Alaska earthquakes

M1.9 earthquake 9 km ESE of Unalaska, Alaska

A magnitude 1.9 earthquake struck 9 km ESE of Unalaska, Alaska on Wed, Apr 23, 2025, 4:06 PM AKDT (00:06 UTC), 100 km (62 mi) below the surface.

A larger quake followed: M4.3 48 km SSW of Unalaska, Alaska. This one was a foreshock.

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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
1.9 (ml), micro
Local time
UTC
2025-04-24 00:06:50 UTC
Depth
100.0 km (62.1 mi), intermediate-depth
Epicenter
53.827° N, 166.406° 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
31

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 140 in the 60 days after this one and 96 in the 30 days before it.

After

  1. 2.335 km WNW of Akutan, Alaska · 524 days ago · 170 km deep · 43 km away
  2. 1.660 km SSE of Akutan, Alaska · 524 days ago · 4 km deep · 69 km away
  3. 2.794 km SW of Unalaska, Alaska · 524 days ago · 57 km deep · 96 km away
  4. 1.920 km W of Dutch Harbor, Alaska · 523 days ago · 5 km deep · 31 km away
  5. 1.943 km SE of Akutan, Alaska · 523 days ago · 65 km deep · 75 km away
  6. 1.875 km SE of Unalaska, Alaska · 523 days ago · 26 km deep · 65 km away
  7. 1.947 km SE of Unalaska, Alaska · 522 days ago · 47 km deep · 38 km away
  8. 1.833 km W of Dutch Harbor, Alaska · 522 days ago · 101 km deep · 42 km away
  9. 2.098 km SSW of Unalaska, Alaska · 521 days ago · 39 km deep · 98 km away
  10. 1.6103 km SSE of Unalaska, Alaska · 521 days ago · 16 km deep · 95 km away
  11. 1.778 km SSW of Unalaska, Alaska · 520 days ago · 48 km deep · 76 km away
  12. 1.662 km SE of Unalaska, Alaska · 520 days ago · 52 km deep · 52 km away
  13. 1.776 km WSW of Unalaska, Alaska · 520 days ago · 17 km deep · 81 km away
  14. 2.681 km SE of Akutan, Alaska · 518 days ago · 35 km deep · 94 km away
  15. 1.962 km SE of Unalaska, Alaska · 517 days ago · 36 km deep · 53 km away
  16. 2.573 km SE of Unalaska, Alaska · 517 days ago · 35 km deep · 64 km away
  17. 2.685 km SSW of Unalaska, Alaska · 517 days ago · 10 km deep · 86 km away
  18. 1.768 km SSE of Akutan, Alaska · 517 days ago · 9 km deep · 65 km away
  19. 1.873 km WSW of Unalaska, Alaska · 516 days ago · 13 km deep · 78 km away
  20. 2.073 km SE of Unalaska, Alaska · 516 days ago · 26 km deep · 64 km away
  21. 1.928 km SSE of Akutan, Alaska · 515 days ago · 61 km deep · 48 km away
  22. 1.556 km WSW of Unalaska, Alaska · 515 days ago · 16 km deep · 61 km away
  23. 1.574 km SW of Unalaska, Alaska · 515 days ago · 13 km deep · 78 km away
  24. 1.722 km SSE of Unalaska, Alaska · 514 days ago · 71 km deep · 15 km away
  25. 1.868 km SW of Unalaska, Alaska · 514 days ago · 10 km deep · 72 km away
  26. 1.779 km SW of Unalaska, Alaska · 514 days ago · 10 km deep · 84 km away
  27. 1.630 km SE of Unalaska, Alaska · 514 days ago · 42 km deep · 20 km away
  28. 1.968 km SW of Unalaska, Alaska · 512 days ago · 14 km deep · 72 km away
  29. 2.054 km SSW of Unalaska, Alaska · 511 days ago · 64 km deep · 54 km away
  30. 3.283 km SSW of Unalaska, Alaska · 511 days ago · 35 km deep · 81 km away
  31. 2.183 km SSW of Unalaska, Alaska · 511 days ago · 37 km deep · 80 km away
  32. 2.786 km SSW of Unalaska, Alaska · 511 days ago · 35 km deep · 83 km away
  33. 1.681 km SE of Unalaska, Alaska · 510 days ago · 21 km deep · 72 km away
  34. 2.666 km SSE of Akutan, Alaska · 510 days ago · 58 km deep · 80 km away
  35. 1.622 km SE of Unalaska, Alaska · 510 days ago · 73 km deep · 13 km away
  36. 1.873 km SW of Unalaska, Alaska · 508 days ago · 13 km deep · 78 km away
  37. 1.970 km SE of Unalaska, Alaska · 508 days ago · 34 km deep · 60 km away
  38. 1.953 km S of Akutan, Alaska · 507 days ago · 35 km deep · 47 km away
  39. 1.875 km WSW of Unalaska, Alaska · 507 days ago · 13 km deep · 80 km away
  40. 2.140 km NW of Akutan, Alaska · 507 days ago · 102 km deep · 59 km away
  41. 4.348 km SSW of Unalaska, Alaska · 507 days ago · 74 km deep · 48 km away · felt by 10
  42. 1.859 km S of Unalaska, Alaska · 506 days ago · 47 km deep · 56 km away
  43. 1.974 km SW of Unalaska, Alaska · 505 days ago · 13 km deep · 78 km away
  44. 2.513 km W of Akutan, Alaska · 505 days ago · 25 km deep · 45 km away
  45. 1.970 km S of Unalaska, Alaska · 505 days ago · 43 km deep · 67 km away
  46. 2.577 km SW of Unalaska, Alaska · 505 days ago · 68 km deep · 79 km away
  47. 2.813 km WSW of Akutan, Alaska · 504 days ago · 21 km deep · 40 km away
  48. 1.516 km W of Akutan, Alaska · 504 days ago · 19 km deep · 40 km away
  49. 1.814 km WSW of Akutan, Alaska · 504 days ago · 20 km deep · 41 km away
  50. 1.895 km SSW of Unalaska, Alaska · 503 days ago · 13 km deep · 95 km away
  51. 1.925 km S of Akutan, Alaska · 503 days ago · 70 km deep · 47 km away
  52. 2.634 km NW of Akutan, Alaska · 502 days ago · 24 km deep · 66 km away
  53. 2.244 km SSE of Unalaska, Alaska · 501 days ago · 26 km deep · 38 km away
  54. 1.988 km SSE of Akutan, Alaska · 501 days ago · 24 km deep · 81 km away
  55. 1.734 km SSE of Akutan, Alaska · 501 days ago · 63 km deep · 53 km away
  56. 1.687 km SSW of Unalaska, Alaska · 501 days ago · 26 km deep · 86 km away
  57. 1.670 km SSW of Unalaska, Alaska · 500 days ago · 21 km deep · 70 km away
  58. 2.057 km SSW of Unalaska, Alaska · 499 days ago · 68 km deep · 58 km away
  59. 1.873 km SSE of Akutan, Alaska · 499 days ago · 32 km deep · 71 km away
  60. 2.348 km ESE of Akutan, Alaska · 497 days ago · 71 km deep · 91 km away

