Alaska earthquakes

M4.1 earthquake 62 km WSW of Atka, Alaska

A magnitude 4.1 earthquake struck 62 km WSW of Atka, Alaska on Mon, May 12, 2025, 4:30 PM HADT (01:30 UTC), 75 km (46 mi) below the surface.

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Map

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

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The earthquake

Magnitude
4.1 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2025-05-13 01:30:50 UTC
Depth
74.6 km (46.3 mi), intermediate-depth
Epicenter
52.072° N, 175.091° W
Region
Alaska
Strongest shaking
III, weak shaking
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
4.1mb, body-waveUSGS National Earthquake Information CenterPreferred · Reviewed · ±0.076 · 48 stations
4.1mb, body-waveAlaska Earthquake CenterPreliminary

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated
III, weak shaking
Peak ground acceleration
0.5% of gravity
Peak ground velocity
0.2 cm/s
Map
Automatic
USGS ShakeMap: estimated shaking intensity around the epicenter
Estimated shaking intensity. Map: USGS ShakeMap.

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 8.2 km horizontally, 6.6 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
170°
Stations used
70

Nearby

Within 100 km, magnitude 1.5 and up: 148 in the 60 days after this one and 71 in the 30 days before it.

After

  1. 1.967 km SW of Atka, Alaska · 506 days ago · 47 km deep · 28 km away
  2. 2.344 km SE of Atka, Alaska · 506 days ago · 24 km deep · 96 km away
  3. 1.724 km WSW of Atka, Alaska · 506 days ago · 25 km deep · 39 km away
  4. 3.139 km SE of Atka, Alaska · 506 days ago · 14 km deep · 92 km away
  5. 3.026 km E of Atka, Alaska · 505 days ago · 85 km deep · 88 km away
  6. 1.638 km E of Adak, Alaska · 505 days ago · 8 km deep · 72 km away
  7. 1.762 km SE of Adak, Alaska · 504 days ago · 26 km deep · 90 km away
  8. 2.031 km S of Atka, Alaska · 504 days ago · 84 km deep · 58 km away
  9. 2.084 km ENE of Adak, Alaska · 503 days ago · 99 km deep · 27 km away
  10. 2.258 km SE of Adak, Alaska · 503 days ago · 29 km deep · 86 km away
  11. 1.767 km SE of Adak, Alaska · 503 days ago · 24 km deep · 89 km away
  12. 2.531 km NNE of Atka, Alaska · 503 days ago · 168 km deep · 84 km away
  13. 1.684 km E of Adak, Alaska · 503 days ago · 77 km deep · 25 km away
  14. 1.886 km SE of Adak, Alaska · 502 days ago · 26 km deep · 79 km away
  15. 1.680 km ENE of Adak, Alaska · 502 days ago · 73 km deep · 28 km away
  16. 1.725 km SE of Adak, Alaska · 502 days ago · 63 km deep · 95 km away
  17. 2.263 km NE of Adak, Alaska · 502 days ago · 192 km deep · 62 km away
  18. 2.045 km NE of Adak, Alaska · 502 days ago · 131 km deep · 69 km away
  19. 2.5105 km S of Atka, Alaska · 502 days ago · 10 km deep · 100 km away
  20. 2.136 km ESE of Atka, Alaska · 501 days ago · 7 km deep · 94 km away
  21. 2.396 km WNW of Atka, Alaska · 501 days ago · 220 km deep · 58 km away
  22. 2.760 km SSE of Atka, Alaska · 501 days ago · 35 km deep · 95 km away
  23. 2.923 km NW of Atka, Alaska · 501 days ago · 206 km deep · 55 km away
  24. 1.894 km SW of Atka, Alaska · 501 days ago · 18 km deep · 54 km away
  25. 3.059 km NNE of Adak, Alaska · 500 days ago · 140 km deep · 79 km away
  26. 2.918 km SW of Atka, Alaska · 500 days ago · 6 km deep · 50 km away
  27. 2.235 km E of Adak, Alaska · 497 days ago · 79 km deep · 73 km away
  28. 2.395 km S of Atka, Alaska · 497 days ago · 2 km deep · 93 km away
  29. 3.349 km SE of Adak, Alaska · 497 days ago · 34 km deep · 91 km away
  30. 3.018 km WNW of Atka, Alaska · 496 days ago · 194 km deep · 50 km away
  31. 2.943 km S of Atka, Alaska · 496 days ago · 67 km deep · 60 km away
  32. 1.722 km SSW of Atka, Alaska · 495 days ago · 10 km deep · 53 km away
  33. 3.069 km SE of Adak, Alaska · 494 days ago · 35 km deep · 92 km away
  34. 2.546 km ESE of Adak, Alaska · 494 days ago · 59 km deep · 78 km away
  35. 1.969 km SW of Atka, Alaska · 494 days ago · 23 km deep · 31 km away
  36. 3.130 km N of Atka, Alaska · 494 days ago · 142 km deep · 71 km away
  37. 2.9107 km SW of Atka, Alaska · 493 days ago · 35 km deep · 71 km away
  38. 3.673 km ESE of Adak, Alaska · 493 days ago · 35 km deep · 72 km away
  39. 3.231 km WNW of Atka, Alaska · 492 days ago · 213 km deep · 37 km away
  40. 2.052 km S of Atka, Alaska · 492 days ago · 42 km deep · 64 km away
  41. 3.026 km ESE of Adak, Alaska · 491 days ago · 75 km deep · 91 km away
  42. 3.638 km ESE of Atka, Alaska · 490 days ago · 10 km deep · 98 km away
  43. 3.135 km ENE of Atka, Alaska · 490 days ago · 10 km deep · 98 km away
  44. 3.437 km E of Atka, Alaska · 490 days ago · 10 km deep · 99 km away
  45. 1.636 km ENE of Atka, Alaska · 490 days ago · 5 km deep · 98 km away
  46. 3.087 km SW of Atka, Alaska · 490 days ago · 35 km deep · 44 km away
  47. 1.657 km SE of Adak, Alaska · 490 days ago · 8 km deep · 90 km away
  48. 2.135 km ENE of Atka, Alaska · 489 days ago · 4 km deep · 97 km away
  49. 3.038 km ESE of Atka, Alaska · 489 days ago · 86 km deep · 96 km away
  50. 3.086 km SW of Atka, Alaska · 488 days ago · 35 km deep · 50 km away
  51. 1.934 km ENE of Atka, Alaska · 488 days ago · 29 km deep · 97 km away
  52. 2.053 km E of Adak, Alaska · 488 days ago · 63 km deep · 61 km away
  53. 2.293 km SW of Atka, Alaska · 487 days ago · 26 km deep · 51 km away
  54. 2.762 km WSW of Atka, Alaska · 487 days ago · 35 km deep · 13 km away
  55. 2.133 km E of Adak, Alaska · 486 days ago · 78 km deep · 76 km away
  56. 1.727 km ESE of Adak, Alaska · 486 days ago · 59 km deep · 89 km away
  57. 2.578 km NE of Adak, Alaska · 485 days ago · 157 km deep · 57 km away
  58. 1.560 km SE of Adak, Alaska · 485 days ago · 24 km deep · 98 km away
  59. 2.6104 km NE of Adak, Alaska · 485 days ago · 213 km deep · 79 km away
  60. 2.042 km WNW of Atka, Alaska · 484 days ago · 173 km deep · 42 km away

