Alaska earthquakes

M4.7 earthquake 52 km SSW of Atka, Alaska

A magnitude 4.7 earthquake struck 52 km SSW of Atka, Alaska on Mon, May 26, 1986, 2:00 PM HADT (23:00 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M4.9 62 km S 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
4.7 (mb), light
Local time
UTC
1986-05-26 23:00:20 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
51.781° N, 174.550° 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.

Depth from
OPERATOR_ASSIGNED

Nearby

Within 100 km, magnitude 1.7 and up: 44 in the 60 days after this one and 155 in the 30 days before it.

After

  1. 4.281 km SE of Adak, Alaska · 14728 days ago · 33 km deep · 93 km away
  2. 4.962 km S of Atka, Alaska · 14728 days ago · 33 km deep · 23 km away
  3. 4.992 km ESE of Adak, Alaska · 14726 days ago · 33 km deep · 56 km away
  4. 4.8113 km SE of Adak, Alaska · 14726 days ago · 33 km deep · 76 km away
  5. 4.594 km SE of Atka, Alaska · 14726 days ago · 33 km deep · 98 km away
  6. 4.386 km SE of Adak, Alaska · 14724 days ago · 33 km deep · 95 km away
  7. 4.575 km SSW of Atka, Alaska · 14723 days ago · 33 km deep · 24 km away
  8. 4.4105 km SSW of Atka, Alaska · 14723 days ago · 33 km deep · 54 km away
  9. 5.299 km SSW of Atka, Alaska · 14721 days ago · 33 km deep · 49 km away
  10. 5.493 km SSW of Atka, Alaska · 14721 days ago · 33 km deep · 42 km away
  11. 5.038 km SW of Atka, Alaska · 14721 days ago · 33 km deep · 18 km away
  12. 4.988 km SSW of Atka, Alaska · 14720 days ago · 33 km deep · 38 km away
  13. 4.5123 km S of Atka, Alaska · 14719 days ago · 33 km deep · 78 km away
  14. 4.765 km S of Atka, Alaska · 14719 days ago · 33 km deep · 29 km away
  15. 5.1106 km SE of Adak, Alaska · 14719 days ago · 33 km deep · 73 km away
  16. 5.377 km S of Atka, Alaska · 14719 days ago · 33 km deep · 37 km away
  17. 4.461 km SW of Atka, Alaska · 14718 days ago · 33 km deep · 12 km away
  18. 4.885 km SSW of Atka, Alaska · 14717 days ago · 33 km deep · 34 km away
  19. 4.871 km SW of Atka, Alaska · 14717 days ago · 33 km deep · 21 km away
  20. 4.682 km SE of Adak, Alaska · 14714 days ago · 33 km deep · 97 km away
  21. 4.397 km SSW of Atka, Alaska · 14710 days ago · 33 km deep · 45 km away
  22. 4.493 km ESE of Adak, Alaska · 14709 days ago · 33 km deep · 60 km away
  23. 4.5104 km SW of Atka, Alaska · 14707 days ago · 33 km deep · 55 km away
  24. 4.980 km SSE of Atka, Alaska · 14707 days ago · 33 km deep · 57 km away
  25. 4.7100 km SSW of Atka, Alaska · 14703 days ago · 33 km deep · 48 km away
  26. 5.4125 km SE of Adak, Alaska · 14703 days ago · 33 km deep · 77 km away
  27. 4.4135 km SE of Adak, Alaska · 14703 days ago · 33 km deep · 88 km away
  28. 4.887 km SW of Atka, Alaska · 14703 days ago · 33 km deep · 45 km away
  29. 4.665 km WSW of Atka, Alaska · 14703 days ago · 33 km deep · 52 km away
  30. 4.2118 km SSW of Atka, Alaska · 14703 days ago · 33 km deep · 67 km away
  31. 4.4109 km SW of Atka, Alaska · 14702 days ago · 33 km deep · 60 km away
  32. 4.6101 km SE of Adak, Alaska · 14702 days ago · 33 km deep · 99 km away
  33. 4.383 km SW of Atka, Alaska · 14701 days ago · 33 km deep · 40 km away
  34. 5.446 km WNW of Atka, Alaska · 14696 days ago · 33 km deep · 64 km away
  35. 4.743 km W of Atka, Alaska · 14696 days ago · 33 km deep · 56 km away
  36. 4.455 km SE of Adak, Alaska · 14695 days ago · 33 km deep · 100 km away
  37. 4.975 km ESE of Adak, Alaska · 14691 days ago · 33 km deep · 86 km away
  38. 4.5Andreanof Islands, Aleutian Islands, Alaska · 14686 days ago · 33 km deep · 59 km away
  39. 4.888 km SSW of Atka, Alaska · 14677 days ago · 33 km deep · 38 km away
  40. 4.0101 km SW of Atka, Alaska · 14675 days ago · 33 km deep · 52 km away
  41. 4.631 km SW of Atka, Alaska · 14674 days ago · 33 km deep · 27 km away
  42. 4.879 km SE of Adak, Alaska · 14673 days ago · 33 km deep · 89 km away
  43. 4.993 km SW of Atka, Alaska · 14670 days ago · 33 km deep · 50 km away
  44. 4.669 km ESE of Adak, Alaska · 14669 days ago · 33 km deep · 76 km away

Before

  1. 4.896 km SSW of Atka, Alaska · 14730 days ago · 33 km deep · 44 km away
  2. 5.091 km SW of Atka, Alaska · 14731 days ago · 33 km deep · 49 km away
  3. 4.655 km SW of Atka, Alaska · 14731 days ago · 33 km deep · 11 km away
  4. 4.5104 km SE of Adak, Alaska · 14733 days ago · 33 km deep · 96 km away
  5. 4.573 km ESE of Adak, Alaska · 14733 days ago · 33 km deep · 81 km away
  6. 4.885 km E of Adak, Alaska · 14734 days ago · 33 km deep · 59 km away
  7. 4.898 km SE of Adak, Alaska · 14734 days ago · 33 km deep · 83 km away
  8. 4.6113 km SW of Atka, Alaska · 14735 days ago · 33 km deep · 63 km away
  9. 4.0110 km SSW of Atka, Alaska · 14735 days ago · 33 km deep · 58 km away
  10. 4.9112 km ESE of Adak, Alaska · 14735 days ago · 33 km deep · 64 km away
  11. 4.389 km SW of Atka, Alaska · 14735 days ago · 33 km deep · 41 km away
  12. 4.0109 km SSW of Atka, Alaska · 14736 days ago · 33 km deep · 58 km away
  13. 4.9110 km SSW of Atka, Alaska · 14736 days ago · 33 km deep · 59 km away
  14. 3.851 km W of Atka, Alaska · 14736 days ago · 33 km deep · 47 km away
  15. 4.021 km SW of Atka, Alaska · 14737 days ago · 33 km deep · 33 km away
  16. 4.8106 km SE of Adak, Alaska · 14737 days ago · 33 km deep · 92 km away
  17. 5.048 km W of Atka, Alaska · 14737 days ago · 33 km deep · 61 km away
  18. 5.451 km W of Atka, Alaska · 14737 days ago · 33 km deep · 62 km away
  19. 4.657 km W of Atka, Alaska · 14737 days ago · 33 km deep · 62 km away
  20. 4.774 km SSW of Atka, Alaska · 14737 days ago · 33 km deep · 22 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002uff. Read Tue, Sep 22, 2026, 8:06 PM UTC.