Alaska earthquakes

M3.8 earthquake 113 km SSW of Atka, Alaska

A magnitude 3.8 earthquake struck 113 km SSW of Atka, Alaska on Tue, Nov 11, 2025, 12:22 PM HAST (22:22 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.8 118 km SSW of Atka, 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
3.8 (mb, body-wave), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2025-11-11 22:22:50 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
51.247° N, 174.786° 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 5.3 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.14
Depth from
Operator assigned
Station coverage gap
228°, poorly surrounded by stations
Stations used
24

Nearby

Within 100 km, magnitude 1.5 and up: 56 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 2.6101 km SW of Atka, Alaska · 326 days ago · 10 km deep · 31 km away
  2. 2.567 km SSE of Adak, Alaska · 321 days ago · 35 km deep · 96 km away
  3. 3.198 km ESE of Adak, Alaska · 320 days ago · 35 km deep · 51 km away
  4. 3.267 km SE of Adak, Alaska · 320 days ago · 35 km deep · 82 km away
  5. 2.974 km E of Adak, Alaska · 319 days ago · 27 km deep · 79 km away
  6. 2.371 km E of Adak, Alaska · 319 days ago · 70 km deep · 82 km away
  7. 3.783 km WSW of Atka, Alaska · 314 days ago · 56 km deep · 79 km away
  8. 2.853 km S of Atka, Alaska · 314 days ago · 8 km deep · 65 km away
  9. 2.862 km S of Atka, Alaska · 314 days ago · 10 km deep · 66 km away
  10. 2.353 km SE of Adak, Alaska · 314 days ago · 38 km deep · 93 km away
  11. 2.660 km SE of Adak, Alaska · 312 days ago · 35 km deep · 86 km away
  12. 2.864 km SE of Adak, Alaska · 312 days ago · 35 km deep · 84 km away
  13. 2.480 km S of Atka, Alaska · 312 days ago · 11 km deep · 51 km away
  14. 1.721 km S of Atka, Alaska · 303 days ago · 14 km deep · 92 km away
  15. 3.739 km SSE of Atka, Alaska · 301 days ago · 51 km deep · 92 km away
  16. 2.371 km SE of Adak, Alaska · 299 days ago · 24 km deep · 78 km away
  17. 2.3149 km S of Atka, Alaska · 299 days ago · 10 km deep · 66 km away
  18. 2.254 km SE of Adak, Alaska · 298 days ago · 41 km deep · 95 km away
  19. 3.285 km WSW of Atka, Alaska · 298 days ago · 67 km deep · 71 km away
  20. 2.658 km SE of Adak, Alaska · 298 days ago · 35 km deep · 90 km away
  21. 2.367 km SSE of Adak, Alaska · 297 days ago · 17 km deep · 97 km away
  22. 1.762 km ESE of Adak, Alaska · 296 days ago · 53 km deep · 85 km away
  23. 3.676 km SSE of Adak, Alaska · 296 days ago · 23 km deep · 89 km away
  24. 2.387 km SW of Atka, Alaska · 294 days ago · 35 km deep · 42 km away
  25. 2.6171 km S of Atka, Alaska · 291 days ago · 10 km deep · 86 km away
  26. 2.9154 km S of Atka, Alaska · 291 days ago · 10 km deep · 64 km away
  27. 2.056 km SE of Adak, Alaska · 291 days ago · 5 km deep · 96 km away
  28. 2.372 km SE of Adak, Alaska · 291 days ago · 20 km deep · 83 km away
  29. 2.494 km S of Atka, Alaska · 289 days ago · 2 km deep · 27 km away
  30. 2.470 km SSE of Adak, Alaska · 289 days ago · 23 km deep · 94 km away
  31. 2.155 km SE of Adak, Alaska · 289 days ago · 22 km deep · 95 km away
  32. 3.262 km SE of Adak, Alaska · 288 days ago · 35 km deep · 93 km away
  33. 2.267 km SE of Adak, Alaska · 286 days ago · 28 km deep · 86 km away
  34. 2.360 km SSE of Adak, Alaska · 285 days ago · 26 km deep · 97 km away
  35. 2.872 km S of Atka, Alaska · 285 days ago · 35 km deep · 58 km away
  36. 3.7102 km SSW of Atka, Alaska · 285 days ago · 35 km deep · 20 km away
  37. 2.6115 km SSW of Atka, Alaska · 285 days ago · 10 km deep · 6 km away
  38. 4.8118 km SSW of Atka, Alaska · 285 days ago · 10 km deep · 8 km away
  39. 3.3108 km SSW of Atka, Alaska · 285 days ago · 9 km deep · 15 km away
  40. 4.0113 km SSW of Atka, Alaska · 285 days ago · 10 km deep · 2 km away
  41. 3.7114 km SSW of Atka, Alaska · 285 days ago · 10 km deep · 5 km away
  42. 3.981 km ESE of Adak, Alaska · 283 days ago · 61 km deep · 66 km away
  43. 3.2190 km SE of Adak, Alaska · 283 days ago · 32 km deep · 84 km away
  44. 4.095 km SW of Atka, Alaska · 281 days ago · 45 km deep · 48 km away
  45. 2.475 km E of Adak, Alaska · 280 days ago · 75 km deep · 90 km away
  46. 2.258 km SSE of Adak, Alaska · 279 days ago · 28 km deep · 99 km away
  47. 2.599 km ESE of Adak, Alaska · 278 days ago · 27 km deep · 48 km away
  48. 3.564 km S of Atka, Alaska · 278 days ago · 0 km deep · 55 km away
  49. 2.9132 km SSW of Atka, Alaska · 277 days ago · 6 km deep · 22 km away
  50. 2.9128 km SSW of Atka, Alaska · 276 days ago · 7 km deep · 17 km away
  51. 3.0133 km SSW of Atka, Alaska · 276 days ago · 5 km deep · 21 km away
  52. 2.558 km SE of Adak, Alaska · 276 days ago · 52 km deep · 87 km away
  53. 2.567 km SE of Adak, Alaska · 271 days ago · 26 km deep · 90 km away
  54. 2.547 km SE of Adak, Alaska · 271 days ago · 63 km deep · 99 km away
  55. 2.897 km SW of Atka, Alaska · 270 days ago · 26 km deep · 36 km away
  56. 3.190 km ESE of Adak, Alaska · 269 days ago · 64 km deep · 65 km away

Before

  1. 4.098 km ESE of Adak, Alaska · 330 days ago · 41 km deep · 51 km away
  2. 3.679 km WSW of Atka, Alaska · 339 days ago · 60 km deep · 71 km away
  3. 1.989 km ESE of Adak, Alaska · 352 days ago · 19 km deep · 57 km away
  4. 2.672 km SE of Adak, Alaska · 352 days ago · 35 km deep · 85 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000regu. Read Mon, Oct 5, 2026, 5:30 AM UTC.