Alaska earthquakes

M1.5 earthquake 42 km SE of Unalaska, Alaska

A magnitude 1.5 earthquake struck 42 km SE of Unalaska, Alaska on Wed, Apr 2, 2025, 11:36 PM AKDT (07:36 UTC), 51 km (32 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
1.5 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2025-04-03 07:36:28 UTC
Depth
51.0 km (31.7 mi), shallow
Epicenter
53.565° N, 166.169° 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
18

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 144 in the 60 days after this one and 106 in the 30 days before it.

After

  1. 2.473 km SSE of Akutan, Alaska · 548 days ago · 35 km deep · 53 km away
  2. 2.149 km SE of Unalaska, Alaska · 548 days ago · 63 km deep · 18 km away
  3. 2.151 km WSW of Unalaska, Alaska · 546 days ago · 120 km deep · 76 km away
  4. 2.170 km WSW of Unalaska, Alaska · 546 days ago · 13 km deep · 85 km away
  5. 1.767 km SSW of Unalaska, Alaska · 545 days ago · 62 km deep · 55 km away
  6. 2.095 km SE of Unalaska, Alaska · 545 days ago · 16 km deep · 55 km away
  7. 2.062 km SE of Akutan, Alaska · 544 days ago · 45 km deep · 77 km away
  8. 2.592 km SSW of Unalaska, Alaska · 544 days ago · 35 km deep · 76 km away
  9. 2.981 km SSW of Unalaska, Alaska · 543 days ago · 33 km deep · 64 km away
  10. 1.860 km SSE of Akutan, Alaska · 543 days ago · 37 km deep · 41 km away
  11. 2.187 km SSW of Unalaska, Alaska · 543 days ago · 40 km deep · 76 km away
  12. 2.288 km SSW of Unalaska, Alaska · 543 days ago · 46 km deep · 78 km away
  13. 1.790 km SSW of Unalaska, Alaska · 543 days ago · 17 km deep · 75 km away
  14. 2.693 km SSW of Unalaska, Alaska · 543 days ago · 35 km deep · 80 km away
  15. 1.522 km SSE of Unalaska, Alaska · 542 days ago · 73 km deep · 20 km away
  16. 1.779 km SSE of Akutan, Alaska · 542 days ago · 50 km deep · 64 km away
  17. 2.076 km SSE of Akutan, Alaska · 541 days ago · 49 km deep · 57 km away
  18. 1.758 km SSE of Unalaska, Alaska · 541 days ago · 31 km deep · 24 km away
  19. 1.831 km SE of Unalaska, Alaska · 540 days ago · 45 km deep · 11 km away
  20. 2.088 km SE of Unalaska, Alaska · 539 days ago · 25 km deep · 47 km away
  21. 1.851 km SE of Unalaska, Alaska · 539 days ago · 37 km deep · 11 km away
  22. 1.984 km SSW of Unalaska, Alaska · 539 days ago · 22 km deep · 70 km away
  23. 2.388 km SSE of Akutan, Alaska · 539 days ago · 20 km deep · 65 km away
  24. 1.776 km SSE of Akutan, Alaska · 538 days ago · 22 km deep · 66 km away
  25. 2.071 km SE of Unalaska, Alaska · 538 days ago · 32 km deep · 32 km away
  26. 2.1110 km SSE of Unalaska, Alaska · 538 days ago · 13 km deep · 72 km away
  27. 1.876 km SE of Unalaska, Alaska · 538 days ago · 16 km deep · 35 km away
  28. 2.028 km E of Unalaska, Alaska · 538 days ago · 85 km deep · 34 km away
  29. 2.174 km WSW of Unalaska, Alaska · 537 days ago · 11 km deep · 93 km away
  30. 3.674 km WSW of Unalaska, Alaska · 537 days ago · 10 km deep · 88 km away
  31. 2.173 km WSW of Unalaska, Alaska · 537 days ago · 13 km deep · 90 km away
  32. 2.122 km ESE of Unalaska, Alaska · 537 days ago · 78 km deep · 24 km away
  33. 2.173 km WSW of Unalaska, Alaska · 537 days ago · 8 km deep · 89 km away
  34. 2.274 km SSE of Akutan, Alaska · 536 days ago · 22 km deep · 53 km away
  35. 2.987 km SSE of Akutan, Alaska · 536 days ago · 35 km deep · 65 km away
  36. 2.718 km W of Dutch Harbor, Alaska · 536 days ago · 99 km deep · 54 km away
  37. 1.745 km ESE of Unalaska, Alaska · 535 days ago · 45 km deep · 20 km away
  38. 1.873 km S of Unalaska, Alaska · 534 days ago · 36 km deep · 52 km away
  39. 3.678 km S of Unalaska, Alaska · 534 days ago · 35 km deep · 55 km away
  40. 1.670 km SE of Unalaska, Alaska · 534 days ago · 22 km deep · 28 km away
  41. 1.872 km SE of Unalaska, Alaska · 533 days ago · 18 km deep · 31 km away
  42. 1.859 km SSE of Unalaska, Alaska · 532 days ago · 40 km deep · 26 km away
  43. 3.057 km ESE of Akutan, Alaska · 531 days ago · 50 km deep · 87 km away
  44. 1.954 km ESE of Akutan, Alaska · 531 days ago · 47 km deep · 88 km away
  45. 2.053 km ESE of Akutan, Alaska · 531 days ago · 75 km deep · 94 km away
  46. 2.1129 km S of Unalaska, Alaska · 530 days ago · 25 km deep · 100 km away
  47. 2.093 km SSW of Unalaska, Alaska · 530 days ago · 60 km deep · 86 km away
  48. 1.736 km ESE of Akutan, Alaska · 529 days ago · 68 km deep · 82 km away
  49. 1.99 km ESE of Unalaska, Alaska · 529 days ago · 100 km deep · 33 km away
  50. 2.335 km WNW of Akutan, Alaska · 529 days ago · 170 km deep · 72 km away
  51. 1.660 km SSE of Akutan, Alaska · 529 days ago · 4 km deep · 51 km away
  52. 2.794 km SW of Unalaska, Alaska · 529 days ago · 57 km deep · 89 km away
  53. 1.920 km W of Dutch Harbor, Alaska · 529 days ago · 5 km deep · 58 km away
  54. 2.787 km SE of Akutan, Alaska · 528 days ago · 55 km deep · 82 km away
  55. 2.091 km SE of Akutan, Alaska · 528 days ago · 47 km deep · 82 km away
  56. 1.943 km SE of Akutan, Alaska · 528 days ago · 65 km deep · 69 km away
  57. 1.875 km SE of Unalaska, Alaska · 528 days ago · 26 km deep · 37 km away
  58. 1.947 km SE of Unalaska, Alaska · 528 days ago · 47 km deep · 8 km away
  59. 1.833 km W of Dutch Harbor, Alaska · 527 days ago · 101 km deep · 66 km away
  60. 2.098 km SSW of Unalaska, Alaska · 527 days ago · 39 km deep · 86 km away

