Alaska earthquakes

M2.1 earthquake 77 km SSE of Adak, Alaska

A magnitude 2.1 earthquake struck 77 km SSE of Adak, Alaska on Tue, Apr 4, 2017, 3:32 AM HADT (12:32 UTC), 20 km (13 mi) below the surface.

A larger quake followed: M5.9 95 km SSW 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
2.1 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2017-04-04 12:32:55 UTC
Depth
20.2 km (12.6 mi), shallow
Epicenter
51.193° N, 176.380° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Stations used
13

Nearby

Within 100 km, magnitude 1.5 and up: at least 201 in the 60 days after this one and 103 in the 30 days before it.

After

  1. 1.869 km SSE of Adak, Alaska · 3469 days ago · 21 km deep · 8 km away
  2. 1.682 km SSE of Adak, Alaska · 3469 days ago · 21 km deep · 6 km away
  3. 5.069 km SSE of Adak, Alaska · 3469 days ago · 24 km deep · 8 km away · tsunami flag
  4. 2.971 km SSE of Adak, Alaska · 3469 days ago · 19 km deep · 6 km away
  5. 2.664 km SSE of Adak, Alaska · 3469 days ago · 44 km deep · 14 km away
  6. 2.169 km S of Adak, Alaska · 3469 days ago · 21 km deep · 9 km away
  7. 1.872 km SSE of Adak, Alaska · 3469 days ago · 18 km deep · 6 km away
  8. 1.764 km S of Adak, Alaska · 3469 days ago · 17 km deep · 14 km away
  9. 1.673 km SSE of Adak, Alaska · 3469 days ago · 20 km deep · 5 km away
  10. 2.476 km SSE of Adak, Alaska · 3469 days ago · 21 km deep · 2 km away
  11. 3.975 km SSE of Adak, Alaska · 3469 days ago · 10 km deep · 6 km away
  12. 1.875 km SSE of Adak, Alaska · 3469 days ago · 15 km deep · 3 km away
  13. 1.874 km SSE of Adak, Alaska · 3469 days ago · 10 km deep · 4 km away
  14. 1.881 km SSE of Adak, Alaska · 3469 days ago · 24 km deep · 4 km away
  15. 2.173 km SSE of Adak, Alaska · 3469 days ago · 13 km deep · 5 km away
  16. 2.766 km SSE of Adak, Alaska · 3469 days ago · 26 km deep · 11 km away
  17. 2.069 km SSE of Adak, Alaska · 3469 days ago · 25 km deep · 9 km away
  18. 1.672 km SSE of Adak, Alaska · 3469 days ago · 20 km deep · 5 km away
  19. 2.269 km SSE of Adak, Alaska · 3469 days ago · 25 km deep · 9 km away
  20. 2.159 km SSE of Adak, Alaska · 3469 days ago · 26 km deep · 19 km away
  21. 4.665 km SSE of Adak, Alaska · 3469 days ago · 30 km deep · 13 km away
  22. 2.866 km SSE of Adak, Alaska · 3469 days ago · 11 km deep · 11 km away
  23. 1.967 km S of Adak, Alaska · 3469 days ago · 30 km deep · 11 km away
  24. 2.276 km SSE of Adak, Alaska · 3469 days ago · 11 km deep · 2 km away
  25. 2.179 km SSE of Adak, Alaska · 3469 days ago · 13 km deep · 2 km away
  26. 2.070 km S of Adak, Alaska · 3469 days ago · 21 km deep · 8 km away
  27. 1.595 km SSE of Adak, Alaska · 3469 days ago · 20 km deep · 18 km away
  28. 1.6Andreanof Islands, Aleutian Islands, Alaska · 3469 days ago · 25 km deep · 12 km away
  29. 1.769 km SSE of Adak, Alaska · 3469 days ago · 22 km deep · 9 km away
  30. 1.868 km SSE of Adak, Alaska · 3469 days ago · 44 km deep · 10 km away
  31. 1.877 km SSE of Adak, Alaska · 3469 days ago · 26 km deep · 1 km away
  32. 2.473 km SSE of Adak, Alaska · 3469 days ago · 19 km deep · 4 km away
  33. 2.070 km SSE of Adak, Alaska · 3469 days ago · 20 km deep · 8 km away
  34. 1.680 km SSE of Adak, Alaska · 3469 days ago · 14 km deep · 4 km away
  35. 1.669 km SSE of Adak, Alaska · 3469 days ago · 19 km deep · 8 km away
  36. 1.671 km SSE of Adak, Alaska · 3469 days ago · 20 km deep · 7 km away
  37. 1.674 km SSE of Adak, Alaska · 3469 days ago · 41 km deep · 5 km away
  38. 1.669 km SSE of Adak, Alaska · 3469 days ago · 21 km deep · 8 km away
  39. 2.666 km SSE of Adak, Alaska · 3469 days ago · 23 km deep · 12 km away
  40. 4.080 km SSE of Adak, Alaska · 3469 days ago · 20 km deep · 4 km away
  41. 1.569 km SSE of Adak, Alaska · 3469 days ago · 21 km deep · 8 km away
  42. 1.876 km SSE of Adak, Alaska · 3469 days ago · 20 km deep · 1 km away
  43. 1.674 km SSE of Adak, Alaska · 3469 days ago · 12 km deep · 3 km away
  44. 1.665 km SSE of Adak, Alaska · 3469 days ago · 21 km deep · 12 km away
  45. 1.868 km SSE of Adak, Alaska · 3469 days ago · 20 km deep · 9 km away
  46. 1.872 km SSE of Adak, Alaska · 3469 days ago · 21 km deep · 5 km away
  47. 1.574 km SSE of Adak, Alaska · 3468 days ago · 21 km deep · 3 km away
  48. 2.457 km SSE of Adak, Alaska · 3468 days ago · 41 km deep · 20 km away
  49. 2.978 km SSE of Adak, Alaska · 3468 days ago · 18 km deep · 2 km away
  50. 4.871 km SSE of Adak, Alaska · 3468 days ago · 10 km deep · 6 km away
  51. 2.174 km SSE of Adak, Alaska · 3468 days ago · 17 km deep · 4 km away
  52. 2.077 km S of Adak, Alaska · 3468 days ago · 22 km deep · 4 km away
  53. 1.567 km S of Adak, Alaska · 3468 days ago · 38 km deep · 12 km away
  54. 1.672 km SSE of Adak, Alaska · 3468 days ago · 20 km deep · 5 km away
  55. 1.666 km SSE of Adak, Alaska · 3468 days ago · 20 km deep · 11 km away
  56. 2.685 km SSE of Adak, Alaska · 3468 days ago · 10 km deep · 8 km away
  57. 1.672 km SSE of Adak, Alaska · 3468 days ago · 20 km deep · 6 km away
  58. 4.391 km SSE of Adak, Alaska · 3468 days ago · 11 km deep · 14 km away
  59. 3.087 km SSE of Adak, Alaska · 3468 days ago · 10 km deep · 14 km away
  60. 2.573 km SSE of Adak, Alaska · 3468 days ago · 26 km deep · 5 km away

