Alaska earthquakes

M3.1 earthquake 69 km SSE of Atka, Alaska

A magnitude 3.1 earthquake struck 69 km SSE of Atka, Alaska on Thu, May 29, 2025, 4:37 AM HADT (13:37 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M5.0 57 km E 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
3.1 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2025-05-29 13:37:15 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
51.647° N, 173.721° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.ScaleComputed byNotes
3.1ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.091 · 16 stations
2.5ML, local (Richter)Alaska Earthquake CenterPreliminary

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 3.3 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.09
Depth from
Operator assigned
Station coverage gap
208°, poorly surrounded by stations
Stations used
17

Nearby

Within 100 km, magnitude 1.5 and up: 135 in the 60 days after this one and 54 in the 30 days before it.

After

  1. 2.6152 km S of Atka, Alaska · 491 days ago · 10 km deep · 89 km away
  2. 2.949 km ENE of Atka, Alaska · 490 days ago · 10 km deep · 80 km away
  3. 4.846 km E of Atka, Alaska · 490 days ago · 10 km deep · 71 km away · felt by 1
  4. 3.638 km ESE of Atka, Alaska · 490 days ago · 10 km deep · 53 km away
  5. 3.135 km ENE of Atka, Alaska · 490 days ago · 10 km deep · 74 km away
  6. 3.144 km E of Atka, Alaska · 490 days ago · 10 km deep · 69 km away
  7. 2.545 km ENE of Atka, Alaska · 490 days ago · 10 km deep · 72 km away
  8. 3.639 km E of Atka, Alaska · 490 days ago · 10 km deep · 64 km away
  9. 3.437 km E of Atka, Alaska · 490 days ago · 10 km deep · 61 km away
  10. 2.848 km ENE of Atka, Alaska · 490 days ago · 10 km deep · 73 km away
  11. 3.241 km ENE of Atka, Alaska · 490 days ago · 10 km deep · 70 km away
  12. 1.636 km ENE of Atka, Alaska · 490 days ago · 5 km deep · 76 km away
  13. 3.053 km ENE of Atka, Alaska · 490 days ago · 11 km deep · 77 km away
  14. 3.343 km ENE of Atka, Alaska · 490 days ago · 13 km deep · 77 km away
  15. 3.141 km ENE of Atka, Alaska · 490 days ago · 10 km deep · 81 km away
  16. 3.087 km SW of Atka, Alaska · 490 days ago · 35 km deep · 99 km away
  17. 3.342 km ENE of Atka, Alaska · 490 days ago · 10 km deep · 77 km away
  18. 2.135 km ENE of Atka, Alaska · 489 days ago · 4 km deep · 74 km away
  19. 3.038 km ESE of Atka, Alaska · 489 days ago · 86 km deep · 45 km away
  20. 3.086 km SW of Atka, Alaska · 488 days ago · 35 km deep · 92 km away
  21. 1.934 km ENE of Atka, Alaska · 488 days ago · 29 km deep · 75 km away
  22. 2.762 km WSW of Atka, Alaska · 487 days ago · 35 km deep · 97 km away
  23. 1.637 km ENE of Atka, Alaska · 483 days ago · 7 km deep · 69 km away
  24. 2.2117 km ESE of Atka, Alaska · 483 days ago · 26 km deep · 81 km away
  25. 2.0107 km ESE of Atka, Alaska · 483 days ago · 12 km deep · 72 km away
  26. 2.1111 km ESE of Atka, Alaska · 483 days ago · 13 km deep · 73 km away
  27. 3.077 km SE of Atka, Alaska · 482 days ago · 35 km deep · 13 km away
  28. 3.665 km ENE of Atka, Alaska · 481 days ago · 10 km deep · 90 km away
  29. 3.561 km ENE of Atka, Alaska · 481 days ago · 10 km deep · 79 km away
  30. 1.643 km SE of Atka, Alaska · 481 days ago · 20 km deep · 30 km away
  31. 2.791 km SE of Atka, Alaska · 480 days ago · 18 km deep · 26 km away
  32. 3.157 km SE of Atka, Alaska · 480 days ago · 75 km deep · 22 km away
  33. 2.741 km SSW of Atka, Alaska · 479 days ago · 66 km deep · 50 km away
  34. 3.29 km SSE of Atka, Alaska · 478 days ago · 67 km deep · 60 km away
  35. 2.047 km SSE of Atka, Alaska · 477 days ago · 2 km deep · 21 km away
  36. 1.647 km W of Atka, Alaska · 477 days ago · 13 km deep · 96 km away
  37. 2.172 km ESE of Atka, Alaska · 476 days ago · 77 km deep · 50 km away
  38. 3.034 km SE of Atka, Alaska · 476 days ago · 97 km deep · 41 km away
  39. 3.0151 km SSE of Atka, Alaska · 476 days ago · 10 km deep · 83 km away
  40. 2.891 km SW of Atka, Alaska · 476 days ago · 28 km deep · 100 km away
  41. 2.257 km SE of Atka, Alaska · 475 days ago · 56 km deep · 22 km away
  42. 2.036 km ENE of Atka, Alaska · 475 days ago · 6 km deep · 76 km away
  43. 3.287 km SSE of Atka, Alaska · 474 days ago · 35 km deep · 21 km away
  44. 1.892 km S of Atka, Alaska · 474 days ago · 4 km deep · 55 km away
  45. 2.997 km E of Atka, Alaska · 473 days ago · 70 km deep · 87 km away
  46. 2.173 km SW of Atka, Alaska · 472 days ago · 51 km deep · 93 km away
  47. 2.018 km NNW of Atka, Alaska · 472 days ago · 123 km deep · 87 km away
  48. 2.594 km SW of Atka, Alaska · 469 days ago · 35 km deep · 99 km away
  49. 2.233 km ENE of Atka, Alaska · 469 days ago · 6 km deep · 72 km away
  50. 2.954 km WSW of Atka, Alaska · 469 days ago · 70 km deep · 91 km away
  51. 1.689 km SW of Atka, Alaska · 468 days ago · 25 km deep · 100 km away
  52. 2.065 km SE of Atka, Alaska · 468 days ago · 39 km deep · 29 km away
  53. 1.854 km SSW of Atka, Alaska · 468 days ago · 38 km deep · 59 km away
  54. 2.176 km SSW of Atka, Alaska · 468 days ago · 15 km deep · 59 km away
  55. 2.985 km ESE of Atka, Alaska · 466 days ago · 35 km deep · 48 km away
  56. 1.965 km SW of Atka, Alaska · 466 days ago · 44 km deep · 89 km away
  57. 3.345 km SE of Atka, Alaska · 465 days ago · 65 km deep · 26 km away
  58. 2.688 km SW of Atka, Alaska · 464 days ago · 35 km deep · 96 km away
  59. 2.9141 km S of Atka, Alaska · 464 days ago · 10 km deep · 81 km away
  60. 1.882 km SW of Atka, Alaska · 463 days ago · 18 km deep · 96 km away

