Alaska earthquakes

M1.5 earthquake 27 km SE of Unalaska, Alaska

A magnitude 1.5 earthquake struck 27 km SE of Unalaska, Alaska on Fri, Aug 15, 2025, 1:22 AM AKDT (09:22 UTC), 69 km (43 mi) below the surface.

A larger quake followed: M4.4 26 km W of Akutan, Alaska. This one was a foreshock.

Unalaska forecastMore in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.5 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2025-08-15 09:22:01 UTC
Depth
69.4 km (43.1 mi), shallow
Epicenter
53.676° N, 166.279° 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.

Stations used
26

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 38 in the 60 days after this one and 80 in the 30 days before it.

After

  1. 1.635 km SSW of Unalaska, Alaska · 413 days ago · 71 km deep · 27 km away
  2. 1.984 km SSW of Unalaska, Alaska · 411 days ago · 28 km deep · 71 km away
  3. 1.554 km SW of Unalaska, Alaska · 410 days ago · 16 km deep · 60 km away
  4. 1.593 km SSW of Unalaska, Alaska · 410 days ago · 26 km deep · 83 km away
  5. 1.596 km SSW of Unalaska, Alaska · 410 days ago · 26 km deep · 86 km away
  6. 1.7101 km SSW of Unalaska, Alaska · 410 days ago · 32 km deep · 96 km away
  7. 2.634 km SW of Unalaska, Alaska · 409 days ago · 79 km deep · 43 km away
  8. 1.876 km S of Unalaska, Alaska · 409 days ago · 50 km deep · 61 km away
  9. 1.781 km SSE of Unalaska, Alaska · 409 days ago · 21 km deep · 55 km away
  10. 1.854 km NNW of Dutch Harbor, Alaska · 406 days ago · 160 km deep · 84 km away
  11. 3.166 km SE of Unalaska, Alaska · 405 days ago · 35 km deep · 38 km away
  12. 1.726 km NW of Akutan, Alaska · 405 days ago · 100 km deep · 67 km away
  13. 1.688 km SE of Akutan, Alaska · 405 days ago · 28 km deep · 93 km away
  14. 2.674 km SSE of Unalaska, Alaska · 405 days ago · 35 km deep · 50 km away
  15. 1.526 km NW of Akutan, Alaska · 404 days ago · 117 km deep · 71 km away
  16. 1.875 km SE of Unalaska, Alaska · 404 days ago · 39 km deep · 49 km away
  17. 1.587 km SSW of Unalaska, Alaska · 404 days ago · 26 km deep · 74 km away
  18. 2.624 km SE of Unalaska, Alaska · 403 days ago · 74 km deep · 8 km away
  19. 1.860 km SSE of Unalaska, Alaska · 403 days ago · 53 km deep · 34 km away
  20. 1.630 km SSW of Unalaska, Alaska · 402 days ago · 78 km deep · 27 km away
  21. 2.784 km SE of Akutan, Alaska · 401 days ago · 35 km deep · 100 km away
  22. 1.850 km SW of Unalaska, Alaska · 401 days ago · 18 km deep · 54 km away
  23. 1.921 km ESE of Unalaska, Alaska · 400 days ago · 79 km deep · 13 km away
  24. 1.926 km SE of Unalaska, Alaska · 398 days ago · 72 km deep · 9 km away
  25. 3.535 km SE of Akutan, Alaska · 397 days ago · 66 km deep · 67 km away
  26. 1.9102 km SE of Unalaska, Alaska · 396 days ago · 13 km deep · 74 km away
  27. 2.661 km SE of Akutan, Alaska · 395 days ago · 35 km deep · 76 km away
  28. 1.567 km SE of Unalaska, Alaska · 395 days ago · 26 km deep · 40 km away
  29. 1.933 km SW of Unalaska, Alaska · 395 days ago · 75 km deep · 36 km away
  30. 2.616 km SE of Unalaska, Alaska · 395 days ago · 81 km deep · 12 km away
  31. 2.755 km SW of Unalaska, Alaska · 395 days ago · 17 km deep · 58 km away
  32. 3.496 km SE of Akutan, Alaska · 393 days ago · 35 km deep · 100 km away
  33. 4.426 km W of Akutan, Alaska · 392 days ago · 103 km deep · 55 km away
  34. 2.111 km NW of Dutch Harbor, Alaska · 374 days ago · 11 km deep · 40 km away
  35. 2.924 km ENE of Dutch Harbor, Alaska · 370 days ago · 127 km deep · 37 km away
  36. 1.753 km SW of Unalaska, Alaska · 370 days ago · 15 km deep · 61 km away
  37. 3.765 km SE of Unalaska, Alaska · 362 days ago · 53 km deep · 38 km away
  38. 3.752 km ESE of Akutan, Alaska · 356 days ago · 78 km deep · 89 km away

Before

  1. 1.991 km SSW of Unalaska, Alaska · 413 days ago · 31 km deep · 79 km away
  2. 2.049 km SW of Unalaska, Alaska · 413 days ago · 17 km deep · 52 km away
  3. 3.329 km SE of Unalaska, Alaska · 415 days ago · 81 km deep · 9 km away
  4. 2.524 km SSW of Akutan, Alaska · 415 days ago · 83 km deep · 37 km away
  5. 1.950 km SW of Unalaska, Alaska · 415 days ago · 13 km deep · 52 km away
  6. 1.749 km SW of Unalaska, Alaska · 415 days ago · 19 km deep · 53 km away
  7. 1.749 km SW of Unalaska, Alaska · 415 days ago · 16 km deep · 53 km away
  8. 3.490 km SSW of Unalaska, Alaska · 415 days ago · 35 km deep · 77 km away
  9. 2.840 km SE of Akutan, Alaska · 415 days ago · 65 km deep · 72 km away
  10. 3.438 km S of Unalaska, Alaska · 416 days ago · 69 km deep · 23 km away
  11. 1.670 km SSE of Akutan, Alaska · 417 days ago · 50 km deep · 71 km away
  12. 1.886 km SSW of Unalaska, Alaska · 418 days ago · 47 km deep · 73 km away
  13. 3.325 km SE of Unalaska, Alaska · 419 days ago · 78 km deep · 8 km away
  14. 1.876 km SW of Unalaska, Alaska · 419 days ago · 18 km deep · 79 km away
  15. 1.659 km S of Akutan, Alaska · 420 days ago · 53 km deep · 42 km away
  16. 1.750 km SW of Unalaska, Alaska · 420 days ago · 14 km deep · 55 km away
  17. 1.649 km SSW of Unalaska, Alaska · 420 days ago · 68 km deep · 47 km away
  18. 1.623 km ENE of Akutan, Alaska · 420 days ago · 78 km deep · 82 km away
  19. 1.988 km SSW of Unalaska, Alaska · 421 days ago · 26 km deep · 76 km away
  20. 1.581 km SSW of Unalaska, Alaska · 421 days ago · 15 km deep · 70 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak025afkheer. Read Fri, Oct 2, 2026, 8:00 AM UTC.