Alaska earthquakes

M1.6 earthquake 25 km SSE of Unalaska, Alaska

A magnitude 1.6 earthquake struck 25 km SSE of Unalaska, Alaska on Tue, Aug 25, 2026, 3:19 AM AKDT (11:19 UTC), 88 km (54 mi) below the surface.

A larger quake followed: M4.0 92 km SSW of Unalaska, Alaska. This one was a foreshock.

Unalaska forecastMore in Alaska

Map

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

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The earthquake

Magnitude
1.6 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2026-08-25 11:19:58 UTC
Depth
87.7 km (54.5 mi), intermediate-depth
Epicenter
53.679° N, 166.343° 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.

Location uncertainty
About 54.5 km horizontally, 10.7 km in depth
Magnitude uncertainty
±0.40
Station coverage gap
219°, poorly surrounded by stations
Stations used
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 99 since this one and 106 in the 30 days before it.

After

  1. 2.287 km SSE of Akutan, Alaska · 37 days ago · 25 km deep · 77 km away
  2. 2.594 km SSW of Unalaska, Alaska · 37 days ago · 35 km deep · 83 km away
  3. 2.284 km SSE of Akutan, Alaska · 37 days ago · 28 km deep · 76 km away
  4. 1.653 km SW of Unalaska, Alaska · 37 days ago · 16 km deep · 50 km away
  5. 2.496 km SSE of Akutan, Alaska · 37 days ago · 3 km deep · 91 km away
  6. 2.555 km SE of Akutan, Alaska · 37 days ago · 35 km deep · 77 km away
  7. 1.95 km SSE of Akutan, Alaska · 37 days ago · 95 km deep · 59 km away
  8. 1.862 km SSW of Unalaska, Alaska · 37 days ago · 15 km deep · 54 km away
  9. 1.965 km SSE of Akutan, Alaska · 37 days ago · 34 km deep · 67 km away
  10. 2.080 km S of Unalaska, Alaska · 36 days ago · 39 km deep · 61 km away
  11. 2.076 km SE of Akutan, Alaska · 35 days ago · 55 km deep · 99 km away
  12. 2.5102 km S of Unalaska, Alaska · 35 days ago · 17 km deep · 82 km away
  13. 2.276 km SSW of Unalaska, Alaska · 35 days ago · 60 km deep · 61 km away
  14. 2.987 km S of Unalaska, Alaska · 35 days ago · 35 km deep · 70 km away
  15. 2.391 km SSW of Unalaska, Alaska · 34 days ago · 28 km deep · 75 km away
  16. 2.255 km SW of Unalaska, Alaska · 34 days ago · 5 km deep · 51 km away
  17. 2.036 km SW of Unalaska, Alaska · 33 days ago · 99 km deep · 35 km away
  18. 2.059 km SW of Unalaska, Alaska · 33 days ago · 18 km deep · 55 km away
  19. 1.838 km NW of Dutch Harbor, Alaska · 33 days ago · 129 km deep · 64 km away
  20. 1.739 km ESE of Unalaska, Alaska · 32 days ago · 75 km deep · 28 km away
  21. 1.942 km SW of Unalaska, Alaska · 32 days ago · 7 km deep · 43 km away
  22. 2.7115 km S of Unalaska, Alaska · 32 days ago · 35 km deep · 93 km away
  23. 2.636 km S of Akutan, Alaska · 32 days ago · 67 km deep · 38 km away
  24. 2.690 km SE of Akutan, Alaska · 29 days ago · 30 km deep · 94 km away
  25. 2.035 km SE of Unalaska, Alaska · 29 days ago · 82 km deep · 13 km away
  26. 2.591 km SSW of Unalaska, Alaska · 27 days ago · 37 km deep · 74 km away
  27. 1.87 km W of Dutch Harbor, Alaska · 27 days ago · 12 km deep · 32 km away
  28. 2.484 km SE of Akutan, Alaska · 27 days ago · 47 km deep · 98 km away
  29. 3.073 km SE of Unalaska, Alaska · 27 days ago · 35 km deep · 50 km away
  30. 1.97 km W of Dutch Harbor, Alaska · 27 days ago · 11 km deep · 31 km away
  31. 1.76 km W of Dutch Harbor, Alaska · 27 days ago · 9 km deep · 31 km away
  32. 2.259 km SSW of Unalaska, Alaska · 26 days ago · 21 km deep · 53 km away
  33. 1.68 km W of Dutch Harbor, Alaska · 26 days ago · 9 km deep · 32 km away
  34. 2.697 km S of Unalaska, Alaska · 26 days ago · 15 km deep · 78 km away
  35. 2.769 km SW of Unalaska, Alaska · 26 days ago · 73 km deep · 65 km away
  36. 2.481 km SSE of Akutan, Alaska · 25 days ago · 70 km deep · 84 km away
  37. 2.884 km SE of Akutan, Alaska · 25 days ago · 35 km deep · 94 km away
  38. 2.383 km SE of Unalaska, Alaska · 25 days ago · 19 km deep · 58 km away
  39. 1.949 km SSE of Unalaska, Alaska · 25 days ago · 34 km deep · 25 km away
  40. 2.27 km W of Dutch Harbor, Alaska · 25 days ago · 10 km deep · 32 km away
  41. 2.3104 km SE of Unalaska, Alaska · 25 days ago · 13 km deep · 80 km away
  42. 3.37 km W of Dutch Harbor, Alaska · 25 days ago · 8 km deep · 32 km away
  43. 1.56 km W of Dutch Harbor, Alaska · 25 days ago · 7 km deep · 31 km away
  44. 3.28 km WNW of Dutch Harbor, Alaska · 25 days ago · 10 km deep · 33 km away
  45. 2.08 km W of Dutch Harbor, Alaska · 25 days ago · 11 km deep · 32 km away
  46. 2.499 km SSE of Akutan, Alaska · 24 days ago · 8 km deep · 88 km away
  47. 1.97 km W of Dutch Harbor, Alaska · 24 days ago · 11 km deep · 32 km away
  48. 2.37 km NW of Dutch Harbor, Alaska · 24 days ago · 5 km deep · 34 km away
  49. 2.08 km W of Dutch Harbor, Alaska · 24 days ago · 11 km deep · 32 km away
  50. 2.18 km W of Dutch Harbor, Alaska · 24 days ago · 10 km deep · 32 km away
  51. 2.37 km W of Dutch Harbor, Alaska · 23 days ago · 10 km deep · 32 km away
  52. 2.374 km SSE of Akutan, Alaska · 23 days ago · 14 km deep · 64 km away
  53. 2.98 km WNW of Dutch Harbor, Alaska · 23 days ago · 10 km deep · 35 km away
  54. 2.177 km SW of Unalaska, Alaska · 23 days ago · 23 km deep · 73 km away
  55. 1.833 km SSE of Akutan, Alaska · 23 days ago · 79 km deep · 59 km away
  56. 2.732 km S of Akutan, Alaska · 22 days ago · 108 km deep · 45 km away
  57. 1.77 km W of Dutch Harbor, Alaska · 22 days ago · 10 km deep · 32 km away
  58. 2.642 km SE of Akutan, Alaska · 22 days ago · 53 km deep · 65 km away
  59. 1.831 km WSW of Unalaska, Alaska · 21 days ago · 4 km deep · 44 km away
  60. 2.199 km SSE of Unalaska, Alaska · 19 days ago · 80 km deep · 76 km away

