Alaska earthquakes

M1.7 earthquake 31 km S of Unalaska, Alaska

A magnitude 1.7 earthquake struck 31 km S of Unalaska, Alaska on Mon, Jun 23, 2025, 6:44 PM AKDT (02:44 UTC), 79 km (49 mi) below the surface.

A larger quake followed: M5.3 23 km N of Dutch Harbor, 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
1.7 (ml), micro
Local time
UTC
2025-06-24 02:44:26 UTC
Depth
78.5 km (48.8 mi), intermediate-depth
Epicenter
53.593° N, 166.528° 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
29

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 148 in the 60 days after this one and 77 in the 30 days before it.

After

  1. 1.83 km E of Dutch Harbor, Alaska · 463 days ago · 8 km deep · 34 km away
  2. 3.642 km SSE of Akutan, Alaska · 461 days ago · 64 km deep · 71 km away · felt by 1
  3. 2.374 km SE of Unalaska, Alaska · 461 days ago · 40 km deep · 60 km away
  4. 1.772 km S of Unalaska, Alaska · 461 days ago · 34 km deep · 42 km away
  5. 1.527 km SE of Unalaska, Alaska · 460 days ago · 72 km deep · 26 km away
  6. 1.6109 km S of Unalaska, Alaska · 460 days ago · 16 km deep · 78 km away
  7. 1.733 km SSE of Unalaska, Alaska · 459 days ago · 40 km deep · 10 km away
  8. 2.270 km SE of Unalaska, Alaska · 459 days ago · 38 km deep · 48 km away
  9. 1.975 km SSE of Akutan, Alaska · 459 days ago · 23 km deep · 80 km away
  10. 1.869 km SE of Unalaska, Alaska · 459 days ago · 26 km deep · 54 km away
  11. 1.833 km SSE of Unalaska, Alaska · 459 days ago · 45 km deep · 13 km away
  12. 2.678 km S of Unalaska, Alaska · 459 days ago · 35 km deep · 47 km away
  13. 3.451 km SSW of Unalaska, Alaska · 458 days ago · 80 km deep · 25 km away
  14. 1.873 km SSE of Akutan, Alaska · 458 days ago · 48 km deep · 79 km away
  15. 1.998 km SSW of Unalaska, Alaska · 457 days ago · 49 km deep · 69 km away
  16. 2.87 km SE of Unalaska, Alaska · 457 days ago · 10 km deep · 27 km away
  17. 2.033 km WNW of Akutan, Alaska · 457 days ago · 170 km deep · 80 km away
  18. 1.749 km SSW of Unalaska, Alaska · 457 days ago · 82 km deep · 21 km away
  19. 2.097 km SSW of Unalaska, Alaska · 456 days ago · 26 km deep · 68 km away
  20. 1.990 km SSW of Unalaska, Alaska · 456 days ago · 16 km deep · 62 km away
  21. 3.838 km SW of Unalaska, Alaska · 455 days ago · 99 km deep · 26 km away
  22. 1.740 km SE of Unalaska, Alaska · 454 days ago · 23 km deep · 34 km away
  23. 2.037 km S of Akutan, Alaska · 454 days ago · 41 km deep · 54 km away
  24. 1.960 km SE of Unalaska, Alaska · 454 days ago · 47 km deep · 49 km away
  25. 1.739 km SE of Akutan, Alaska · 453 days ago · 63 km deep · 87 km away
  26. 1.588 km SSW of Unalaska, Alaska · 453 days ago · 25 km deep · 60 km away
  27. 1.831 km S of Unalaska, Alaska · 453 days ago · 59 km deep · 4 km away
  28. 1.690 km E of Nikolski, Alaska · 453 days ago · 55 km deep · 94 km away
  29. 2.086 km SSW of Unalaska, Alaska · 453 days ago · 34 km deep · 57 km away
  30. 2.739 km SSE of Unalaska, Alaska · 452 days ago · 67 km deep · 21 km away
  31. 2.544 km S of Unalaska, Alaska · 452 days ago · 77 km deep · 15 km away
  32. 2.568 km SE of Akutan, Alaska · 452 days ago · 35 km deep · 99 km away
  33. 1.668 km SE of Unalaska, Alaska · 452 days ago · 23 km deep · 47 km away
  34. 1.667 km SE of Unalaska, Alaska · 452 days ago · 23 km deep · 46 km away
  35. 3.033 km SSE of Unalaska, Alaska · 451 days ago · 69 km deep · 17 km away
  36. 1.896 km SSE of Akutan, Alaska · 450 days ago · 25 km deep · 91 km away
  37. 1.577 km SSW of Unalaska, Alaska · 450 days ago · 55 km deep · 52 km away
  38. 1.5103 km SSE of Akutan, Alaska · 450 days ago · 24 km deep · 100 km away
  39. 1.866 km SSE of Akutan, Alaska · 449 days ago · 44 km deep · 84 km away
  40. 2.047 km SE of Akutan, Alaska · 448 days ago · 66 km deep · 88 km away
  41. 1.980 km SSW of Unalaska, Alaska · 448 days ago · 61 km deep · 56 km away
  42. 1.643 km SE of Unalaska, Alaska · 448 days ago · 53 km deep · 32 km away
  43. 1.790 km SSW of Unalaska, Alaska · 447 days ago · 41 km deep · 64 km away
  44. 1.670 km S of Akutan, Alaska · 447 days ago · 41 km deep · 60 km away
  45. 1.942 km SSE of Unalaska, Alaska · 446 days ago · 42 km deep · 21 km away
  46. 1.829 km S of Akutan, Alaska · 445 days ago · 89 km deep · 59 km away
  47. 1.577 km SSE of Akutan, Alaska · 445 days ago · 41 km deep · 83 km away
  48. 3.075 km S of Akutan, Alaska · 444 days ago · 35 km deep · 65 km away
  49. 1.671 km WSW of Unalaska, Alaska · 444 days ago · 0 km deep · 62 km away
  50. 1.773 km WSW of Unalaska, Alaska · 444 days ago · 5 km deep · 65 km away
  51. 1.732 km E of Akutan, Alaska · 444 days ago · 81 km deep · 98 km away
  52. 1.5117 km SE of Unalaska, Alaska · 444 days ago · 20 km deep · 96 km away
  53. 1.990 km SSW of Unalaska, Alaska · 443 days ago · 26 km deep · 63 km away
  54. 1.673 km SSE of Akutan, Alaska · 443 days ago · 56 km deep · 80 km away
  55. 1.778 km SE of Akutan, Alaska · 443 days ago · 37 km deep · 95 km away
  56. 2.0128 km S of Unalaska, Alaska · 443 days ago · 8 km deep · 97 km away
  57. 3.637 km SW of Unalaska, Alaska · 442 days ago · 100 km deep · 31 km away
  58. 1.955 km SE of Akutan, Alaska · 441 days ago · 98 km deep · 85 km away
  59. 1.857 km SE of Unalaska, Alaska · 441 days ago · 46 km deep · 42 km away
  60. 1.785 km SW of Unalaska, Alaska · 440 days ago · 27 km deep · 65 km away

