Alaska earthquakes

M1.7 earthquake 101 km W of Adak, Alaska

A magnitude 1.7 earthquake struck 101 km W of Adak, Alaska on Sat, Mar 11, 2023, 11:55 PM HAST (09:55 UTC), 3 km (2 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
2023-03-12 09:55:51 UTC
Depth
2.7 km (1.7 mi), shallow
Epicenter
51.868° N, 178.102° 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 1.1 km horizontally, 2.1 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
214°, poorly surrounded by stations
Stations used
5

Nearby

Within 100 km, magnitude 1.5 and up: at least 201 in the 60 days after this one and at least 200 in the 30 days before it.

After

  1. 1.9101 km W of Adak, Alaska · 1300 days ago · 6 km deep · 2 km away
  2. 2.0100 km W of Adak, Alaska · 1300 days ago · 3 km deep · 1 km away
  3. 2.5100 km W of Adak, Alaska · 1300 days ago · 7 km deep · 7 km away
  4. 1.6101 km W of Adak, Alaska · 1299 days ago · 3 km deep · 0 km away
  5. 1.888 km W of Adak, Alaska · 1299 days ago · 5 km deep · 13 km away
  6. 1.5100 km W of Adak, Alaska · 1299 days ago · 4 km deep · 1 km away
  7. 1.689 km W of Adak, Alaska · 1299 days ago · 5 km deep · 12 km away
  8. 1.788 km W of Adak, Alaska · 1299 days ago · 5 km deep · 12 km away
  9. 1.699 km W of Adak, Alaska · 1299 days ago · 4 km deep · 2 km away
  10. 4.1Andreanof Islands, Aleutian Islands, Alaska · 1299 days ago · 33 km deep · 44 km away
  11. 2.589 km W of Adak, Alaska · 1299 days ago · 3 km deep · 11 km away
  12. 2.190 km W of Adak, Alaska · 1299 days ago · 3 km deep · 11 km away
  13. 1.790 km W of Adak, Alaska · 1299 days ago · 5 km deep · 10 km away
  14. 2.8102 km W of Adak, Alaska · 1299 days ago · 5 km deep · 3 km away
  15. 1.599 km W of Adak, Alaska · 1299 days ago · 3 km deep · 2 km away
  16. 1.6100 km W of Adak, Alaska · 1299 days ago · -2 km deep · 1 km away
  17. 1.990 km W of Adak, Alaska · 1299 days ago · 5 km deep · 11 km away
  18. 1.889 km W of Adak, Alaska · 1299 days ago · 4 km deep · 12 km away
  19. 1.989 km W of Adak, Alaska · 1299 days ago · 3 km deep · 12 km away
  20. 2.089 km W of Adak, Alaska · 1299 days ago · 4 km deep · 11 km away
  21. 1.789 km W of Adak, Alaska · 1299 days ago · 3 km deep · 11 km away
  22. 1.699 km W of Adak, Alaska · 1299 days ago · 3 km deep · 2 km away
  23. 1.6100 km W of Adak, Alaska · 1299 days ago · 3 km deep · 1 km away
  24. 2.0103 km W of Adak, Alaska · 1299 days ago · 5 km deep · 2 km away
  25. 2.8Andreanof Islands, Aleutian Islands, Alaska · 1299 days ago · 5 km deep · 3 km away
  26. 1.989 km W of Adak, Alaska · 1299 days ago · 5 km deep · 11 km away
  27. 1.888 km W of Adak, Alaska · 1299 days ago · 5 km deep · 12 km away
  28. 2.289 km W of Adak, Alaska · 1299 days ago · 5 km deep · 11 km away
  29. 2.1Andreanof Islands, Aleutian Islands, Alaska · 1299 days ago · 5 km deep · 2 km away