The first 60 of 135.

Before

  1. 2.948 km ENE of Atka, Alaska · 491 days ago · 129 km deep · 87 km away
  2. 2.052 km S of Atka, Alaska · 492 days ago · 42 km deep · 44 km away
  3. 3.231 km WNW of Atka, Alaska · 492 days ago · 213 km deep · 93 km away
  4. 1.952 km ESE of Atka, Alaska · 493 days ago · 55 km deep · 40 km away
  5. 3.130 km N of Atka, Alaska · 493 days ago · 142 km deep · 99 km away
  6. 1.969 km SW of Atka, Alaska · 494 days ago · 23 km deep · 89 km away
  7. 2.8119 km ESE of Atka, Alaska · 494 days ago · 35 km deep · 70 km away
  8. 1.722 km SSW of Atka, Alaska · 495 days ago · 10 km deep · 57 km away
  9. 2.943 km S of Atka, Alaska · 495 days ago · 67 km deep · 45 km away
  10. 3.018 km WNW of Atka, Alaska · 496 days ago · 194 km deep · 86 km away
  11. 2.395 km S of Atka, Alaska · 497 days ago · 2 km deep · 59 km away
  12. 2.259 km ESE of Atka, Alaska · 497 days ago · 52 km deep · 44 km away
  13. 3.577 km SE of Atka, Alaska · 497 days ago · 35 km deep · 20 km away
  14. 3.163 km E of Atka, Alaska · 498 days ago · 104 km deep · 65 km away
  15. 3.170 km E of Atka, Alaska · 499 days ago · 8 km deep · 70 km away
  16. 3.074 km E of Atka, Alaska · 499 days ago · 10 km deep · 78 km away
  17. 2.489 km SSE of Atka, Alaska · 499 days ago · 16 km deep · 21 km away
  18. 2.918 km SW of Atka, Alaska · 500 days ago · 6 km deep · 63 km away
  19. 1.894 km SW of Atka, Alaska · 500 days ago · 18 km deep · 99 km away
  20. 2.923 km NW of Atka, Alaska · 501 days ago · 206 km deep · 92 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000qi24 (also filed as ak0256un1axr). Read Fri, Oct 2, 2026, 1:05 PM UTC.