The first 60 of 148.

Before

  1. 1.773 km SSE of Akutan, Alaska · 463 days ago · 52 km deep · 80 km away
  2. 1.679 km SSW of Unalaska, Alaska · 463 days ago · 38 km deep · 51 km away
  3. 2.048 km SSE of Akutan, Alaska · 463 days ago · 45 km deep · 74 km away
  4. 1.550 km ESE of Unalaska, Alaska · 464 days ago · 27 km deep · 44 km away
  5. 1.675 km WSW of Unalaska, Alaska · 464 days ago · 33 km deep · 69 km away
  6. 2.251 km SE of Akutan, Alaska · 465 days ago · 54 km deep · 87 km away
  7. 1.860 km SE of Unalaska, Alaska · 465 days ago · 41 km deep · 45 km away
  8. 1.571 km SW of Unalaska, Alaska · 468 days ago · 14 km deep · 56 km away
  9. 3.318 km WSW of Dutch Harbor, Alaska · 468 days ago · 5 km deep · 33 km away · felt by 1
  10. 4.277 km SSE of Akutan, Alaska · 468 days ago · 23 km deep · 80 km away · felt by 1
  11. 2.56 km SE of Unalaska, Alaska · 468 days ago · 13 km deep · 27 km away
  12. 2.187 km SW of Unalaska, Alaska · 470 days ago · 63 km deep · 65 km away
  13. 2.312 km N of Akutan, Alaska · 470 days ago · 100 km deep · 88 km away
  14. 1.73 km SE of Unalaska, Alaska · 470 days ago · 13 km deep · 29 km away
  15. 1.91 km N of Dutch Harbor, Alaska · 470 days ago · 8 km deep · 35 km away
  16. 1.949 km S of Unalaska, Alaska · 471 days ago · 35 km deep · 19 km away
  17. 2.743 km SSW of Unalaska, Alaska · 472 days ago · 67 km deep · 17 km away
  18. 2.58 km SE of Unalaska, Alaska · 472 days ago · 12 km deep · 27 km away
  19. 1.876 km SSW of Unalaska, Alaska · 473 days ago · 20 km deep · 48 km away
  20. 2.377 km SSW of Unalaska, Alaska · 473 days ago · 49 km deep · 50 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak02581gi35x. Read Wed, Sep 30, 2026, 2:35 AM UTC.