The first 60 of 140.

Before

  1. 1.736 km ESE of Akutan, Alaska · 524 days ago · 68 km deep · 81 km away
  2. 2.093 km SSW of Unalaska, Alaska · 524 days ago · 60 km deep · 94 km away
  3. 2.053 km ESE of Akutan, Alaska · 525 days ago · 75 km deep · 96 km away
  4. 1.954 km ESE of Akutan, Alaska · 525 days ago · 47 km deep · 93 km away
  5. 3.057 km ESE of Akutan, Alaska · 525 days ago · 50 km deep · 94 km away
  6. 1.859 km SSE of Unalaska, Alaska · 527 days ago · 40 km deep · 53 km away
  7. 1.872 km SE of Unalaska, Alaska · 527 days ago · 18 km deep · 63 km away
  8. 1.670 km SE of Unalaska, Alaska · 529 days ago · 22 km deep · 61 km away
  9. 3.678 km S of Unalaska, Alaska · 529 days ago · 35 km deep · 75 km away
  10. 1.873 km S of Unalaska, Alaska · 529 days ago · 36 km deep · 70 km away
  11. 1.745 km ESE of Unalaska, Alaska · 529 days ago · 45 km deep · 36 km away
  12. 2.718 km W of Dutch Harbor, Alaska · 530 days ago · 99 km deep · 27 km away
  13. 2.987 km SSE of Akutan, Alaska · 531 days ago · 35 km deep · 90 km away
  14. 2.274 km SSE of Akutan, Alaska · 531 days ago · 22 km deep · 77 km away
  15. 2.173 km WSW of Unalaska, Alaska · 531 days ago · 8 km deep · 79 km away
  16. 2.122 km ESE of Unalaska, Alaska · 531 days ago · 78 km deep · 13 km away
  17. 2.173 km WSW of Unalaska, Alaska · 531 days ago · 13 km deep · 79 km away
  18. 3.674 km WSW of Unalaska, Alaska · 531 days ago · 10 km deep · 80 km away
  19. 2.174 km WSW of Unalaska, Alaska · 531 days ago · 11 km deep · 80 km away
  20. 2.028 km E of Unalaska, Alaska · 532 days ago · 85 km deep · 21 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak02558jayb0. Read Wed, Sep 30, 2026, 12:14 AM UTC.