Alaska earthquakes

M1.7 earthquake 112 km W of Adak, Alaska

A magnitude 1.7 earthquake struck 112 km W of Adak, Alaska on Sat, Mar 11, 2023, 3:15 AM HAST (13:15 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.1 150 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
1.7 (ML, local (Richter)), micro
Magnitude from
AV
Local time
UTC
2023-03-11 13:15:19 UTC
Depth
6.2 km (3.9 mi), shallow
Epicenter
51.793° N, 178.268° 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 2.0 km horizontally, 3.4 km in depth
Magnitude uncertainty
±0.24
Depth from
From location
Station coverage gap
176°
Stations used
6

Nearby

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

After

  1. 1.841 km SW of Adak, Alaska · 1301 days ago · 64 km deep · 92 km away
  2. 1.589 km W of Adak, Alaska · 1301 days ago · 3 km deep · 25 km away
  3. 1.794 km W of Adak, Alaska · 1301 days ago · 5 km deep · 19 km away
  4. 1.7104 km W of Adak, Alaska · 1301 days ago · 6 km deep · 10 km away
  5. 1.6103 km W of Adak, Alaska · 1301 days ago · 3 km deep · 15 km away
  6. 1.999 km W of Adak, Alaska · 1301 days ago · 4 km deep · 15 km away
  7. 1.589 km W of Adak, Alaska · 1301 days ago · 4 km deep · 24 km away
  8. 1.899 km W of Adak, Alaska · 1301 days ago · 4 km deep · 15 km away
  9. 1.7121 km WSW of Adak, Alaska · 1301 days ago · 14 km deep · 43 km away
  10. 2.6104 km W of Adak, Alaska · 1301 days ago · 6 km deep · 15 km away
  11. 1.9102 km W of Adak, Alaska · 1301 days ago · 6 km deep · 12 km away
  12. 1.9101 km W of Adak, Alaska · 1301 days ago · 6 km deep · 13 km away
  13. 1.599 km W of Adak, Alaska · 1301 days ago · 3 km deep · 14 km away
  14. 1.798 km W of Adak, Alaska · 1301 days ago · 3 km deep · 16 km away
  15. 2.197 km W of Adak, Alaska · 1301 days ago · 4 km deep · 17 km away
  16. 2.3101 km W of Adak, Alaska · 1301 days ago · 5 km deep · 15 km away
  17. 1.7100 km W of Adak, Alaska · 1301 days ago · 3 km deep · 14 km away
  18. 2.1118 km WSW of Adak, Alaska · 1301 days ago · 15 km deep · 36 km away
  19. 1.8100 km W of Adak, Alaska · 1301 days ago · 7 km deep · 13 km away
  20. 1.594 km W of Adak, Alaska · 1301 days ago · 4 km deep · 19 km away
  21. 1.596 km W of Adak, Alaska · 1301 days ago · 2 km deep · 19 km away
  22. 1.595 km W of Adak, Alaska · 1301 days ago · -2 km deep · 18 km away
  23. 1.6Andreanof Islands, Aleutian Islands, Alaska · 1301 days ago · 30 km deep · 51 km away
  24. 1.786 km W of Adak, Alaska · 1301 days ago · 8 km deep · 27 km away
  25. 1.696 km W of Adak, Alaska · 1301 days ago · -2 km deep · 17 km away
  26. 1.6100 km W of Adak, Alaska · 1301 days ago · 4 km deep · 15 km away
  27. 2.1100 km W of Adak, Alaska · 1301 days ago · 4 km deep · 14 km away
  28. 1.688 km W of Adak, Alaska · 1301 days ago · 6 km deep · 25 km away
  29. 1.7101 km W of Adak, Alaska · 1301 days ago · 4 km deep · 14 km away
  30. 1.687 km W of Adak, Alaska · 1301 days ago · 5 km deep · 26 km away
  31. 1.587 km W of Adak, Alaska · 1301 days ago · 4 km deep · 26 km away
  32. 1.8100 km W of Adak, Alaska · 1301 days ago · 4 km deep · 15 km away
  33. 1.689 km W of Adak, Alaska · 1301 days ago · 6 km deep · 25 km away
  34. 2.295 km W of Adak, Alaska · 1301 days ago · 3 km deep · 18 km away
  35. 2.5103 km W of Adak, Alaska · 1301 days ago · 5 km deep · 13 km away
  36. 3.7103 km W of Adak, Alaska · 1301 days ago · 11 km deep · 12 km away
  37. 4.0103 km W of Adak, Alaska · 1301 days ago · 5 km deep · 11 km away
  38. 1.897 km W of Adak, Alaska · 1301 days ago · 4 km deep · 17 km away
  39. 1.7103 km W of Adak, Alaska · 1301 days ago · 5 km deep · 12 km away
  40. 1.596 km W of Adak, Alaska · 1301 days ago · -2 km deep · 17 km away
  41. 1.7100 km W of Adak, Alaska · 1301 days ago · 2 km deep · 14 km away
  42. 2.087 km W of Adak, Alaska · 1301 days ago · 6 km deep · 27 km away
  43. 2.0100 km W of Adak, Alaska · 1301 days ago · 4 km deep · 14 km away
  44. 3.096 km W of Adak, Alaska · 1301 days ago · 3 km deep · 17 km away
  45. 1.789 km W of Adak, Alaska · 1301 days ago · 3 km deep · 25 km away
  46. 1.788 km W of Adak, Alaska · 1301 days ago · 5 km deep · 26 km away
  47. 2.0102 km W of Adak, Alaska · 1301 days ago · 6 km deep · 13 km away
  48. 1.6102 km W of Adak, Alaska · 1301 days ago · 6 km deep · 12 km away
  49. 1.6Andreanof Islands, Aleutian Islands, Alaska · 1301 days ago · 5 km deep · 11 km away
  50. 2.799 km W of Adak, Alaska · 1301 days ago · 5 km deep · 14 km away
  51. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1301 days ago · 6 km deep · 15 km away
  52. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1301 days ago · 4 km deep · 14 km away
  53. 1.7103 km W of Adak, Alaska · 1301 days ago · 5 km deep · 11 km away
  54. 2.1103 km W of Adak, Alaska · 1301 days ago · 3 km deep · 12 km away
  55. 1.699 km W of Adak, Alaska · 1301 days ago · 2 km deep · 15 km away
  56. 1.9114 km WSW of Adak, Alaska · 1301 days ago · 13 km deep · 34 km away
  57. 1.690 km W of Adak, Alaska · 1301 days ago · 6 km deep · 23 km away
  58. 1.696 km W of Adak, Alaska · 1301 days ago · -1 km deep · 17 km away
  59. 1.689 km W of Adak, Alaska · 1301 days ago · 3 km deep · 25 km away
  60. 2.7101 km W of Adak, Alaska · 1301 days ago · 5 km deep · 12 km away

