Alaska earthquakes

M1.8 earthquake 37 km ESE of Adak, Alaska

A magnitude 1.8 earthquake struck 37 km ESE of Adak, Alaska on Sun, Sep 13, 2026, 2:34 PM HADT (23:34 UTC), 67 km (42 mi) below the surface.

A larger quake followed: M4.1 34 km S of Adak, Alaska. This one was a foreshock.

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

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The earthquake

Magnitude
1.8 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2026-09-13 23:34:17 UTC
Depth
67.2 km (41.8 mi), shallow
Epicenter
51.702° N, 176.174° 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. If you felt it, tell the USGS: every report sharpens the shaking map.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 22.9 km horizontally, 6.0 km in depth
Magnitude uncertainty
±0.20
Station coverage gap
207°, poorly surrounded by stations
Stations used
19

Nearby

Within 100 km, magnitude 1.5 and up: 61 since this one and 136 in the 30 days before it.

After

  1. 2.077 km SSW of Adak, Alaska · 20 days ago · 32 km deep · 80 km away
  2. 2.151 km E of Adak, Alaska · 20 days ago · 95 km deep · 26 km away
  3. 2.679 km SSE of Adak, Alaska · 20 days ago · 10 km deep · 60 km away
  4. 2.156 km SW of Adak, Alaska · 20 days ago · 18 km deep · 72 km away
  5. 2.555 km SE of Adak, Alaska · 19 days ago · 37 km deep · 23 km away
  6. 2.585 km WSW of Atka, Alaska · 19 days ago · 108 km deep · 61 km away
  7. 1.813 km SW of Adak, Alaska · 19 days ago · 86 km deep · 42 km away
  8. 2.045 km SW of Adak, Alaska · 19 days ago · 70 km deep · 65 km away
  9. 2.371 km ESE of Adak, Alaska · 18 days ago · 15 km deep · 38 km away
  10. 2.5118 km SSW of Atka, Alaska · 18 days ago · 15 km deep · 83 km away
  11. 3.048 km SE of Adak, Alaska · 18 days ago · 56 km deep · 13 km away
  12. 2.9119 km SSW of Atka, Alaska · 18 days ago · 5 km deep · 88 km away
  13. 2.570 km SW of Atka, Alaska · 18 days ago · 35 km deep · 91 km away
  14. 2.666 km SE of Adak, Alaska · 18 days ago · 35 km deep · 30 km away
  15. 2.274 km SE of Adak, Alaska · 17 days ago · 27 km deep · 40 km away
  16. 2.368 km S of Adak, Alaska · 17 days ago · 35 km deep · 63 km away
  17. 2.272 km SE of Adak, Alaska · 16 days ago · 25 km deep · 39 km away
  18. 2.172 km SE of Adak, Alaska · 16 days ago · 39 km deep · 37 km away
  19. 3.183 km ESE of Adak, Alaska · 16 days ago · 22 km deep · 46 km away
  20. 2.256 km SW of Adak, Alaska · 16 days ago · 18 km deep · 72 km away
  21. 2.682 km SW of Atka, Alaska · 16 days ago · 27 km deep · 69 km away
  22. 2.372 km ESE of Adak, Alaska · 15 days ago · 15 km deep · 39 km away
  23. 2.777 km ENE of Adak, Alaska · 15 days ago · 177 km deep · 68 km away
  24. 2.274 km SSW of Adak, Alaska · 15 days ago · 30 km deep · 77 km away
  25. 2.074 km SW of Adak, Alaska · 14 days ago · 45 km deep · 94 km away
  26. 2.378 km SSW of Adak, Alaska · 14 days ago · 30 km deep · 78 km away
  27. 2.275 km SE of Adak, Alaska · 13 days ago · 18 km deep · 40 km away
  28. 2.676 km NE of Adak, Alaska · 13 days ago · 172 km deep · 71 km away
  29. 1.736 km NE of Adak, Alaska · 13 days ago · 13 km deep · 43 km away
  30. 1.50 km NE of Adak, Alaska · 13 days ago · 7 km deep · 37 km away
  31. 2.360 km S of Adak, Alaska · 13 days ago · 27 km deep · 48 km away
  32. 2.639 km ENE of Adak, Alaska · 13 days ago · 171 km deep · 38 km away
  33. 2.079 km ENE of Adak, Alaska · 13 days ago · 244 km deep · 71 km away
  34. 2.7106 km SW of Atka, Alaska · 12 days ago · 22 km deep · 70 km away
  35. 2.074 km SSW of Adak, Alaska · 12 days ago · 39 km deep · 82 km away
  36. 2.284 km SE of Adak, Alaska · 12 days ago · 29 km deep · 49 km away
  37. 2.372 km SSE of Adak, Alaska · 12 days ago · 18 km deep · 42 km away
  38. 1.946 km SSW of Adak, Alaska · 12 days ago · 32 km deep · 51 km away
  39. 1.839 km SE of Adak, Alaska · 12 days ago · 67 km deep · 4 km away
  40. 2.073 km SSW of Adak, Alaska · 12 days ago · 37 km deep · 77 km away
  41. 2.777 km SSW of Adak, Alaska · 12 days ago · 19 km deep · 79 km away
  42. 2.090 km SE of Adak, Alaska · 12 days ago · 29 km deep · 53 km away
  43. 2.174 km S of Adak, Alaska · 11 days ago · 17 km deep · 58 km away
  44. 2.564 km S of Adak, Alaska · 10 days ago · 38 km deep · 61 km away
  45. 3.074 km SE of Adak, Alaska · 9 days ago · 25 km deep · 39 km away
  46. 2.674 km SSE of Adak, Alaska · 7 days ago · 16 km deep · 46 km away
  47. 2.972 km SSW of Adak, Alaska · 7 days ago · 26 km deep · 72 km away
  48. 3.073 km WSW of Adak, Alaska · 6 days ago · 28 km deep · 97 km away
  49. 1.827 km W of Adak, Alaska · 6 days ago · 5 km deep · 64 km away
  50. 3.397 km SSW of Atka, Alaska · 6 days ago · 7 km deep · 92 km away
  51. 2.469 km SSW of Adak, Alaska · 6 days ago · 28 km deep · 69 km away
  52. 2.983 km ESE of Adak, Alaska · 6 days ago · 39 km deep · 47 km away
  53. 2.276 km SSW of Adak, Alaska · 6 days ago · 28 km deep · 79 km away
  54. 2.168 km SE of Adak, Alaska · 6 days ago · 37 km deep · 33 km away
  55. 1.838 km SE of Adak, Alaska · 6 days ago · 62 km deep · 6 km away
  56. 2.067 km E of Adak, Alaska · 5 days ago · 80 km deep · 41 km away
  57. 1.633 km NW of Adak, Alaska · 4 days ago · 4 km deep · 70 km away
  58. 4.075 km SE of Adak, Alaska · 2 days ago · 17 km deep · 43 km away
  59. 1.826 km W of Adak, Alaska · 46 hr ago · -2 km deep · 62 km away
  60. 4.134 km S of Adak, Alaska · 32 hr ago · 49 km deep · 38 km away

