Alaska earthquakes

M2.6 earthquake 42 km SW of Unalaska, Alaska

A magnitude 2.6 earthquake struck 42 km SW of Unalaska, Alaska on Mon, Jun 1, 2026, 4:48 AM AKDT (12:48 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M5.0 83 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
2.6 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2026-06-01 12:48:55 UTC
Depth
9.3 km (5.8 mi), shallow
Epicenter
53.599° N, 166.975° W
Region
Alaska
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
2.6ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.097 · 14 stations
2.6ML, local (Richter)Alaska Earthquake CenterReviewed · ±0.2 · 24 stations
2.27ML, local (Richter)AVFinal · ±0.251167673249762 · 23 stations

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 1.8 km horizontally, 5.4 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
181°, poorly surrounded by stations
Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 168 in the 60 days after this one and 58 in the 30 days before it.

After

  1. 2.775 km SW of Unalaska, Alaska · 121 days ago · 17 km deep · 33 km away
  2. 1.974 km SW of Unalaska, Alaska · 119 days ago · 11 km deep · 32 km away
  3. 1.974 km SW of Unalaska, Alaska · 119 days ago · 11 km deep · 32 km away
  4. 1.992 km SSW of Unalaska, Alaska · 118 days ago · 22 km deep · 60 km away
  5. 1.734 km S of Akutan, Alaska · 117 days ago · 88 km deep · 83 km away
  6. 2.3128 km E of Nikolski, Alaska · 116 days ago · 3 km deep · 96 km away
  7. 2.163 km S of Akutan, Alaska · 116 days ago · 54 km deep · 89 km away
  8. 2.946 km S of Akutan, Alaska · 116 days ago · 65 km deep · 82 km away
  9. 1.873 km SW of Unalaska, Alaska · 116 days ago · 12 km deep · 32 km away
  10. 2.499 km SSW of Unalaska, Alaska · 115 days ago · 24 km deep · 65 km away
  11. 2.297 km SSW of Unalaska, Alaska · 115 days ago · 28 km deep · 62 km away
  12. 1.958 km S of Akutan, Alaska · 115 days ago · 88 km deep · 89 km away
  13. 1.897 km SSW of Unalaska, Alaska · 115 days ago · 12 km deep · 65 km away
  14. 2.5125 km S of Unalaska, Alaska · 115 days ago · 4 km deep · 94 km away
  15. 2.585 km SE of Unalaska, Alaska · 115 days ago · 17 km deep · 92 km away
  16. 2.0122 km S of Unalaska, Alaska · 115 days ago · 8 km deep · 93 km away
  17. 2.268 km S of Unalaska, Alaska · 115 days ago · 20 km deep · 50 km away
  18. 1.779 km E of Nikolski, Alaska · 114 days ago · 74 km deep · 75 km away
  19. 2.480 km SW of Unalaska, Alaska · 114 days ago · 3 km deep · 38 km away
  20. 2.083 km SSW of Unalaska, Alaska · 114 days ago · 5 km deep · 44 km away
  21. 3.218 km SE of Unalaska, Alaska · 114 days ago · 86 km deep · 49 km away
  22. 1.995 km SSW of Unalaska, Alaska · 113 days ago · 24 km deep · 63 km away
  23. 1.674 km W of Dutch Harbor, Alaska · 113 days ago · 14 km deep · 51 km away
  24. 2.399 km SSW of Unalaska, Alaska · 112 days ago · 13 km deep · 65 km away
  25. 1.882 km SW of Unalaska, Alaska · 112 days ago · 8 km deep · 41 km away
  26. 1.879 km SW of Unalaska, Alaska · 112 days ago · 17 km deep · 37 km away
  27. 1.741 km ESE of Unalaska, Alaska · 112 days ago · 77 km deep · 71 km away
  28. 2.082 km SSW of Unalaska, Alaska · 112 days ago · 10 km deep · 42 km away
  29. 1.682 km SW of Unalaska, Alaska · 112 days ago · 11 km deep · 41 km away
  30. 3.943 km S of Unalaska, Alaska · 112 days ago · 92 km deep · 39 km away
  31. 1.731 km SSE of Unalaska, Alaska · 111 days ago · 78 km deep · 39 km away
  32. 2.180 km SW of Unalaska, Alaska · 111 days ago · 1 km deep · 38 km away
  33. 2.180 km SW of Unalaska, Alaska · 111 days ago · 5 km deep · 38 km away
  34. 1.879 km SW of Unalaska, Alaska · 111 days ago · 18 km deep · 38 km away
  35. 2.873 km SE of Unalaska, Alaska · 111 days ago · 24 km deep · 88 km away
  36. 1.682 km SW of Unalaska, Alaska · 111 days ago · 7 km deep · 41 km away
  37. 2.182 km SSW of Unalaska, Alaska · 110 days ago · 11 km deep · 42 km away
  38. 1.966 km S of Unalaska, Alaska · 110 days ago · 79 km deep · 40 km away
  39. 1.673 km SW of Unalaska, Alaska · 110 days ago · 11 km deep · 32 km away
  40. 1.78 km WNW of Dutch Harbor, Alaska · 110 days ago · 12 km deep · 40 km away
  41. 1.877 km SW of Unalaska, Alaska · 110 days ago · 20 km deep · 36 km away
  42. 5.083 km SSW of Unalaska, Alaska · 110 days ago · 53 km deep · 46 km away · felt by 3
  43. 3.085 km SSW of Unalaska, Alaska · 110 days ago · 35 km deep · 48 km away
  44. 2.5101 km SSW of Unalaska, Alaska · 110 days ago · 22 km deep · 67 km away
  45. 2.295 km SSW of Unalaska, Alaska · 110 days ago · 28 km deep · 61 km away
  46. 2.499 km SSW of Unalaska, Alaska · 110 days ago · 25 km deep · 65 km away
  47. 2.3102 km SSW of Unalaska, Alaska · 110 days ago · 22 km deep · 69 km away
  48. 2.498 km SSW of Unalaska, Alaska · 110 days ago · 20 km deep · 63 km away
  49. 3.387 km SSW of Unalaska, Alaska · 110 days ago · 35 km deep · 50 km away
  50. 2.599 km SSW of Unalaska, Alaska · 110 days ago · 22 km deep · 65 km away
  51. 2.696 km SSW of Unalaska, Alaska · 110 days ago · 27 km deep · 63 km away
  52. 2.3102 km SSW of Unalaska, Alaska · 110 days ago · 20 km deep · 70 km away
  53. 2.1100 km SSW of Unalaska, Alaska · 110 days ago · 20 km deep · 66 km away
  54. 2.394 km SSW of Unalaska, Alaska · 110 days ago · 28 km deep · 58 km away
  55. 2.394 km SSW of Unalaska, Alaska · 110 days ago · 15 km deep · 61 km away
  56. 2.297 km SSW of Unalaska, Alaska · 110 days ago · 12 km deep · 64 km away
  57. 3.365 km SE of Unalaska, Alaska · 109 days ago · 57 km deep · 83 km away
  58. 2.794 km SSW of Unalaska, Alaska · 109 days ago · 35 km deep · 60 km away
  59. 2.499 km SSW of Unalaska, Alaska · 109 days ago · 27 km deep · 65 km away
  60. 2.699 km SSW of Unalaska, Alaska · 109 days ago · 25 km deep · 60 km away

