Alaska earthquakes

M2.1 earthquake 70 km SSE of Adak, Alaska

A magnitude 2.1 earthquake struck 70 km SSE of Adak, Alaska on Sun, Jun 28, 2026, 9:03 PM HADT (06:03 UTC), 21 km (13 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
2.1 (ml), micro
Local time
UTC
2026-06-29 06:03:47 UTC
Depth
21.1 km (13.1 mi), shallow
Epicenter
51.291° N, 176.246° 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 7.9 km horizontally, 5.4 km in depth
Magnitude uncertainty
±0.10
Station coverage gap
243°, poorly surrounded by stations
Stations used
16

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 160 in the 30 days before it.

After

  1. 2.175 km SSW of Adak, Alaska · 94 days ago · 26 km deep · 48 km away
  2. 2.536 km SSE of Adak, Alaska · 93 days ago · 74 km deep · 34 km away
  3. 2.254 km SSE of Adak, Alaska · 93 days ago · 31 km deep · 15 km away
  4. 2.676 km SSW of Adak, Alaska · 92 days ago · 35 km deep · 47 km away
  5. 2.567 km SSW of Adak, Alaska · 92 days ago · 35 km deep · 44 km away
  6. 2.574 km SSW of Adak, Alaska · 92 days ago · 30 km deep · 43 km away
  7. 1.55 km ENE of Adak, Alaska · 91 days ago · 3 km deep · 69 km away
  8. 3.767 km SW of Adak, Alaska · 91 days ago · 35 km deep · 74 km away
  9. 2.871 km SE of Adak, Alaska · 90 days ago · 35 km deep · 31 km away
  10. 2.262 km SE of Adak, Alaska · 90 days ago · 20 km deep · 16 km away
  11. 2.370 km ESE of Adak, Alaska · 90 days ago · 35 km deep · 42 km away
  12. 2.670 km SSE of Adak, Alaska · 90 days ago · 30 km deep · 12 km away
  13. 2.3100 km SW of Atka, Alaska · 90 days ago · 27 km deep · 78 km away
  14. 2.684 km SW of Adak, Alaska · 90 days ago · 35 km deep · 78 km away
  15. 2.288 km SSW of Adak, Alaska · 90 days ago · 30 km deep · 76 km away
  16. 2.487 km SE of Adak, Alaska · 90 days ago · 18 km deep · 34 km away
  17. 2.192 km SE of Adak, Alaska · 90 days ago · 27 km deep · 47 km away
  18. 2.2104 km ESE of Adak, Alaska · 89 days ago · 21 km deep · 71 km away
  19. 1.859 km SE of Adak, Alaska · 89 days ago · 31 km deep · 17 km away
  20. 2.089 km SW of Adak, Alaska · 89 days ago · 32 km deep · 90 km away
  21. 1.948 km SSE of Adak, Alaska · 88 days ago · 35 km deep · 22 km away
  22. 2.147 km WSW of Adak, Alaska · 88 days ago · 73 km deep · 78 km away
  23. 2.572 km SSE of Adak, Alaska · 88 days ago · 29 km deep · 12 km away
  24. 2.052 km W of Adak, Alaska · 87 days ago · 15 km deep · 100 km away
  25. 2.6104 km SW of Adak, Alaska · 87 days ago · 20 km deep · 94 km away
  26. 2.657 km S of Adak, Alaska · 87 days ago · 35 km deep · 24 km away
  27. 2.240 km SSE of Adak, Alaska · 87 days ago · 58 km deep · 30 km away
  28. 2.363 km SSE of Adak, Alaska · 87 days ago · 27 km deep · 13 km away
  29. 2.472 km S of Adak, Alaska · 86 days ago · 22 km deep · 15 km away
  30. 1.944 km S of Adak, Alaska · 86 days ago · 36 km deep · 38 km away
  31. 2.773 km SSW of Adak, Alaska · 86 days ago · 35 km deep · 61 km away
  32. 1.971 km SE of Adak, Alaska · 86 days ago · 26 km deep · 24 km away
  33. 3.161 km ESE of Adak, Alaska · 86 days ago · 35 km deep · 45 km away
  34. 2.181 km ESE of Adak, Alaska · 86 days ago · 29 km deep · 63 km away
  35. 2.2106 km SW of Adak, Alaska · 86 days ago · 21 km deep · 92 km away
  36. 2.070 km SSE of Adak, Alaska · 86 days ago · 13 km deep · 5 km away
  37. 2.692 km SW of Adak, Alaska · 85 days ago · 22 km deep · 88 km away
  38. 2.582 km SSW of Adak, Alaska · 85 days ago · 24 km deep · 56 km away
  39. 2.278 km SSW of Adak, Alaska · 85 days ago · 28 km deep · 55 km away
  40. 2.550 km SSE of Adak, Alaska · 85 days ago · 27 km deep · 20 km away
  41. 1.744 km SSE of Adak, Alaska · 85 days ago · 41 km deep · 27 km away
  42. 1.877 km E of Adak, Alaska · 85 days ago · 17 km deep · 84 km away
  43. 2.582 km WSW of Atka, Alaska · 85 days ago · 133 km deep · 98 km away
  44. 2.653 km SSE of Adak, Alaska · 85 days ago · 28 km deep · 17 km away
  45. 2.076 km SSE of Adak, Alaska · 85 days ago · 25 km deep · 7 km away
  46. 2.018 km SSE of Adak, Alaska · 85 days ago · 64 km deep · 52 km away
  47. 1.732 km SSE of Adak, Alaska · 84 days ago · 22 km deep · 39 km away
  48. 1.999 km SW of Adak, Alaska · 84 days ago · 20 km deep · 99 km away
  49. 1.966 km S of Adak, Alaska · 84 days ago · 32 km deep · 37 km away
  50. 2.765 km SSW of Adak, Alaska · 84 days ago · 35 km deep · 47 km away
  51. 2.174 km SE of Adak, Alaska · 84 days ago · 21 km deep · 24 km away
  52. 1.869 km SSE of Adak, Alaska · 84 days ago · 14 km deep · 3 km away
  53. 2.481 km ESE of Adak, Alaska · 84 days ago · 35 km deep · 50 km away
  54. 2.070 km SSE of Adak, Alaska · 84 days ago · 15 km deep · 8 km away
  55. 2.894 km SW of Adak, Alaska · 84 days ago · 35 km deep · 84 km away
  56. 1.864 km SE of Adak, Alaska · 84 days ago · 37 km deep · 29 km away
  57. 2.186 km ESE of Adak, Alaska · 84 days ago · 40 km deep · 54 km away
  58. 1.967 km SSE of Adak, Alaska · 84 days ago · 19 km deep · 8 km away
  59. 2.066 km SSE of Adak, Alaska · 84 days ago · 20 km deep · 6 km away
  60. 1.965 km S of Adak, Alaska · 83 days ago · 26 km deep · 22 km away