The first 60 of 61.

Before

  1. 2.170 km W of Atka, Alaska · 21 days ago · 226 km deep · 84 km away
  2. 1.759 km SSW of Adak, Alaska · 21 days ago · 36 km deep · 59 km away
  3. 1.946 km SSE of Adak, Alaska · 21 days ago · 34 km deep · 27 km away
  4. 1.976 km ESE of Adak, Alaska · 21 days ago · 27 km deep · 41 km away
  5. 2.173 km SSW of Adak, Alaska · 21 days ago · 29 km deep · 76 km away
  6. 1.945 km NE of Adak, Alaska · 21 days ago · 7 km deep · 46 km away
  7. 1.873 km SSW of Adak, Alaska · 21 days ago · 50 km deep · 82 km away
  8. 2.084 km SSE of Adak, Alaska · 21 days ago · 7 km deep · 54 km away
  9. 1.876 km SW of Adak, Alaska · 21 days ago · 34 km deep · 95 km away
  10. 2.169 km SE of Adak, Alaska · 21 days ago · 38 km deep · 32 km away
  11. 2.052 km SSE of Adak, Alaska · 21 days ago · 29 km deep · 30 km away
  12. 2.071 km SSE of Adak, Alaska · 22 days ago · 23 km deep · 42 km away
  13. 1.970 km SW of Adak, Alaska · 22 days ago · 21 km deep · 85 km away
  14. 2.173 km SE of Adak, Alaska · 22 days ago · 27 km deep · 42 km away
  15. 2.166 km S of Adak, Alaska · 22 days ago · 21 km deep · 52 km away
  16. 2.7105 km SSE of Adak, Alaska · 22 days ago · 11 km deep · 80 km away
  17. 2.6102 km SSE of Adak, Alaska · 22 days ago · 17 km deep · 77 km away
  18. 3.248 km SSE of Adak, Alaska · 22 days ago · 26 km deep · 33 km away
  19. 2.478 km SSE of Adak, Alaska · 23 days ago · 12 km deep · 51 km away
  20. 2.568 km W of Adak, Alaska · 23 days ago · 100 km deep · 100 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event aka2026seutfb. Read Sun, Oct 4, 2026, 9:27 AM UTC.