The first 60 of 144.

Before

  1. 2.955 km SSW of Unalaska, Alaska · 552 days ago · 13 km deep · 54 km away
  2. 1.871 km WSW of Unalaska, Alaska · 552 days ago · 13 km deep · 88 km away
  3. 2.098 km SSE of Akutan, Alaska · 553 days ago · 18 km deep · 83 km away
  4. 2.034 km S of Akutan, Alaska · 553 days ago · 67 km deep · 37 km away
  5. 1.976 km WSW of Unalaska, Alaska · 553 days ago · 7 km deep · 92 km away
  6. 2.068 km SSE of Unalaska, Alaska · 553 days ago · 22 km deep · 32 km away
  7. 1.870 km WSW of Unalaska, Alaska · 553 days ago · 13 km deep · 85 km away
  8. 1.972 km WSW of Unalaska, Alaska · 553 days ago · 13 km deep · 90 km away
  9. 2.072 km S of Unalaska, Alaska · 553 days ago · 31 km deep · 42 km away
  10. 1.53 km N of Dutch Harbor, Alaska · 553 days ago · 8 km deep · 46 km away
  11. 2.986 km S of Unalaska, Alaska · 554 days ago · 35 km deep · 65 km away
  12. 2.177 km S of Unalaska, Alaska · 554 days ago · 24 km deep · 55 km away
  13. 2.163 km ESE of Akutan, Alaska · 554 days ago · 45 km deep · 92 km away
  14. 1.645 km ESE of Unalaska, Alaska · 554 days ago · 42 km deep · 25 km away
  15. 1.927 km SE of Akutan, Alaska · 554 days ago · 68 km deep · 67 km away
  16. 3.632 km WSW of Dutch Harbor, Alaska · 554 days ago · 87 km deep · 63 km away
  17. 1.857 km SE of Unalaska, Alaska · 555 days ago · 39 km deep · 19 km away
  18. 2.635 km SSE of Unalaska, Alaska · 555 days ago · 45 km deep · 7 km away
  19. 1.84 km NNE of Dutch Harbor, Alaska · 555 days ago · 13 km deep · 47 km away
  20. 1.990 km SSW of Unalaska, Alaska · 556 days ago · 26 km deep · 79 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak02549xd362. Read Mon, Oct 5, 2026, 9:40 AM UTC.