Alaska earthquakes

M2.3 earthquake 67 km S of Adak, Alaska

A magnitude 2.3 earthquake struck 67 km S of Adak, Alaska on Thu, Jul 16, 2026, 9:21 PM HADT (06:21 UTC), 20 km (12 mi) below the surface.

A larger quake followed: M5.1 93 km SSE 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
2.3 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2026-07-17 06:21:55 UTC
Depth
20.1 km (12.5 mi), shallow
Epicenter
51.277° N, 176.485° 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 8.9 km horizontally, 6.7 km in depth
Magnitude uncertainty
±0.20
Station coverage gap
245°, poorly surrounded by stations
Stations used
13

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and 198 in the 30 days before it.

After

  1. 1.61 km E of Adak, Alaska · 78 days ago · 10 km deep · 67 km away
  2. 2.764 km SE of Adak, Alaska · 78 days ago · 35 km deep · 35 km away
  3. 2.674 km SE of Adak, Alaska · 78 days ago · 20 km deep · 38 km away
  4. 2.473 km SSE of Adak, Alaska · 78 days ago · 16 km deep · 26 km away
  5. 2.740 km SW of Adak, Alaska · 78 days ago · 73 km deep · 50 km away
  6. 2.024 km SSE of Adak, Alaska · 78 days ago · 68 km deep · 44 km away
  7. 2.7110 km SSE of Adak, Alaska · 78 days ago · 8 km deep · 48 km away
  8. 3.3112 km SSE of Adak, Alaska · 77 days ago · 10 km deep · 49 km away
  9. 3.0117 km SSE of Adak, Alaska · 77 days ago · 10 km deep · 54 km away
  10. 2.485 km SW of Adak, Alaska · 77 days ago · 35 km deep · 77 km away
  11. 2.271 km SSE of Adak, Alaska · 77 days ago · 22 km deep · 26 km away
  12. 2.459 km SE of Adak, Alaska · 76 days ago · 28 km deep · 30 km away
  13. 3.720 km SE of Adak, Alaska · 76 days ago · 79 km deep · 52 km away
  14. 2.383 km ESE of Adak, Alaska · 75 days ago · 18 km deep · 83 km away
  15. 1.973 km SSW of Adak, Alaska · 75 days ago · 26 km deep · 35 km away
  16. 1.534 km NE of Adak, Alaska · 75 days ago · 12 km deep · 93 km away
  17. 1.957 km E of Adak, Alaska · 75 days ago · 189 km deep · 88 km away
  18. 1.895 km SW of Adak, Alaska · 75 days ago · 29 km deep · 73 km away
  19. 2.398 km SW of Adak, Alaska · 75 days ago · 43 km deep · 83 km away
  20. 1.742 km NE of Adak, Alaska · 75 days ago · 4 km deep · 96 km away
  21. 2.296 km SW of Atka, Alaska · 75 days ago · 30 km deep · 98 km away
  22. 1.964 km SSW of Adak, Alaska · 75 days ago · 32 km deep · 38 km away
  23. 2.085 km SW of Adak, Alaska · 75 days ago · 22 km deep · 74 km away
  24. 2.575 km SE of Adak, Alaska · 75 days ago · 15 km deep · 33 km away
  25. 3.595 km ESE of Adak, Alaska · 75 days ago · 35 km deep · 90 km away
  26. 2.2100 km ESE of Adak, Alaska · 75 days ago · 24 km deep · 84 km away
  27. 2.054 km SSE of Adak, Alaska · 75 days ago · 38 km deep · 13 km away
  28. 2.183 km SW of Adak, Alaska · 74 days ago · 29 km deep · 67 km away
  29. 2.054 km S of Adak, Alaska · 74 days ago · 40 km deep · 13 km away
  30. 1.837 km SSW of Adak, Alaska · 74 days ago · 64 km deep · 37 km away
  31. 2.6100 km SW of Adak, Alaska · 73 days ago · 28 km deep · 86 km away
  32. 1.941 km SSW of Adak, Alaska · 72 days ago · 21 km deep · 39 km away
  33. 2.263 km SSE of Adak, Alaska · 72 days ago · 18 km deep · 23 km away
  34. 5.193 km SSE of Adak, Alaska · 72 days ago · 10 km deep · 34 km away
  35. 2.578 km SSE of Adak, Alaska · 71 days ago · 23 km deep · 24 km away
  36. 2.7112 km SSE of Adak, Alaska · 71 days ago · 10 km deep · 51 km away
  37. 2.485 km SW of Adak, Alaska · 71 days ago · 17 km deep · 75 km away
  38. 2.677 km SE of Adak, Alaska · 71 days ago · 20 km deep · 41 km away
  39. 1.959 km SSE of Adak, Alaska · 71 days ago · 26 km deep · 25 km away
  40. 2.271 km SSE of Adak, Alaska · 70 days ago · 22 km deep · 24 km away
  41. 2.4112 km SSE of Adak, Alaska · 70 days ago · 19 km deep · 50 km away
  42. 2.4110 km SSE of Adak, Alaska · 70 days ago · 15 km deep · 47 km away
  43. 2.173 km SSE of Adak, Alaska · 70 days ago · 26 km deep · 24 km away
  44. 2.576 km SE of Adak, Alaska · 70 days ago · 28 km deep · 54 km away
  45. 1.843 km SE of Adak, Alaska · 70 days ago · 59 km deep · 34 km away
  46. 2.0120 km SW of Adak, Alaska · 69 days ago · 5 km deep · 96 km away
  47. 1.846 km ESE of Adak, Alaska · 69 days ago · 63 km deep · 50 km away
  48. 1.882 km SW of Adak, Alaska · 69 days ago · 32 km deep · 70 km away
  49. 2.181 km SW of Adak, Alaska · 69 days ago · 27 km deep · 67 km away
  50. 2.653 km E of Adak, Alaska · 69 days ago · 80 km deep · 76 km away
  51. 3.9109 km SW of Atka, Alaska · 69 days ago · 35 km deep · 92 km away
  52. 2.374 km SE of Adak, Alaska · 69 days ago · 21 km deep · 43 km away
  53. 1.971 km SSW of Adak, Alaska · 69 days ago · 30 km deep · 33 km away
  54. 2.2156 km S of Adak, Alaska · 69 days ago · 4 km deep · 90 km away
  55. 1.838 km SSE of Adak, Alaska · 68 days ago · 59 km deep · 29 km away
  56. 2.719 km S of Adak, Alaska · 68 days ago · 83 km deep · 47 km away
  57. 1.653 km SSW of Adak, Alaska · 68 days ago · 59 km deep · 42 km away
  58. 1.874 km SSE of Adak, Alaska · 68 days ago · 28 km deep · 25 km away
  59. 2.951 km SSE of Adak, Alaska · 68 days ago · 35 km deep · 21 km away
  60. 2.643 km SSE of Adak, Alaska · 68 days ago · 48 km deep · 27 km away

