Alaska earthquakes

M2.0 earthquake 54 km S of Adak, Alaska

A magnitude 2.0 earthquake struck 54 km S of Adak, Alaska on Mon, Jul 20, 2026, 6:24 PM HADT (03:24 UTC), 40 km (25 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
2.0 (ml), micro
Local time
UTC
2026-07-21 03:24:29 UTC
Depth
39.7 km (24.7 mi), shallow
Epicenter
51.395° N, 176.500° 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 13.3 km horizontally, 8.2 km in depth
Magnitude uncertainty
±0.10
Station coverage gap
267°, poorly surrounded by stations
Stations used
12

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and 197 in the 30 days before it.

After

  1. 1.837 km SSW of Adak, Alaska · 71 days ago · 64 km deep · 26 km away
  2. 2.6100 km SW of Adak, Alaska · 70 days ago · 28 km deep · 86 km away
  3. 1.941 km SSW of Adak, Alaska · 69 days ago · 21 km deep · 30 km away
  4. 2.263 km SSE of Adak, Alaska · 69 days ago · 18 km deep · 21 km away
  5. 5.193 km SSE of Adak, Alaska · 69 days ago · 10 km deep · 43 km away
  6. 2.578 km SSE of Adak, Alaska · 69 days ago · 23 km deep · 30 km away
  7. 2.7112 km SSE of Adak, Alaska · 68 days ago · 10 km deep · 61 km away
  8. 2.485 km SW of Adak, Alaska · 68 days ago · 17 km deep · 73 km away
  9. 2.677 km SE of Adak, Alaska · 68 days ago · 20 km deep · 42 km away
  10. 1.959 km SSE of Adak, Alaska · 68 days ago · 26 km deep · 21 km away
  11. 2.271 km SSE of Adak, Alaska · 68 days ago · 22 km deep · 27 km away
  12. 2.4112 km SSE of Adak, Alaska · 68 days ago · 19 km deep · 61 km away
  13. 2.4110 km SSE of Adak, Alaska · 68 days ago · 15 km deep · 59 km away
  14. 2.173 km SSE of Adak, Alaska · 67 days ago · 26 km deep · 27 km away
  15. 2.576 km SE of Adak, Alaska · 67 days ago · 28 km deep · 52 km away
  16. 1.843 km SE of Adak, Alaska · 67 days ago · 59 km deep · 23 km away
  17. 2.0120 km SW of Adak, Alaska · 66 days ago · 5 km deep · 98 km away
  18. 1.846 km ESE of Adak, Alaska · 66 days ago · 63 km deep · 41 km away
  19. 1.882 km SW of Adak, Alaska · 66 days ago · 32 km deep · 68 km away
  20. 2.181 km SW of Adak, Alaska · 66 days ago · 27 km deep · 66 km away
  21. 2.653 km E of Adak, Alaska · 66 days ago · 80 km deep · 66 km away
  22. 3.9109 km SW of Atka, Alaska · 66 days ago · 35 km deep · 91 km away
  23. 2.374 km SE of Adak, Alaska · 66 days ago · 21 km deep · 42 km away
  24. 2.1107 km SW of Adak, Alaska · 66 days ago · 20 km deep · 99 km away
  25. 1.971 km SSW of Adak, Alaska · 66 days ago · 30 km deep · 35 km away
  26. 1.838 km SSE of Adak, Alaska · 66 days ago · 59 km deep · 16 km away
  27. 2.719 km S of Adak, Alaska · 65 days ago · 83 km deep · 34 km away
  28. 1.653 km SSW of Adak, Alaska · 65 days ago · 59 km deep · 36 km away
  29. 1.874 km SSE of Adak, Alaska · 65 days ago · 28 km deep · 29 km away
  30. 1.8103 km WSW of Adak, Alaska · 65 days ago · 35 km deep · 100 km away
  31. 2.951 km SSE of Adak, Alaska · 65 days ago · 35 km deep · 12 km away
  32. 2.643 km SSE of Adak, Alaska · 65 days ago · 48 km deep · 16 km away
  33. 2.273 km SE of Adak, Alaska · 65 days ago · 39 km deep · 52 km away
  34. 2.292 km SSE of Adak, Alaska · 64 days ago · 14 km deep · 41 km away
  35. 2.482 km SSW of Adak, Alaska · 64 days ago · 6 km deep · 39 km away
  36. 2.173 km SSE of Adak, Alaska · 64 days ago · 18 km deep · 30 km away
  37. 2.172 km SE of Adak, Alaska · 64 days ago · 33 km deep · 39 km away
  38. 2.174 km SE of Adak, Alaska · 64 days ago · 18 km deep · 40 km away
  39. 2.174 km E of Adak, Alaska · 63 days ago · 231 km deep · 91 km away
  40. 1.996 km SW of Adak, Alaska · 63 days ago · 27 km deep · 70 km away
  41. 2.144 km SW of Adak, Alaska · 63 days ago · 102 km deep · 48 km away
  42. 2.1111 km SW of Adak, Alaska · 63 days ago · 17 km deep · 95 km away
  43. 1.977 km SSW of Adak, Alaska · 63 days ago · 35 km deep · 43 km away
  44. 2.4116 km SSE of Adak, Alaska · 63 days ago · 15 km deep · 68 km away
  45. 1.992 km SW of Adak, Alaska · 63 days ago · 21 km deep · 81 km away
  46. 1.973 km S of Adak, Alaska · 63 days ago · 20 km deep · 21 km away
  47. 2.675 km SSW of Adak, Alaska · 63 days ago · 32 km deep · 47 km away
  48. 1.854 km WSW of Adak, Alaska · 62 days ago · 88 km deep · 68 km away
  49. 2.299 km ESE of Adak, Alaska · 62 days ago · 27 km deep · 84 km away
  50. 2.159 km SSW of Adak, Alaska · 62 days ago · 47 km deep · 23 km away
  51. 3.1100 km SW of Atka, Alaska · 62 days ago · 35 km deep · 93 km away
  52. 2.467 km S of Adak, Alaska · 62 days ago · 18 km deep · 15 km away
  53. 2.164 km SSW of Adak, Alaska · 62 days ago · 24 km deep · 36 km away
  54. 2.077 km SSE of Adak, Alaska · 61 days ago · 25 km deep · 34 km away
  55. 2.176 km SE of Adak, Alaska · 61 days ago · 35 km deep · 38 km away
  56. 2.563 km SE of Adak, Alaska · 61 days ago · 33 km deep · 45 km away
  57. 2.242 km S of Adak, Alaska · 61 days ago · 64 km deep · 21 km away
  58. 2.191 km SW of Adak, Alaska · 61 days ago · 28 km deep · 73 km away
  59. 2.072 km SE of Adak, Alaska · 60 days ago · 28 km deep · 37 km away
  60. 1.859 km SSW of Adak, Alaska · 60 days ago · 34 km deep · 37 km away