The first 60 of 168.

Before

  1. 2.910 km S of Unalaska, Alaska · 122 days ago · 15 km deep · 37 km away
  2. 1.55 km W of Dutch Harbor, Alaska · 122 days ago · 7 km deep · 39 km away
  3. 2.568 km SSE of Unalaska, Alaska · 122 days ago · 21 km deep · 70 km away
  4. 2.157 km SW of Unalaska, Alaska · 122 days ago · 13 km deep · 17 km away
  5. 2.152 km SW of Unalaska, Alaska · 122 days ago · 9 km deep · 13 km away
  6. 2.086 km SW of Unalaska, Alaska · 123 days ago · 83 km deep · 45 km away
  7. 2.679 km SE of Unalaska, Alaska · 123 days ago · 16 km deep · 89 km away
  8. 2.678 km SE of Unalaska, Alaska · 125 days ago · 20 km deep · 90 km away
  9. 2.476 km S of Akutan, Alaska · 125 days ago · 18 km deep · 93 km away
  10. 2.190 km S of Unalaska, Alaska · 125 days ago · 26 km deep · 59 km away
  11. 1.777 km SW of Unalaska, Alaska · 125 days ago · 13 km deep · 35 km away
  12. 1.95 km W of Dutch Harbor, Alaska · 125 days ago · 8 km deep · 41 km away
  13. 1.891 km SSW of Unalaska, Alaska · 125 days ago · 63 km deep · 52 km away
  14. 1.85 km W of Dutch Harbor, Alaska · 125 days ago · 9 km deep · 41 km away
  15. 2.558 km SSW of Unalaska, Alaska · 126 days ago · 4 km deep · 19 km away
  16. 2.356 km SW of Unalaska, Alaska · 128 days ago · 15 km deep · 15 km away
  17. 1.827 km ENE of Dutch Harbor, Alaska · 128 days ago · 16 km deep · 70 km away
  18. 3.762 km SSW of Unalaska, Alaska · 128 days ago · 1 km deep · 24 km away
  19. 3.062 km SSW of Unalaska, Alaska · 128 days ago · 4 km deep · 23 km away
  20. 3.359 km SSW of Unalaska, Alaska · 128 days ago · 2 km deep · 23 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000spxf (also filed as av94219263, aka2026ktwyru). Read Thu, Oct 1, 2026, 5:44 AM UTC.