The first 60 of at least 200.

Before

  1. 2.375 km SE of Adak, Alaska · 79 days ago · 24 km deep · 40 km away
  2. 1.761 km SW of Adak, Alaska · 79 days ago · 16 km deep · 51 km away
  3. 1.835 km ENE of Adak, Alaska · 79 days ago · 230 km deep · 85 km away
  4. 2.172 km SSE of Adak, Alaska · 79 days ago · 17 km deep · 26 km away
  5. 1.632 km E of Adak, Alaska · 79 days ago · 78 km deep · 65 km away
  6. 2.378 km S of Adak, Alaska · 79 days ago · 12 km deep · 16 km away
  7. 2.170 km S of Adak, Alaska · 79 days ago · 30 km deep · 15 km away
  8. 2.577 km SSW of Adak, Alaska · 79 days ago · 10 km deep · 32 km away
  9. 2.490 km SE of Adak, Alaska · 80 days ago · 29 km deep · 55 km away
  10. 1.848 km SSE of Adak, Alaska · 80 days ago · 39 km deep · 26 km away
  11. 2.567 km SSE of Adak, Alaska · 80 days ago · 35 km deep · 28 km away
  12. 2.374 km SSE of Adak, Alaska · 80 days ago · 5 km deep · 30 km away
  13. 2.3115 km SW of Adak, Alaska · 80 days ago · 14 km deep · 93 km away
  14. 2.3114 km SSE of Adak, Alaska · 80 days ago · 11 km deep · 51 km away
  15. 2.067 km SSW of Adak, Alaska · 81 days ago · 28 km deep · 39 km away
  16. 2.2114 km SW of Adak, Alaska · 81 days ago · 19 km deep · 94 km away
  17. 1.610 km S of Adak, Alaska · 81 days ago · 188 km deep · 57 km away
  18. 1.948 km SSE of Adak, Alaska · 81 days ago · 37 km deep · 24 km away
  19. 2.571 km SSE of Adak, Alaska · 81 days ago · 16 km deep · 16 km away
  20. 1.964 km SSE of Adak, Alaska · 81 days ago · 29 km deep · 28 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event aka2026oajbca. Read Sat, Oct 3, 2026, 1:17 PM UTC.