Alaska earthquakes

M3.9 earthquake 269 km W of Adak, Alaska

A magnitude 3.9 earthquake struck 269 km W of Adak, Alaska on Wed, Mar 26, 1997, 3:06 PM GMT+12 (03:06 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.6 288 km WSW 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
3.9 (mb, body-wave), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1997-03-26 03:06:46 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
51.757° N, 179.464° E
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: 31 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 5.3280 km WSW of Adak, Alaska · 10782 days ago · 33 km deep · 61 km away
  2. 5.2282 km WSW of Adak, Alaska · 10781 days ago · 33 km deep · 60 km away
  3. 4.8282 km WSW of Adak, Alaska · 10781 days ago · 33 km deep · 69 km away
  4. 4.8281 km WSW of Adak, Alaska · 10781 days ago · 33 km deep · 58 km away
  5. 4.2283 km WSW of Adak, Alaska · 10781 days ago · 33 km deep · 58 km away
  6. 3.7286 km WSW of Adak, Alaska · 10781 days ago · 33 km deep · 61 km away
  7. 3.3Rat Islands, Aleutian Islands, Alaska · 10781 days ago · 33 km deep · 55 km away
  8. 3.8Rat Islands, Aleutian Islands, Alaska · 10781 days ago · 33 km deep · 47 km away
  9. 4.4Rat Islands, Aleutian Islands, Alaska · 10781 days ago · 33 km deep · 55 km away
  10. 5.6288 km WSW of Adak, Alaska · 10781 days ago · 33 km deep · 59 km away
  11. 4.2285 km WSW of Adak, Alaska · 10781 days ago · 33 km deep · 79 km away
  12. 4.3288 km WSW of Adak, Alaska · 10781 days ago · 33 km deep · 71 km away
  13. 4.5278 km WSW of Adak, Alaska · 10781 days ago · 33 km deep · 70 km away
  14. 4.0294 km WSW of Adak, Alaska · 10781 days ago · 33 km deep · 84 km away
  15. 4.0296 km WSW of Adak, Alaska · 10781 days ago · 33 km deep · 96 km away
  16. 4.5277 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 67 km away
  17. 4.5283 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 77 km away
  18. 4.3276 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 67 km away
  19. 3.9277 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 60 km away
  20. 4.3284 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 91 km away
  21. 4.1274 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 75 km away
  22. 4.7281 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 58 km away
  23. 3.8Rat Islands, Aleutian Islands, Alaska · 10780 days ago · 33 km deep · 81 km away
  24. 4.0269 km WSW of Adak, Alaska · 10779 days ago · 33 km deep · 59 km away
  25. 4.0297 km WSW of Adak, Alaska · 10769 days ago · 33 km deep · 62 km away
  26. 3.6Rat Islands, Aleutian Islands, Alaska · 10762 days ago · 125 km deep · 90 km away
  27. 4.6252 km W of Adak, Alaska · 10760 days ago · 68 km deep · 24 km away
  28. 4.6Rat Islands, Aleutian Islands, Alaska · 10758 days ago · 33 km deep · 73 km away
  29. 3.9Rat Islands, Aleutian Islands, Alaska · 10756 days ago · 33 km deep · 95 km away
  30. 4.4243 km WSW of Adak, Alaska · 10746 days ago · 33 km deep · 57 km away
  31. 4.5179 km W of Adak, Alaska · 10735 days ago · 33 km deep · 91 km away

Before

  1. 4.1280 km WSW of Adak, Alaska · 10782 days ago · 33 km deep · 74 km away
  2. 3.5286 km WSW of Adak, Alaska · 10782 days ago · 33 km deep · 49 km away
  3. 4.7283 km WSW of Adak, Alaska · 10782 days ago · 33 km deep · 44 km away
  4. 4.1262 km W of Adak, Alaska · 10782 days ago · 33 km deep · 8 km away
  5. 6.7273 km WSW of Adak, Alaska · 10782 days ago · 33 km deep · 54 km away
  6. 4.6283 km WSW of Adak, Alaska · 10783 days ago · 33 km deep · 54 km away
  7. 3.8255 km W of Adak, Alaska · 10786 days ago · 33 km deep · 22 km away
  8. 4.3290 km WSW of Adak, Alaska · 10786 days ago · 33 km deep · 64 km away
  9. 3.4284 km WSW of Adak, Alaska · 10787 days ago · 33 km deep · 92 km away
  10. 3.3258 km WSW of Adak, Alaska · 10799 days ago · 115 km deep · 51 km away
  11. 3.7Rat Islands, Aleutian Islands, Alaska · 10811 days ago · 100 km deep · 48 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0007zeg. Read Thu, Oct 1, 2026, 11:14 PM UTC.