Alaska earthquakes

M3.9 earthquake 139 km WSW of Adak, Alaska

A magnitude 3.9 earthquake struck 139 km WSW of Adak, Alaska on Wed, Jun 26, 1996, 4:37 AM HADT (13:37 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M6.0 Andreanof Islands, Aleutian Islands, 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
3.9 (mb), minor
Local time
UTC
1996-06-26 13:37:26 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
51.491° N, 178.555° 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 1.5 and up: 29 in the 60 days after this one and 116 in the 30 days before it.

After

  1. 4.652 km WSW of Adak, Alaska · 11051 days ago · 33 km deep · 88 km away
  2. 5.047 km W of Adak, Alaska · 11050 days ago · 33 km deep · 94 km away
  3. 4.0105 km SW of Adak, Alaska · 11049 days ago · 33 km deep · 64 km away
  4. 4.0101 km SSW of Adak, Alaska · 11047 days ago · 33 km deep · 93 km away
  5. 4.096 km SW of Adak, Alaska · 11042 days ago · 33 km deep · 83 km away
  6. 4.0202 km SW of Adak, Alaska · 11042 days ago · 33 km deep · 82 km away
  7. 3.9117 km SW of Adak, Alaska · 11042 days ago · 33 km deep · 78 km away
  8. 3.690 km SSW of Adak, Alaska · 11040 days ago · 33 km deep · 94 km away
  9. 4.762 km WSW of Adak, Alaska · 11040 days ago · 33 km deep · 77 km away
  10. 4.290 km WSW of Adak, Alaska · 11038 days ago · 33 km deep · 54 km away
  11. 4.089 km SW of Adak, Alaska · 11037 days ago · 33 km deep · 60 km away
  12. 5.2101 km SW of Adak, Alaska · 11036 days ago · 33 km deep · 51 km away
  13. 4.3171 km WSW of Adak, Alaska · 11034 days ago · 33 km deep · 40 km away
  14. 4.074 km SW of Adak, Alaska · 11034 days ago · 33 km deep · 73 km away
  15. 5.181 km WSW of Adak, Alaska · 11031 days ago · 33 km deep · 62 km away
  16. 4.7133 km WSW of Adak, Alaska · 11029 days ago · 33 km deep · 30 km away
  17. 3.8182 km W of Adak, Alaska · 11028 days ago · 33 km deep · 58 km away
  18. 4.291 km W of Adak, Alaska · 11028 days ago · 33 km deep · 55 km away
  19. 3.7206 km WSW of Adak, Alaska · 11028 days ago · 33 km deep · 67 km away
  20. 4.5121 km SW of Adak, Alaska · 11026 days ago · 33 km deep · 45 km away
  21. 4.5197 km WSW of Adak, Alaska · 11023 days ago · 33 km deep · 62 km away
  22. 3.7145 km WSW of Adak, Alaska · 11009 days ago · 33 km deep · 6 km away
  23. 4.0145 km WSW of Adak, Alaska · 11009 days ago · 33 km deep · 10 km away
  24. 4.1134 km SW of Adak, Alaska · 11009 days ago · 33 km deep · 46 km away
  25. 4.2138 km WSW of Adak, Alaska · 11006 days ago · 33 km deep · 31 km away
  26. 6.0Andreanof Islands, Aleutian Islands, Alaska · 11000 days ago · 33 km deep · 14 km away
  27. 5.3129 km WSW of Adak, Alaska · 10998 days ago · 33 km deep · 10 km away
  28. 5.2126 km WSW of Adak, Alaska · 10998 days ago · 33 km deep · 24 km away
  29. 4.595 km SW of Adak, Alaska · 10994 days ago · 33 km deep · 56 km away

Before

  1. 4.3147 km WSW of Adak, Alaska · 11056 days ago · 33 km deep · 16 km away
  2. 4.589 km WSW of Adak, Alaska · 11057 days ago · 33 km deep · 56 km away
  3. 4.359 km SW of Adak, Alaska · 11058 days ago · 45 km deep · 91 km away
  4. 4.0132 km SW of Adak, Alaska · 11058 days ago · 33 km deep · 64 km away
  5. 4.2107 km SW of Adak, Alaska · 11058 days ago · 33 km deep · 66 km away
  6. 4.0147 km WSW of Adak, Alaska · 11059 days ago · 33 km deep · 9 km away
  7. 4.2173 km W of Adak, Alaska · 11059 days ago · 33 km deep · 68 km away
  8. 4.883 km WSW of Adak, Alaska · 11060 days ago · 33 km deep · 58 km away
  9. 4.4135 km WSW of Adak, Alaska · 11060 days ago · 33 km deep · 36 km away
  10. 4.2100 km WSW of Adak, Alaska · 11060 days ago · 33 km deep · 47 km away
  11. 4.595 km WSW of Adak, Alaska · 11061 days ago · 33 km deep · 52 km away
  12. 4.191 km WSW of Adak, Alaska · 11061 days ago · 33 km deep · 53 km away
  13. 4.564 km SW of Adak, Alaska · 11061 days ago · 33 km deep · 91 km away
  14. 5.1126 km WSW of Adak, Alaska · 11062 days ago · 33 km deep · 29 km away
  15. 3.7157 km WSW of Adak, Alaska · 11063 days ago · 10 km deep · 19 km away
  16. 5.3131 km WSW of Adak, Alaska · 11063 days ago · 30 km deep · 8 km away
  17. 3.9118 km WSW of Adak, Alaska · 11063 days ago · 33 km deep · 23 km away
  18. 3.899 km W of Adak, Alaska · 11063 days ago · 33 km deep · 44 km away
  19. 4.4155 km WSW of Adak, Alaska · 11064 days ago · 33 km deep · 23 km away
  20. 4.276 km SW of Adak, Alaska · 11064 days ago · 33 km deep · 82 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0007kab. Read Wed, Sep 30, 2026, 8:28 PM UTC.