65 km away
  38. 2.022 km NNW of Adak, Alaska · 856 days ago · 89 km deep · 74 km away
  39. 3.235 km WNW of Atka, Alaska · 855 days ago · 147 km deep · 77 km away
  40. 2.228 km W of Atka, Alaska · 855 days ago · 111 km deep · 72 km away
  41. 3.397 km SW of Atka, Alaska · 855 days ago · 35 km deep · 65 km away
  42. 1.558 km E of Adak, Alaska · 855 days ago · 15 km deep · 28 km away
  43. 1.955 km SW of Atka, Alaska · 855 days ago · 55 km deep · 60 km away
  44. 3.686 km SW of Atka, Alaska · 854 days ago · 33 km deep · 62 km away
  45. 2.849 km NW of Atka, Alaska · 854 days ago · 222 km deep · 76 km away
  46. 2.6103 km ESE of Adak, Alaska · 854 days ago · 35 km deep · 66 km away
  47. 1.612 km WSW of Adak, Alaska · 854 days ago · 71 km deep · 83 km away
  48. 3.751 km SE of Adak, Alaska · 853 days ago · 45 km deep · 74 km away
  49. 3.253 km SSE of Adak, Alaska · 853 days ago · 38 km deep · 77 km away
  50. 1.980 km WSW of Atka, Alaska · 853 days ago · 64 km deep · 34 km away
  51. 1.732 km SSW of Adak, Alaska · 853 days ago · 31 km deep · 92 km away
  52. 1.954 km S of Adak, Alaska · 853 days ago · 24 km deep · 99 km away
  53. 2.055 km SE of Adak, Alaska · 853 days ago · 24 km deep · 76 km away
  54. 1.749 km SE of Adak, Alaska · 852 days ago · 30 km deep · 71 km away
  55. 1.663 km SE of Adak, Alaska · 852 days ago · 25 km deep · 64 km away
  56. 1.786 km WSW of Atka, Alaska · 851 days ago · 62 km deep · 33 km away
  57. 2.155 km E of Adak, Alaska · 849 days ago · 85 km deep · 28 km away
  58. 2.668 km SE of Adak, Alaska · 849 days ago · 39 km deep · 77 km away
  59. 2.551 km ESE of Adak, Alaska · 848 days ago · 49 km deep · 52 km away
  60. 1.969 km SE of Adak, Alaska · 848 days ago · 26 km deep · 74 km away

The first 60 of at least 199.

Before

  1. 3.071 km SSE of Adak, Alaska · 864 days ago · 30 km deep · 98 km away
  2. 3.026 km SSW of Atka, Alaska · 864 days ago · 108 km deep · 93 km away
  3. 1.65 km SW of Adak, Alaska · 864 days ago · 70 km deep · 76 km away
  4. 1.942 km SSW of Atka, Alaska · 864 days ago · 45 km deep · 84 km away
  5. 1.570 km SE of Adak, Alaska · 865 days ago · 13 km deep · 70 km away
  6. 1.631 km SE of Adak, Alaska · 865 days ago · 57 km deep · 65 km away
  7. 1.814 km SSW of Adak, Alaska · 865 days ago · 79 km deep · 81 km away
  8. 3.656 km NNW of Atka, Alaska · 867 days ago · 222 km deep · 93 km away
  9. 2.141 km NNW of Adak, Alaska · 867 days ago · 149 km deep · 92 km away
  10. 1.839 km SSE of Adak, Alaska · 867 days ago · 46 km deep · 78 km away
  11. 1.957 km SW of Atka, Alaska · 867 days ago · 46 km deep · 63 km away
  12. 1.851 km SSE of Adak, Alaska · 868 days ago · 37 km deep · 80 km away
  13. 1.739 km SSE of Adak, Alaska · 868 days ago · 35 km deep · 74 km away
  14. 1.759 km SE of Adak, Alaska · 868 days ago · 23 km deep · 74 km away
  15. 1.857 km SE of Adak, Alaska · 869 days ago · 30 km deep · 63 km away
  16. 2.696 km SW of Atka, Alaska · 870 days ago · 35 km deep · 60 km away
  17. 1.87 km SW of Adak, Alaska · 870 days ago · 78 km deep · 77 km away
  18. 2.091 km SW of Atka, Alaska · 870 days ago · 26 km deep · 71 km away
  19. 2.941 km ENE of Adak, Alaska · 871 days ago · 142 km deep · 30 km away
  20. 1.962 km SE of Adak, Alaska · 871 days ago · 14 km deep · 77 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000n86e (also filed as ak0246hb81pe). Read Thu, Oct 1, 2026, 6:49 AM UTC.