Alaska earthquakes

M2.1 earthquake 76 km SE of Adak, Alaska

A magnitude 2.1 earthquake struck 76 km SE of Adak, Alaska on Fri, Jul 31, 2026, 1:07 AM HADT (10:07 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M3.8 70 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
2.1 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2026-07-31 10:07:26 UTC
Depth
34.7 km (21.6 mi), shallow
Epicenter
51.328° N, 175.958° 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 12.3 km horizontally, 12.0 km in depth
Magnitude uncertainty
±0.20
Station coverage gap
261°, poorly surrounded by stations
Stations used
10

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 169 in the 30 days before it.

After

  1. 2.563 km SE of Adak, Alaska · 63 days ago · 33 km deep · 24 km away
  2. 2.242 km S of Adak, Alaska · 63 days ago · 64 km deep · 58 km away
  3. 2.072 km SE of Adak, Alaska · 62 days ago · 28 km deep · 4 km away
  4. 1.859 km SSW of Adak, Alaska · 62 days ago · 34 km deep · 75 km away
  5. 1.754 km ESE of Adak, Alaska · 62 days ago · 134 km deep · 51 km away
  6. 2.581 km SSW of Adak, Alaska · 62 days ago · 2 km deep · 74 km away
  7. 2.151 km SSW of Adak, Alaska · 62 days ago · 22 km deep · 58 km away
  8. 2.375 km SE of Adak, Alaska · 62 days ago · 23 km deep · 6 km away
  9. 2.164 km SSW of Adak, Alaska · 62 days ago · 32 km deep · 80 km away
  10. 2.381 km SSE of Adak, Alaska · 62 days ago · 16 km deep · 26 km away
  11. 3.267 km SSW of Adak, Alaska · 62 days ago · 35 km deep · 65 km away
  12. 2.685 km SW of Atka, Alaska · 60 days ago · 21 km deep · 75 km away
  13. 2.362 km SSE of Adak, Alaska · 60 days ago · 18 km deep · 17 km away
  14. 2.060 km SSW of Adak, Alaska · 60 days ago · 37 km deep · 78 km away
  15. 2.240 km S of Adak, Alaska · 60 days ago · 62 km deep · 48 km away
  16. 1.964 km SSE of Adak, Alaska · 59 days ago · 32 km deep · 14 km away
  17. 2.086 km WSW of Atka, Alaska · 59 days ago · 12 km deep · 79 km away
  18. 2.270 km SE of Adak, Alaska · 58 days ago · 27 km deep · 9 km away
  19. 2.169 km SSE of Adak, Alaska · 58 days ago · 20 km deep · 11 km away
  20. 3.261 km SE of Adak, Alaska · 58 days ago · 35 km deep · 21 km away
  21. 1.968 km SSW of Adak, Alaska · 58 days ago · 27 km deep · 78 km away
  22. 2.175 km SSE of Adak, Alaska · 58 days ago · 18 km deep · 25 km away
  23. 2.725 km S of Adak, Alaska · 58 days ago · 95 km deep · 57 km away
  24. 2.072 km SSW of Adak, Alaska · 57 days ago · 34 km deep · 70 km away
  25. 1.764 km SE of Adak, Alaska · 57 days ago · 35 km deep · 14 km away
  26. 3.167 km ESE of Adak, Alaska · 57 days ago · 35 km deep · 33 km away
  27. 2.289 km SSE of Adak, Alaska · 57 days ago · 10 km deep · 30 km away
  28. 2.048 km S of Adak, Alaska · 57 days ago · 56 km deep · 54 km away
  29. 2.690 km SSE of Adak, Alaska · 57 days ago · 10 km deep · 30 km away
  30. 2.284 km SW of Atka, Alaska · 57 days ago · 27 km deep · 75 km away
  31. 2.277 km SSW of Atka, Alaska · 57 days ago · 14 km deep · 87 km away
  32. 2.855 km S of Adak, Alaska · 57 days ago · 35 km deep · 38 km away
  33. 1.970 km SE of Adak, Alaska · 57 days ago · 28 km deep · 8 km away
  34. 2.081 km SW of Atka, Alaska · 57 days ago · 21 km deep · 80 km away
  35. 1.861 km S of Adak, Alaska · 56 days ago · 33 km deep · 46 km away
  36. 1.969 km SSE of Adak, Alaska · 56 days ago · 21 km deep · 21 km away
  37. 2.075 km SSW of Adak, Alaska · 56 days ago · 29 km deep · 75 km away
  38. 1.881 km SSW of Adak, Alaska · 56 days ago · 26 km deep · 73 km away
  39. 2.1104 km ESE of Adak, Alaska · 56 days ago · 29 km deep · 52 km away
  40. 2.168 km SE of Adak, Alaska · 56 days ago · 27 km deep · 10 km away
  41. 2.236 km SSE of Adak, Alaska · 56 days ago · 43 km deep · 43 km away
  42. 3.066 km ESE of Adak, Alaska · 56 days ago · 35 km deep · 28 km away
  43. 2.0102 km ESE of Adak, Alaska · 56 days ago · 14 km deep · 42 km away
  44. 2.694 km SSW of Atka, Alaska · 56 days ago · 6 km deep · 98 km away
  45. 2.374 km SE of Adak, Alaska · 56 days ago · 22 km deep · 8 km away
  46. 2.667 km S of Adak, Alaska · 56 days ago · 11 km deep · 44 km away
  47. 2.4172 km SSE of Adak, Alaska · 55 days ago · 20 km deep · 97 km away
  48. 1.992 km ESE of Adak, Alaska · 55 days ago · 23 km deep · 57 km away
  49. 1.961 km SSW of Adak, Alaska · 55 days ago · 33 km deep · 75 km away
  50. 2.070 km SSE of Adak, Alaska · 55 days ago · 22 km deep · 9 km away
  51. 2.180 km E of Adak, Alaska · 55 days ago · 8 km deep · 65 km away
  52. 1.992 km ESE of Adak, Alaska · 55 days ago · 23 km deep · 58 km away
  53. 1.616 km WSW of Adak, Alaska · 55 days ago · 92 km deep · 81 km away
  54. 2.670 km SW of Atka, Alaska · 54 days ago · 64 km deep · 87 km away
  55. 1.874 km SSW of Adak, Alaska · 54 days ago · 26 km deep · 69 km away
  56. 1.979 km S of Adak, Alaska · 54 days ago · 19 km deep · 48 km away
  57. 1.659 km SSE of Adak, Alaska · 54 days ago · 29 km deep · 18 km away
  58. 2.172 km SSE of Adak, Alaska · 54 days ago · 18 km deep · 34 km away
  59. 2.066 km SSE of Adak, Alaska · 54 days ago · 32 km deep · 16 km away
  60. 2.795 km SSW of Atka, Alaska · 54 days ago · 35 km deep · 78 km away

