Alaska earthquakes

M4.8 earthquake 105 km SE of Adak, Alaska

A magnitude 4.8 earthquake struck 105 km SE of Adak, Alaska on Wed, May 7, 1986, 9:21 PM HADT (06:21 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
4.8 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1986-05-08 06:21:28 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
51.297° N, 175.420° 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 1.8 and up: 192 in the 60 days after this one and 71 in the 30 days before it.

After

  1. 4.939 km SSW of Atka, Alaska · 14760 days ago · 33 km deep · 95 km away
  2. 5.164 km SSE of Adak, Alaska · 14760 days ago · 33 km deep · 52 km away
  3. 4.8104 km SSW of Atka, Alaska · 14760 days ago · 33 km deep · 32 km away
  4. 5.275 km SSE of Adak, Alaska · 14760 days ago · 33 km deep · 64 km away
  5. 4.8110 km ESE of Adak, Alaska · 14760 days ago · 33 km deep · 10 km away
  6. 4.7134 km SE of Adak, Alaska · 14760 days ago · 33 km deep · 37 km away
  7. 4.3115 km SSW of Atka, Alaska · 14760 days ago · 33 km deep · 44 km away
  8. 4.069 km SSW of Atka, Alaska · 14760 days ago · 33 km deep · 63 km away
  9. 4.863 km SSW of Atka, Alaska · 14760 days ago · 33 km deep · 72 km away
  10. 4.692 km S of Adak, Alaska · 14760 days ago · 33 km deep · 79 km away
  11. 5.061 km SSW of Atka, Alaska · 14760 days ago · 33 km deep · 74 km away
  12. 4.593 km SSW of Atka, Alaska · 14759 days ago · 33 km deep · 54 km away
  13. 4.8100 km SE of Adak, Alaska · 14759 days ago · 33 km deep · 6 km away
  14. 4.975 km ESE of Adak, Alaska · 14759 days ago · 33 km deep · 31 km away
  15. 4.990 km SSW of Atka, Alaska · 14759 days ago · 33 km deep · 63 km away
  16. 4.495 km SSE of Adak, Alaska · 14759 days ago · 33 km deep · 37 km away
  17. 4.878 km SSE of Adak, Alaska · 14759 days ago · 33 km deep · 53 km away
  18. 4.0100 km SSE of Adak, Alaska · 14759 days ago · 33 km deep · 57 km away
  19. 4.788 km E of Adak, Alaska · 14759 days ago · 33 km deep · 49 km away
  20. 5.163 km SSW of Atka, Alaska · 14759 days ago · 33 km deep · 79 km away
  21. 5.191 km SW of Atka, Alaska · 14759 days ago · 33 km deep · 48 km away
  22. 4.887 km S of Adak, Alaska · 14759 days ago · 33 km deep · 86 km away
  23. 4.5101 km SW of Atka, Alaska · 14759 days ago · 33 km deep · 30 km away
  24. 4.799 km SE of Adak, Alaska · 14759 days ago · 33 km deep · 6 km away
  25. 4.7112 km SE of Adak, Alaska · 14759 days ago · 33 km deep · 9 km away
  26. 4.658 km S of Atka, Alaska · 14759 days ago · 33 km deep · 93 km away
  27. 4.994 km ESE of Adak, Alaska · 14759 days ago · 33 km deep · 14 km away
  28. 4.2107 km SSW of Atka, Alaska · 14759 days ago · 33 km deep · 39 km away
  29. 4.882 km SSE of Adak, Alaska · 14759 days ago · 33 km deep · 52 km away
  30. 4.696 km SE of Adak, Alaska · 14759 days ago · 33 km deep · 13 km away
  31. 5.288 km SSE of Adak, Alaska · 14759 days ago · 33 km deep · 47 km away
  32. 4.993 km ESE of Adak, Alaska · 14759 days ago · 33 km deep · 17 km away
  33. 4.898 km SW of Atka, Alaska · 14759 days ago · 33 km deep · 33 km away
  34. 4.7101 km SW of Atka, Alaska · 14759 days ago · 33 km deep · 29 km away
  35. 4.683 km SE of Adak, Alaska · 14759 days ago · 33 km deep · 26 km away
  36. 4.896 km SSW of Atka, Alaska · 14759 days ago · 33 km deep · 37 km away
  37. 4.5Andreanof Islands, Aleutian Islands, Alaska · 14759 days ago · 33 km deep · 51 km away
  38. 4.492 km SW of Atka, Alaska · 14759 days ago · 33 km deep · 45 km away
  39. 4.855 km SSW of Atka, Alaska · 14759 days ago · 33 km deep · 78 km away
  40. 4.863 km SSE of Adak, Alaska · 14759 days ago · 33 km deep · 58 km away
  41. 5.0Andreanof Islands, Aleutian Islands, Alaska · 14759 days ago · 33 km deep · 78 km away
  42. 4.489 km ESE of Adak, Alaska · 14759 days ago · 33 km deep · 23 km away
  43. 4.876 km ESE of Adak, Alaska · 14758 days ago · 33 km deep · 36 km away
  44. 3.976 km SW of Atka, Alaska · 14758 days ago · 33 km deep · 57 km away
  45. 4.559 km ESE of Adak, Alaska · 14758 days ago · 33 km deep · 49 km away
  46. 4.587 km SE of Adak, Alaska · 14758 days ago · 33 km deep · 33 km away
  47. 4.883 km SSE of Adak, Alaska · 14758 days ago · 33 km deep · 54 km away
  48. 5.158 km SSE of Adak, Alaska · 14758 days ago · 33 km deep · 55 km away
  49. 4.493 km SSE of Adak, Alaska · 14758 days ago · 33 km deep · 67 km away
  50. 4.889 km SSE of Adak, Alaska · 14758 days ago · 33 km deep · 63 km away
  51. 5.981 km S of Atka, Alaska · 14758 days ago · 33 km deep · 84 km away
  52. 5.883 km S of Atka, Alaska · 14758 days ago · 33 km deep · 95 km away
  53. 5.097 km SSE of Adak, Alaska · 14758 days ago · 33 km deep · 64 km away
  54. 5.276 km SSE of Adak, Alaska · 14758 days ago · 33 km deep · 60 km away
  55. 5.0111 km SE of Adak, Alaska · 14758 days ago · 33 km deep · 19 km away
  56. 4.4110 km ESE of Adak, Alaska · 14758 days ago · 33 km deep · 16 km away
  57. 4.882 km S of Atka, Alaska · 14758 days ago · 33 km deep · 76 km away
  58. 4.099 km S of Adak, Alaska · 14758 days ago · 33 km deep · 80 km away
  59. 4.383 km SSE of Adak, Alaska · 14758 days ago · 33 km deep · 54 km away
  60. 4.878 km SE of Adak, Alaska · 14757 days ago · 33 km deep · 32 km away

