Alaska earthquakes

M1.6 earthquake 42 km SSE of Adak, Alaska

A magnitude 1.6 earthquake struck 42 km SSE of Adak, Alaska on Tue, Feb 8, 2022, 8:23 AM HAST (18:23 UTC), 26 km (16 mi) below the surface.

A larger quake followed: M4.2 14 km SW 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
1.6 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2022-02-08 18:23:22 UTC
Depth
25.5 km (15.8 mi), shallow
Epicenter
51.510° N, 176.448° 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.

Stations used
11

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 105 in the 30 days before it.

After

  1. 1.767 km SE of Adak, Alaska · 1696 days ago · 13 km deep · 30 km away
  2. 1.669 km SSE of Adak, Alaska · 1696 days ago · 22 km deep · 30 km away
  3. 2.671 km SE of Adak, Alaska · 1695 days ago · 35 km deep · 40 km away
  4. 2.141 km SSE of Adak, Alaska · 1695 days ago · 41 km deep · 10 km away
  5. 1.5Andreanof Islands, Aleutian Islands, Alaska · 1695 days ago · 25 km deep · 19 km away
  6. 1.865 km WSW of Adak, Alaska · 1694 days ago · 64 km deep · 72 km away
  7. 1.631 km SSW of Adak, Alaska · 1692 days ago · 57 km deep · 33 km away
  8. 2.960 km SSE of Adak, Alaska · 1692 days ago · 35 km deep · 18 km away
  9. 2.577 km E of Adak, Alaska · 1692 days ago · 175 km deep · 76 km away
  10. 2.652 km E of Adak, Alaska · 1692 days ago · 151 km deep · 62 km away
  11. 1.640 km SSE of Adak, Alaska · 1692 days ago · 35 km deep · 9 km away
  12. 1.960 km SSE of Adak, Alaska · 1692 days ago · 27 km deep · 20 km away
  13. 3.335 km SE of Adak, Alaska · 1690 days ago · 53 km deep · 15 km away
  14. 1.977 km SW of Adak, Alaska · 1690 days ago · 29 km deep · 75 km away
  15. 3.336 km ENE of Adak, Alaska · 1689 days ago · 134 km deep · 60 km away
  16. 1.963 km SSE of Adak, Alaska · 1689 days ago · 26 km deep · 24 km away
  17. 1.759 km SE of Adak, Alaska · 1689 days ago · 25 km deep · 29 km away
  18. 1.66 km ENE of Adak, Alaska · 1689 days ago · 7 km deep · 43 km away
  19. 1.661 km SE of Adak, Alaska · 1688 days ago · 26 km deep · 30 km away
  20. 1.953 km SE of Adak, Alaska · 1687 days ago · 32 km deep · 22 km away
  21. 1.867 km SW of Adak, Alaska · 1686 days ago · 31 km deep · 65 km away
  22. 2.183 km ESE of Adak, Alaska · 1686 days ago · 45 km deep · 58 km away
  23. 1.792 km WSW of Adak, Alaska · 1686 days ago · 43 km deep · 92 km away
  24. 3.334 km S of Adak, Alaska · 1686 days ago · 68 km deep · 11 km away
  25. 1.740 km SSE of Adak, Alaska · 1686 days ago · 33 km deep · 5 km away
  26. 3.050 km ENE of Adak, Alaska · 1686 days ago · 156 km deep · 74 km away
  27. 1.658 km SE of Adak, Alaska · 1685 days ago · 26 km deep · 28 km away
  28. 1.793 km WSW of Adak, Alaska · 1685 days ago · 22 km deep · 98 km away
  29. 1.751 km S of Adak, Alaska · 1685 days ago · 24 km deep · 12 km away
  30. 1.760 km SSW of Adak, Alaska · 1685 days ago · 32 km deep · 41 km away
  31. 1.861 km SSW of Adak, Alaska · 1685 days ago · 34 km deep · 41 km away
  32. 1.897 km SW of Adak, Alaska · 1685 days ago · 16 km deep · 86 km away
  33. 1.880 km ENE of Adak, Alaska · 1685 days ago · 13 km deep · 91 km away
  34. 1.762 km SSW of Adak, Alaska · 1684 days ago · 34 km deep · 43 km away
  35. 1.871 km SW of Adak, Alaska · 1684 days ago · 23 km deep · 63 km away
  36. 2.178 km SE of Adak, Alaska · 1683 days ago · 16 km deep · 51 km away
  37. 2.146 km ESE of Adak, Alaska · 1683 days ago · 26 km deep · 33 km away
  38. 2.581 km SE of Adak, Alaska · 1683 days ago · 24 km deep · 48 km away
  39. 2.859 km SE of Adak, Alaska · 1683 days ago · 35 km deep · 26 km away
  40. 3.854 km SSE of Adak, Alaska · 1681 days ago · 35 km deep · 12 km away
  41. 2.650 km ENE of Adak, Alaska · 1681 days ago · 162 km deep · 69 km away
  42. 1.944 km SSE of Adak, Alaska · 1681 days ago · 33 km deep · 7 km away
  43. 2.537 km SSW of Adak, Alaska · 1681 days ago · 35 km deep · 34 km away
  44. 1.756 km SSE of Adak, Alaska · 1680 days ago · 22 km deep · 14 km away
  45. 1.849 km SE of Adak, Alaska · 1680 days ago · 33 km deep · 16 km away
  46. 3.9Andreanof Islands, Aleutian Islands, Alaska · 1680 days ago · 10 km deep · 76 km away
  47. 1.7Andreanof Islands, Aleutian Islands, Alaska · 1680 days ago · 58 km deep · 78 km away
  48. 2.182 km ENE of Adak, Alaska · 1679 days ago · 10 km deep · 93 km away
  49. 2.831 km ENE of Adak, Alaska · 1679 days ago · 130 km deep · 53 km away
  50. 1.769 km WSW of Adak, Alaska · 1678 days ago · 66 km deep · 74 km away
  51. 1.966 km ESE of Adak, Alaska · 1678 days ago · 44 km deep · 47 km away
  52. 2.025 km E of Adak, Alaska · 1678 days ago · 133 km deep · 43 km away
  53. 1.669 km SSE of Adak, Alaska · 1678 days ago · 13 km deep · 27 km away
  54. 1.7108 km ESE of Adak, Alaska · 1678 days ago · 25 km deep · 84 km away
  55. 2.642 km ENE of Adak, Alaska · 1678 days ago · 225 km deep · 66 km away
  56. 1.594 km WSW of Adak, Alaska · 1678 days ago · 28 km deep · 96 km away
  57. 1.548 km SW of Adak, Alaska · 1678 days ago · 46 km deep · 44 km away
  58. 3.559 km WSW of Adak, Alaska · 1677 days ago · 73 km deep · 66 km away
  59. 1.781 km ESE of Adak, Alaska · 1677 days ago · 33 km deep · 59 km away
  60. 1.560 km SE of Adak, Alaska · 1676 days ago · 30 km deep · 27 km away

