Alaska earthquakes

M4.7 earthquake 107 km SSW of Adak, Alaska

A magnitude 4.7 earthquake struck 107 km SSW of Adak, Alaska on Sun, Jun 8, 1986, 7:43 AM HADT (16:43 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M6.5 57 km S 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
4.7 (mb), light
Local time
UTC
1986-06-08 16:43:07 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
51.074° N, 177.491° 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: 27 in the 60 days after this one and 24 in the 30 days before it.

After

  1. 6.557 km S of Adak, Alaska · 14707 days ago · 27 km deep · 66 km away
  2. 4.883 km SSE of Adak, Alaska · 14706 days ago · 33 km deep · 95 km away
  3. 4.536 km SW of Adak, Alaska · 14706 days ago · 33 km deep · 71 km away
  4. 4.9183 km SW of Adak, Alaska · 14704 days ago · 33 km deep · 92 km away
  5. 4.263 km SW of Adak, Alaska · 14702 days ago · 33 km deep · 46 km away
  6. 4.359 km SW of Adak, Alaska · 14702 days ago · 33 km deep · 48 km away
  7. 4.853 km S of Adak, Alaska · 14695 days ago · 33 km deep · 66 km away
  8. 4.558 km S of Adak, Alaska · 14695 days ago · 33 km deep · 64 km away
  9. 5.475 km SSE of Adak, Alaska · 14695 days ago · 33 km deep · 95 km away
  10. 4.236 km S of Adak, Alaska · 14695 days ago · 33 km deep · 81 km away
  11. 4.093 km SSE of Adak, Alaska · 14695 days ago · 33 km deep · 96 km away
  12. 4.291 km SSE of Adak, Alaska · 14695 days ago · 33 km deep · 96 km away
  13. 4.484 km SSE of Adak, Alaska · 14695 days ago · 33 km deep · 94 km away
  14. 4.761 km SW of Adak, Alaska · 14694 days ago · 33 km deep · 46 km away
  15. 5.026 km SW of Adak, Alaska · 14685 days ago · 57 km deep · 80 km away
  16. 5.257 km SSE of Adak, Alaska · 14672 days ago · 33 km deep · 99 km away
  17. 4.983 km SSE of Adak, Alaska · 14672 days ago · 33 km deep · 94 km away
  18. 4.952 km S of Adak, Alaska · 14671 days ago · 33 km deep · 66 km away
  19. 5.876 km SSE of Adak, Alaska · 14670 days ago · 33 km deep · 94 km away
  20. 4.497 km SSE of Adak, Alaska · 14668 days ago · 33 km deep · 95 km away
  21. 4.883 km SSE of Adak, Alaska · 14662 days ago · 33 km deep · 91 km away
  22. 4.986 km SSE of Adak, Alaska · 14662 days ago · 33 km deep · 95 km away
  23. 4.354 km SSE of Adak, Alaska · 14662 days ago · 33 km deep · 94 km away
  24. 5.979 km S of Adak, Alaska · 14660 days ago · 33 km deep · 49 km away
  25. 4.784 km S of Adak, Alaska · 14660 days ago · 33 km deep · 55 km away
  26. 4.987 km S of Adak, Alaska · 14660 days ago · 33 km deep · 55 km away
  27. 4.780 km S of Adak, Alaska · 14660 days ago · 33 km deep · 57 km away

Before

  1. 4.181 km SSE of Adak, Alaska · 14723 days ago · 33 km deep · 89 km away
  2. 4.689 km SSE of Adak, Alaska · 14731 days ago · 33 km deep · 90 km away
  3. 4.989 km SSE of Adak, Alaska · 14733 days ago · 33 km deep · 96 km away
  4. 4.668 km SSE of Adak, Alaska · 14735 days ago · 33 km deep · 95 km away
  5. 4.795 km S of Adak, Alaska · 14735 days ago · 33 km deep · 77 km away
  6. 4.886 km S of Adak, Alaska · 14735 days ago · 33 km deep · 72 km away
  7. 4.898 km SSE of Adak, Alaska · 14735 days ago · 33 km deep · 80 km away
  8. 4.555 km SSW of Adak, Alaska · 14738 days ago · 33 km deep · 58 km away
  9. 4.7Andreanof Islands, Aleutian Islands, Alaska · 14739 days ago · 33 km deep · 99 km away
  10. 4.984 km SSE of Adak, Alaska · 14741 days ago · 33 km deep · 87 km away
  11. 5.3134 km WSW of Adak, Alaska · 14742 days ago · 33 km deep · 82 km away
  12. 4.990 km SSE of Adak, Alaska · 14742 days ago · 33 km deep · 95 km away
  13. 3.888 km SSE of Adak, Alaska · 14743 days ago · 33 km deep · 99 km away
  14. 4.750 km SSE of Adak, Alaska · 14744 days ago · 33 km deep · 92 km away
  15. 4.489 km SSE of Adak, Alaska · 14744 days ago · 33 km deep · 93 km away
  16. 4.287 km SSE of Adak, Alaska · 14744 days ago · 33 km deep · 90 km away
  17. 4.967 km S of Adak, Alaska · 14744 days ago · 33 km deep · 68 km away
  18. 5.387 km SSE of Adak, Alaska · 14744 days ago · 33 km deep · 98 km away
  19. 4.8166 km SW of Adak, Alaska · 14745 days ago · 33 km deep · 70 km away
  20. 4.885 km S of Adak, Alaska · 14745 days ago · 33 km deep · 61 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002uwh. Read Tue, Sep 22, 2026, 9:31 PM UTC.