The first 60 of 99.

Before

  1. 2.385 km SSE of Akutan, Alaska · 37 days ago · 28 km deep · 76 km away
  2. 2.387 km SSE of Akutan, Alaska · 37 days ago · 25 km deep · 77 km away
  3. 2.880 km SSE of Akutan, Alaska · 37 days ago · 35 km deep · 77 km away
  4. 2.063 km SW of Unalaska, Alaska · 38 days ago · 20 km deep · 62 km away
  5. 1.584 km SW of Unalaska, Alaska · 38 days ago · 79 km deep · 84 km away
  6. 2.574 km SSE of Unalaska, Alaska · 38 days ago · 29 km deep · 51 km away
  7. 2.152 km SSE of Unalaska, Alaska · 38 days ago · 34 km deep · 28 km away
  8. 2.2101 km SSE of Akutan, Alaska · 39 days ago · 1 km deep · 93 km away
  9. 2.473 km SW of Unalaska, Alaska · 39 days ago · 17 km deep · 74 km away
  10. 2.6106 km SSW of Unalaska, Alaska · 39 days ago · 35 km deep · 90 km away
  11. 2.188 km SSE of Akutan, Alaska · 39 days ago · 16 km deep · 78 km away
  12. 2.074 km SW of Unalaska, Alaska · 39 days ago · 15 km deep · 74 km away
  13. 2.175 km SW of Unalaska, Alaska · 39 days ago · 10 km deep · 74 km away
  14. 2.528 km S of Unalaska, Alaska · 40 days ago · 84 km deep · 15 km away
  15. 2.297 km SSW of Unalaska, Alaska · 40 days ago · 26 km deep · 81 km away
  16. 2.397 km SSE of Akutan, Alaska · 41 days ago · 18 km deep · 78 km away
  17. 2.360 km SSW of Unalaska, Alaska · 41 days ago · 2 km deep · 52 km away
  18. 1.940 km SE of Akutan, Alaska · 41 days ago · 74 km deep · 64 km away
  19. 2.669 km SE of Unalaska, Alaska · 41 days ago · 27 km deep · 45 km away
  20. 2.188 km SSE of Akutan, Alaska · 42 days ago · 12 km deep · 74 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event aka2026qutvur. Read Thu, Oct 1, 2026, 6:15 PM UTC.