The first 60 of at least 199.

Before

  1. 2.844 km ENE of Adak, Alaska · 94 days ago · 125 km deep · 77 km away
  2. 1.849 km SE of Adak, Alaska · 94 days ago · 25 km deep · 26 km away
  3. 2.883 km ESE of Adak, Alaska · 94 days ago · 35 km deep · 55 km away
  4. 2.184 km SE of Adak, Alaska · 94 days ago · 16 km deep · 31 km away
  5. 3.589 km SE of Adak, Alaska · 94 days ago · 35 km deep · 48 km away
  6. 2.268 km SSE of Adak, Alaska · 94 days ago · 26 km deep · 8 km away
  7. 2.573 km SSE of Adak, Alaska · 94 days ago · 29 km deep · 11 km away
  8. 2.625 km S of Adak, Alaska · 95 days ago · 61 km deep · 46 km away
  9. 2.181 km SW of Adak, Alaska · 95 days ago · 21 km deep · 83 km away
  10. 2.475 km ESE of Adak, Alaska · 95 days ago · 27 km deep · 62 km away
  11. 2.576 km SSE of Adak, Alaska · 95 days ago · 19 km deep · 10 km away
  12. 2.777 km SW of Atka, Alaska · 95 days ago · 32 km deep · 99 km away
  13. 2.473 km SSE of Adak, Alaska · 95 days ago · 17 km deep · 10 km away
  14. 2.368 km SSE of Adak, Alaska · 95 days ago · 30 km deep · 13 km away
  15. 2.569 km SSE of Adak, Alaska · 96 days ago · 35 km deep · 2 km away
  16. 2.968 km SW of Adak, Alaska · 96 days ago · 35 km deep · 73 km away
  17. 2.783 km SE of Adak, Alaska · 96 days ago · 35 km deep · 31 km away
  18. 2.8153 km S of Adak, Alaska · 96 days ago · 10 km deep · 95 km away
  19. 2.575 km SSE of Adak, Alaska · 96 days ago · 12 km deep · 8 km away
  20. 2.773 km SSE of Adak, Alaska · 96 days ago · 35 km deep · 6 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event aka2026mtcbdx. Read Wed, Sep 30, 2026, 11:17 PM UTC.