The first 60 of at least 200.

Before

  1. 2.183 km SW of Adak, Alaska · 72 days ago · 29 km deep · 66 km away
  2. 2.054 km SSE of Adak, Alaska · 72 days ago · 38 km deep · 2 km away
  3. 2.2100 km ESE of Adak, Alaska · 72 days ago · 24 km deep · 83 km away
  4. 3.595 km ESE of Adak, Alaska · 72 days ago · 35 km deep · 86 km away
  5. 2.575 km SE of Adak, Alaska · 72 days ago · 15 km deep · 35 km away
  6. 2.085 km SW of Adak, Alaska · 72 days ago · 22 km deep · 72 km away
  7. 1.964 km SSW of Adak, Alaska · 72 days ago · 32 km deep · 36 km away
  8. 2.296 km SW of Atka, Alaska · 72 days ago · 30 km deep · 96 km away
  9. 1.742 km NE of Adak, Alaska · 72 days ago · 4 km deep · 84 km away
  10. 2.398 km SW of Adak, Alaska · 72 days ago · 43 km deep · 83 km away
  11. 1.895 km SW of Adak, Alaska · 72 days ago · 29 km deep · 74 km away
  12. 1.957 km E of Adak, Alaska · 72 days ago · 189 km deep · 77 km away
  13. 1.534 km NE of Adak, Alaska · 73 days ago · 12 km deep · 80 km away
  14. 1.973 km SSW of Adak, Alaska · 73 days ago · 26 km deep · 37 km away
  15. 2.383 km ESE of Adak, Alaska · 73 days ago · 18 km deep · 78 km away
  16. 3.720 km SE of Adak, Alaska · 73 days ago · 79 km deep · 40 km away
  17. 2.459 km SE of Adak, Alaska · 74 days ago · 28 km deep · 25 km away
  18. 2.271 km SSE of Adak, Alaska · 74 days ago · 22 km deep · 28 km away
  19. 2.485 km SW of Adak, Alaska · 74 days ago · 35 km deep · 75 km away
  20. 3.0117 km SSE of Adak, Alaska · 74 days ago · 10 km deep · 65 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event aka2026ohnfny. Read Wed, Sep 30, 2026, 4:54 PM UTC.