The first 60 of at least 200.

Before

  1. 2.0100 km W of Adak, Alaska · 1301 days ago · 5 km deep · 14 km away
  2. 3.1100 km W of Adak, Alaska · 1301 days ago · 9 km deep · 15 km away
  3. 1.8100 km W of Adak, Alaska · 1301 days ago · 4 km deep · 14 km away
  4. 1.697 km W of Adak, Alaska · 1301 days ago · -2 km deep · 17 km away
  5. 1.699 km W of Adak, Alaska · 1301 days ago · 4 km deep · 14 km away
  6. 1.6100 km W of Adak, Alaska · 1301 days ago · 3 km deep · 15 km away
  7. 1.9100 km W of Adak, Alaska · 1301 days ago · 5 km deep · 15 km away
  8. 3.2100 km W of Adak, Alaska · 1301 days ago · 5 km deep · 16 km away
  9. 2.095 km W of Adak, Alaska · 1301 days ago · 2 km deep · 18 km away
  10. 1.590 km W of Adak, Alaska · 1301 days ago · 4 km deep · 23 km away
  11. 1.686 km W of Adak, Alaska · 1301 days ago · 6 km deep · 26 km away
  12. 1.587 km W of Adak, Alaska · 1301 days ago · 5 km deep · 26 km away
  13. 1.893 km W of Adak, Alaska · 1301 days ago · -2 km deep · 20 km away
  14. 2.0100 km W of Adak, Alaska · 1301 days ago · -2 km deep · 15 km away
  15. 3.1101 km W of Adak, Alaska · 1301 days ago · 5 km deep · 15 km away
  16. 2.0Andreanof Islands, Aleutian Islands, Alaska · 1301 days ago · 8 km deep · 12 km away
  17. 1.8100 km W of Adak, Alaska · 1301 days ago · 7 km deep · 12 km away
  18. 2.7103 km W of Adak, Alaska · 1301 days ago · 6 km deep · 12 km away
  19. 3.7105 km W of Adak, Alaska · 1301 days ago · 5 km deep · 21 km away
  20. 1.6100 km W of Adak, Alaska · 1301 days ago · 4 km deep · 14 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event av91798546. Read Fri, Oct 2, 2026, 2:04 PM UTC.