The first 60 of at least 201.

Before

  1. 1.969 km SSE of Adak, Alaska · 3469 days ago · 21 km deep · 8 km away
  2. 1.568 km SSE of Adak, Alaska · 3469 days ago · 21 km deep · 9 km away
  3. 1.671 km SSE of Adak, Alaska · 3469 days ago · 21 km deep · 6 km away
  4. 1.570 km SSE of Adak, Alaska · 3469 days ago · 19 km deep · 7 km away
  5. 2.366 km SSE of Adak, Alaska · 3469 days ago · 19 km deep · 11 km away
  6. 1.872 km SSE of Adak, Alaska · 3469 days ago · 19 km deep · 5 km away
  7. 1.579 km SSE of Adak, Alaska · 3469 days ago · 15 km deep · 2 km away
  8. 1.666 km SSE of Adak, Alaska · 3469 days ago · 15 km deep · 12 km away
  9. 1.868 km SSE of Adak, Alaska · 3469 days ago · 20 km deep · 9 km away
  10. 1.579 km SSE of Adak, Alaska · 3469 days ago · 15 km deep · 3 km away
  11. 1.575 km SSE of Adak, Alaska · 3469 days ago · 20 km deep · 3 km away
  12. 1.7Andreanof Islands, Aleutian Islands, Alaska · 3469 days ago · 23 km deep · 8 km away
  13. 2.472 km SSE of Adak, Alaska · 3469 days ago · 19 km deep · 6 km away
  14. 2.564 km S of Adak, Alaska · 3469 days ago · 8 km deep · 13 km away
  15. 2.470 km SSE of Adak, Alaska · 3469 days ago · 16 km deep · 7 km away
  16. 4.098 km S of Adak, Alaska · 3469 days ago · 10 km deep · 21 km away
  17. 1.764 km SSE of Adak, Alaska · 3469 days ago · 20 km deep · 14 km away
  18. 2.683 km SSE of Adak, Alaska · 3469 days ago · 10 km deep · 7 km away
  19. 1.772 km SSE of Adak, Alaska · 3469 days ago · 19 km deep · 5 km away
  20. 2.6140 km SSE of Adak, Alaska · 3469 days ago · 10 km deep · 64 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0174bnusuu (also filed as ak15678452). Read Sat, Oct 3, 2026, 2:28 AM UTC.