The first 60 of at least 199.

Before

  1. 2.077 km SSE of Adak, Alaska · 63 days ago · 25 km deep · 8 km away
  2. 2.164 km SSW of Adak, Alaska · 64 days ago · 24 km deep · 74 km away
  3. 2.467 km S of Adak, Alaska · 64 days ago · 18 km deep · 45 km away
  4. 3.1100 km SW of Atka, Alaska · 64 days ago · 35 km deep · 58 km away
  5. 2.159 km SSW of Adak, Alaska · 64 days ago · 47 km deep · 61 km away
  6. 2.299 km ESE of Adak, Alaska · 64 days ago · 27 km deep · 50 km away
  7. 2.675 km SSW of Adak, Alaska · 64 days ago · 32 km deep · 83 km away
  8. 1.973 km S of Adak, Alaska · 65 days ago · 20 km deep · 46 km away
  9. 2.4116 km SSE of Adak, Alaska · 65 days ago · 15 km deep · 41 km away
  10. 1.977 km SSW of Adak, Alaska · 65 days ago · 35 km deep · 77 km away
  11. 2.144 km SW of Adak, Alaska · 65 days ago · 102 km deep · 85 km away
  12. 2.174 km E of Adak, Alaska · 65 days ago · 231 km deep · 77 km away
  13. 2.174 km SE of Adak, Alaska · 66 days ago · 18 km deep · 5 km away
  14. 2.172 km SE of Adak, Alaska · 66 days ago · 33 km deep · 6 km away
  15. 2.173 km SSE of Adak, Alaska · 66 days ago · 18 km deep · 11 km away
  16. 2.482 km SSW of Adak, Alaska · 66 days ago · 6 km deep · 69 km away
  17. 2.292 km SSE of Adak, Alaska · 66 days ago · 14 km deep · 28 km away
  18. 2.273 km SE of Adak, Alaska · 67 days ago · 39 km deep · 24 km away
  19. 2.643 km SSE of Adak, Alaska · 67 days ago · 48 km deep · 36 km away
  20. 2.951 km SSE of Adak, Alaska · 67 days ago · 35 km deep · 30 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event aka2026pamwpq. Read Fri, Oct 2, 2026, 4:28 PM UTC.