The first 60 of at least 199.

Before

  1. 1.851 km WSW of Adak, Alaska · 1696 days ago · 65 km deep · 58 km away
  2. 2.661 km SSE of Adak, Alaska · 1697 days ago · 38 km deep · 19 km away
  3. 1.587 km SW of Atka, Alaska · 1698 days ago · 32 km deep · 91 km away
  4. 1.597 km SW of Atka, Alaska · 1698 days ago · 33 km deep · 84 km away
  5. 2.866 km SE of Adak, Alaska · 1698 days ago · 35 km deep · 35 km away
  6. 1.613 km SSE of Adak, Alaska · 1699 days ago · 64 km deep · 29 km away
  7. 1.532 km S of Adak, Alaska · 1699 days ago · 61 km deep · 13 km away
  8. 1.961 km SE of Adak, Alaska · 1699 days ago · 26 km deep · 26 km away
  9. 1.665 km SSE of Adak, Alaska · 1699 days ago · 28 km deep · 23 km away
  10. 1.783 km ENE of Adak, Alaska · 1699 days ago · 7 km deep · 95 km away
  11. 1.689 km SW of Adak, Alaska · 1700 days ago · 36 km deep · 83 km away
  12. 1.745 km SSE of Adak, Alaska · 1700 days ago · 38 km deep · 3 km away
  13. 1.651 km SW of Adak, Alaska · 1700 days ago · 42 km deep · 43 km away
  14. 1.850 km SW of Adak, Alaska · 1700 days ago · 42 km deep · 44 km away
  15. 1.764 km SSW of Adak, Alaska · 1700 days ago · 37 km deep · 44 km away
  16. 1.818 km S of Adak, Alaska · 1700 days ago · 69 km deep · 26 km away
  17. 1.775 km SW of Adak, Alaska · 1701 days ago · 40 km deep · 75 km away
  18. 3.573 km SE of Adak, Alaska · 1701 days ago · 35 km deep · 48 km away
  19. 1.746 km SSE of Adak, Alaska · 1701 days ago · 28 km deep · 6 km away
  20. 1.978 km SSE of Adak, Alaska · 1701 days ago · 20 km deep · 36 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0221sstbbj. Read Thu, Oct 1, 2026, 11:55 AM UTC.