Alaska earthquakes

M3.5 earthquake 286 km WSW of Adak, Alaska

A magnitude 3.5 earthquake struck 286 km WSW of Adak, Alaska on Wed, Mar 26, 1997, 2:38 PM GMT+12 (02:38 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
3.5 (mb, body-wave), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1997-03-26 02:38:33 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
51.321° N, 179.322° 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: 35 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 4.1280 km WSW of Adak, Alaska · 10782 days ago · 33 km deep · 29 km away
  2. 3.9269 km W of Adak, Alaska · 10782 days ago · 33 km deep · 49 km away
  3. 5.3280 km WSW of Adak, Alaska · 10781 days ago · 33 km deep · 16 km away
  4. 5.2282 km WSW of Adak, Alaska · 10781 days ago · 33 km deep · 14 km away
  5. 4.8282 km WSW of Adak, Alaska · 10781 days ago · 33 km deep · 23 km away
  6. 4.8281 km WSW of Adak, Alaska · 10781 days ago · 33 km deep · 13 km away
  7. 4.2283 km WSW of Adak, Alaska · 10781 days ago · 33 km deep · 12 km away
  8. 3.7286 km WSW of Adak, Alaska · 10781 days ago · 33 km deep · 13 km away
  9. 3.3Rat Islands, Aleutian Islands, Alaska · 10780 days ago · 33 km deep · 7 km away
  10. 3.8Rat Islands, Aleutian Islands, Alaska · 10780 days ago · 33 km deep · 21 km away
  11. 4.4Rat Islands, Aleutian Islands, Alaska · 10780 days ago · 33 km deep · 13 km away
  12. 5.6288 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 10 km away
  13. 4.2285 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 33 km away
  14. 4.3288 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 23 km away
  15. 4.5278 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 26 km away
  16. 4.0294 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 36 km away
  17. 4.0296 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 47 km away
  18. 4.5277 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 23 km away
  19. 4.5283 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 31 km away
  20. 4.3276 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 24 km away
  21. 3.9277 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 17 km away
  22. 4.3284 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 45 km away
  23. 4.1274 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 34 km away
  24. 3.1293 km WSW of Adak, Alaska · 10780 days ago · 33 km deep · 61 km away
  25. 4.7281 km WSW of Adak, Alaska · 10779 days ago · 33 km deep · 12 km away
  26. 3.8Rat Islands, Aleutian Islands, Alaska · 10779 days ago · 33 km deep · 36 km away
  27. 4.0269 km WSW of Adak, Alaska · 10779 days ago · 33 km deep · 23 km away
  28. 4.0297 km WSW of Adak, Alaska · 10769 days ago · 33 km deep · 14 km away
  29. 4.6252 km W of Adak, Alaska · 10759 days ago · 68 km deep · 44 km away
  30. 4.6Rat Islands, Aleutian Islands, Alaska · 10758 days ago · 33 km deep · 31 km away
  31. 3.9Rat Islands, Aleutian Islands, Alaska · 10755 days ago · 33 km deep · 47 km away
  32. 3.8193 km WSW of Adak, Alaska · 10746 days ago · 33 km deep · 99 km away
  33. 4.4243 km WSW of Adak, Alaska · 10745 days ago · 33 km deep · 44 km away
  34. 4.2196 km WSW of Adak, Alaska · 10745 days ago · 33 km deep · 99 km away
  35. 3.4Rat Islands, Aleutian Islands, Alaska · 10741 days ago · 33 km deep · 60 km away

Before

  1. 4.7283 km WSW of Adak, Alaska · 10782 days ago · 33 km deep · 6 km away
  2. 4.1262 km W of Adak, Alaska · 10782 days ago · 33 km deep · 54 km away
  3. 6.7273 km WSW of Adak, Alaska · 10782 days ago · 33 km deep · 15 km away
  4. 4.6283 km WSW of Adak, Alaska · 10783 days ago · 33 km deep · 6 km away
  5. 3.8255 km W of Adak, Alaska · 10786 days ago · 33 km deep · 41 km away
  6. 4.3290 km WSW of Adak, Alaska · 10786 days ago · 33 km deep · 15 km away
  7. 3.4284 km WSW of Adak, Alaska · 10787 days ago · 33 km deep · 47 km away
  8. 3.3258 km WSW of Adak, Alaska · 10798 days ago · 115 km deep · 29 km away
  9. 3.7Rat Islands, Aleutian Islands, Alaska · 10811 days ago · 100 km deep · 76 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0007zee. Read Thu, Oct 1, 2026, 2:54 PM UTC.