The first 60 of 148.

Before

  1. 2.944 km SSE of Atka, Alaska · 508 days ago · 19 km deep · 79 km away
  2. 2.151 km NE of Adak, Alaska · 509 days ago · 23 km deep · 67 km away
  3. 2.777 km ESE of Adak, Alaska · 509 days ago · 60 km deep · 58 km away
  4. 1.731 km SE of Atka, Alaska · 510 days ago · 6 km deep · 87 km away
  5. 2.973 km NNE of Adak, Alaska · 510 days ago · 201 km deep · 91 km away
  6. 1.848 km W of Atka, Alaska · 510 days ago · 78 km deep · 17 km away
  7. 3.038 km NNE of Atka, Alaska · 510 days ago · 146 km deep · 94 km away
  8. 1.871 km SE of Adak, Alaska · 510 days ago · 21 km deep · 88 km away
  9. 3.764 km ESE of Adak, Alaska · 511 days ago · 35 km deep · 76 km away
  10. 1.960 km SE of Adak, Alaska · 511 days ago · 23 km deep · 98 km away
  11. 2.086 km S of Atka, Alaska · 512 days ago · 24 km deep · 87 km away
  12. 2.194 km S of Atka, Alaska · 512 days ago · 14 km deep · 94 km away
  13. 3.774 km SW of Atka, Alaska · 512 days ago · 35 km deep · 47 km away
  14. 1.991 km S of Atka, Alaska · 512 days ago · 19 km deep · 90 km away
  15. 1.958 km SE of Adak, Alaska · 513 days ago · 25 km deep · 99 km away
  16. 3.167 km SE of Adak, Alaska · 513 days ago · 35 km deep · 99 km away
  17. 2.175 km SW of Atka, Alaska · 513 days ago · 26 km deep · 49 km away
  18. 2.848 km SSE of Atka, Alaska · 514 days ago · 81 km deep · 87 km away
  19. 2.694 km ESE of Adak, Alaska · 515 days ago · 35 km deep · 74 km away
  20. 2.727 km E of Adak, Alaska · 515 days ago · 78 km deep · 82 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000pyxj (also filed as ak02563z98kg). Read Fri, Oct 2, 2026, 2:37 PM UTC.