Alaska earthquakes

M3.9 earthquake 172 km SE of Akutan, Alaska

A magnitude 3.9 earthquake struck 172 km SE of Akutan, Alaska on Sat, Nov 1, 2025, 3:22 PM AKDT (23:22 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.7 144 km SE of Akutan, Alaska. This one was a foreshock.

Akutan 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
3.9 (mb, body-wave), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2025-11-01 23:22:20 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
52.886° N, 164.233° 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.

Location uncertainty
About 6.2 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.13
Depth from
Operator assigned
Station coverage gap
180°
Stations used
24

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 44 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 2.4150 km SE of Akutan, Alaska · 325 days ago · 35 km deep · 40 km away
  2. 2.9155 km ESE of Akutan, Alaska · 320 days ago · 35 km deep · 69 km away
  3. 2.297 km ESE of Akutan, Alaska · 319 days ago · 35 km deep · 88 km away
  4. 2.2125 km SE of Unalaska, Alaska · 318 days ago · 6 km deep · 71 km away
  5. 2.195 km SSE of Akutan, Alaska · 318 days ago · 15 km deep · 88 km away
  6. 2.6134 km S of False Pass, Alaska · 316 days ago · 35 km deep · 96 km away
  7. 2.492 km SE of Akutan, Alaska · 315 days ago · 18 km deep · 84 km away
  8. 2.2119 km SE of Akutan, Alaska · 315 days ago · 35 km deep · 58 km away
  9. 4.4140 km SE of Akutan, Alaska · 313 days ago · 17 km deep · 51 km away
  10. 2.277 km SSE of Akutan, Alaska · 312 days ago · 48 km deep · 96 km away
  11. 2.296 km SE of Akutan, Alaska · 312 days ago · 10 km deep · 78 km away
  12. 1.892 km SE of Akutan, Alaska · 312 days ago · 33 km deep · 89 km away
  13. 2.2106 km SE of Unalaska, Alaska · 311 days ago · 11 km deep · 90 km away
  14. 2.485 km SSE of Akutan, Alaska · 311 days ago · 21 km deep · 90 km away
  15. 2.291 km SE of Akutan, Alaska · 311 days ago · 47 km deep · 82 km away
  16. 2.4106 km ESE of Akutan, Alaska · 311 days ago · 44 km deep · 88 km away
  17. 1.977 km SSE of Akutan, Alaska · 311 days ago · 50 km deep · 98 km away
  18. 2.376 km SSE of Akutan, Alaska · 311 days ago · 45 km deep · 99 km away
  19. 2.379 km SSE of Akutan, Alaska · 311 days ago · 35 km deep · 98 km away
  20. 2.476 km SSE of Akutan, Alaska · 310 days ago · 24 km deep · 97 km away
  21. 2.8138 km SE of Akutan, Alaska · 309 days ago · 35 km deep · 34 km away
  22. 3.4133 km SE of Akutan, Alaska · 308 days ago · 10 km deep · 40 km away
  23. 2.380 km SSE of Akutan, Alaska · 308 days ago · 10 km deep · 100 km away
  24. 2.886 km SSE of Akutan, Alaska · 308 days ago · 10 km deep · 97 km away
  25. 2.791 km SE of Akutan, Alaska · 307 days ago · 10 km deep · 91 km away
  26. 2.3102 km SE of Akutan, Alaska · 307 days ago · 16 km deep · 80 km away
  27. 2.9128 km SE of Akutan, Alaska · 306 days ago · 10 km deep · 44 km away
  28. 3.089 km SSE of Akutan, Alaska · 306 days ago · 32 km deep · 92 km away
  29. 3.5146 km ESE of Akutan, Alaska · 306 days ago · 35 km deep · 79 km away
  30. 2.1125 km SE of Akutan, Alaska · 303 days ago · 35 km deep · 54 km away
  31. 2.9207 km SSE of Unalaska, Alaska · 302 days ago · 10 km deep · 86 km away
  32. 4.7144 km SE of Akutan, Alaska · 301 days ago · 35 km deep · 52 km away
  33. 2.976 km SSE of Akutan, Alaska · 300 days ago · 35 km deep · 98 km away
  34. 3.0151 km SSE of Akutan, Alaska · 298 days ago · 10 km deep · 23 km away
  35. 2.076 km SSE of Akutan, Alaska · 292 days ago · 35 km deep · 99 km away
  36. 2.6104 km SSE of Akutan, Alaska · 288 days ago · 5 km deep · 69 km away
  37. 3.697 km SSE of Akutan, Alaska · 285 days ago · 39 km deep · 76 km away
  38. 2.484 km SSE of Akutan, Alaska · 285 days ago · 33 km deep · 92 km away
  39. 2.385 km SSE of Akutan, Alaska · 285 days ago · 20 km deep · 94 km away
  40. 2.095 km SE of Akutan, Alaska · 285 days ago · 35 km deep · 78 km away
  41. 3.188 km SSE of Akutan, Alaska · 279 days ago · 23 km deep · 88 km away
  42. 3.0165 km S of False Pass, Alaska · 278 days ago · 22 km deep · 78 km away
  43. 3.0148 km SSE of Akutan, Alaska · 278 days ago · 20 km deep · 26 km away
  44. 2.382 km SSE of Akutan, Alaska · 277 days ago · 40 km deep · 96 km away

Before

  1. 3.9142 km S of False Pass, Alaska · 343 days ago · 35 km deep · 93 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000rpf0. Read Sun, Oct 4, 2026, 4:28 PM UTC.