The first 60 of 192.

Before

  1. 5.292 km SSE of Adak, Alaska · 14760 days ago · 33 km deep · 53 km away
  2. 6.4106 km SE of Adak, Alaska · 14760 days ago · 18 km deep · 6 km away
  3. 4.996 km SSW of Atka, Alaska · 14760 days ago · 33 km deep · 40 km away
  4. 4.0116 km ESE of Adak, Alaska · 14760 days ago · 33 km deep · 16 km away
  5. 5.492 km S of Atka, Alaska · 14760 days ago · 33 km deep · 90 km away
  6. 5.081 km SSW of Atka, Alaska · 14760 days ago · 33 km deep · 56 km away
  7. 4.383 km S of Adak, Alaska · 14760 days ago · 33 km deep · 72 km away
  8. 5.164 km SSE of Adak, Alaska · 14760 days ago · 33 km deep · 52 km away
  9. 4.691 km SE of Adak, Alaska · 14760 days ago · 33 km deep · 31 km away
  10. 5.882 km S of Adak, Alaska · 14760 days ago · 33 km deep · 73 km away
  11. 5.276 km S of Adak, Alaska · 14760 days ago · 33 km deep · 89 km away
  12. 5.1114 km ESE of Adak, Alaska · 14760 days ago · 33 km deep · 12 km away
  13. 5.080 km S of Adak, Alaska · 14760 days ago · 33 km deep · 87 km away
  14. 4.8104 km SE of Adak, Alaska · 14760 days ago · 33 km deep · 7 km away
  15. 4.883 km SSW of Atka, Alaska · 14760 days ago · 33 km deep · 63 km away
  16. 4.6104 km SSE of Adak, Alaska · 14760 days ago · 33 km deep · 69 km away
  17. 5.071 km SE of Adak, Alaska · 14760 days ago · 33 km deep · 36 km away
  18. 4.471 km SSE of Adak, Alaska · 14760 days ago · 33 km deep · 63 km away
  19. 3.993 km SSE of Adak, Alaska · 14760 days ago · 33 km deep · 40 km away
  20. 5.1104 km SSW of Atka, Alaska · 14760 days ago · 33 km deep · 43 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002tq5. Read Sun, Oct 4, 2026, 8:41 PM UTC.