  30. 2.0Andreanof Islands, Aleutian Islands, Alaska · 1299 days ago · 4 km deep · 1 km away
  31. 2.9101 km W of Adak, Alaska · 1299 days ago · 5 km deep · 0 km away
  32. 1.6101 km W of Adak, Alaska · 1299 days ago · 3 km deep · 0 km away
  33. 2.288 km W of Adak, Alaska · 1299 days ago · 6 km deep · 13 km away
  34. 2.097 km W of Adak, Alaska · 1299 days ago · 4 km deep · 4 km away
  35. 2.0101 km W of Adak, Alaska · 1299 days ago · 3 km deep · 3 km away
  36. 1.799 km W of Adak, Alaska · 1299 days ago · 3 km deep · 2 km away
  37. 1.6102 km W of Adak, Alaska · 1299 days ago · 5 km deep · 2 km away
  38. 1.9104 km W of Adak, Alaska · 1299 days ago · 4 km deep · 3 km away
  39. 2.041 km SW of Adak, Alaska · 1299 days ago · 35 km deep · 84 km away
  40. 2.2101 km W of Adak, Alaska · 1299 days ago · 7 km deep · 1 km away
  41. 2.1100 km W of Adak, Alaska · 1299 days ago · 3 km deep · 2 km away
  42. 1.996 km W of Adak, Alaska · 1299 days ago · 4 km deep · 4 km away
  43. 1.596 km W of Adak, Alaska · 1299 days ago · -2 km deep · 4 km away
  44. 1.8100 km W of Adak, Alaska · 1299 days ago · 3 km deep · 1 km away
  45. 1.691 km W of Adak, Alaska · 1299 days ago · 3 km deep · 9 km away
  46. 1.887 km W of Adak, Alaska · 1299 days ago · 6 km deep · 13 km away
  47. 2.588 km W of Adak, Alaska · 1299 days ago · 5 km deep · 13 km away
  48. 1.6103 km W of Adak, Alaska · 1299 days ago · 7 km deep · 2 km away
  49. 1.999 km W of Adak, Alaska · 1299 days ago · 4 km deep · 2 km away
  50. 2.098 km W of Adak, Alaska · 1299 days ago · 7 km deep · 3 km away
  51. 1.699 km W of Adak, Alaska · 1299 days ago · 3 km deep · 2 km away
  52. 2.198 km W of Adak, Alaska · 1299 days ago · 5 km deep · 4 km away
  53. 2.0102 km W of Adak, Alaska · 1299 days ago · 4 km deep · 3 km away
  54. 1.699 km W of Adak, Alaska · 1299 days ago · 3 km deep · 3 km away
  55. 1.9101 km W of Adak, Alaska · 1299 days ago · 3 km deep · 1 km away
  56. 1.9100 km W of Adak, Alaska · 1299 days ago · 3 km deep · 2 km away
  57. 2.2100 km W of Adak, Alaska · 1299 days ago · 5 km deep · 3 km away
  58. 1.7100 km W of Adak, Alaska · 1299 days ago · 4 km deep · 1 km away
  59. 1.9100 km W of Adak, Alaska · 1299 days ago · 4 km deep · 1 km away
  60. 1.6101 km W of Adak, Alaska · 1299 days ago · 3 km deep · 2 km away

The first 60 of at least 201.

Before

  1. 2.1101 km W of Adak, Alaska · 1300 days ago · 5 km deep · 1 km away
  2. 1.899 km W of Adak, Alaska · 1300 days ago · 4 km deep · 2 km away
  3. 1.9101 km W of Adak, Alaska · 1300 days ago · 6 km deep · 1 km away
  4. 2.5100 km W of Adak, Alaska · 1300 days ago · 5 km deep · 4 km away
  5. 1.6100 km W of Adak, Alaska · 1300 days ago · 2 km deep · 1 km away
  6. 1.6100 km W of Adak, Alaska · 1300 days ago · 3 km deep · 2 km away
  7. 1.9100 km W of Adak, Alaska · 1300 days ago · 5 km deep · 2 km away
  8. 2.4102 km W of Adak, Alaska · 1300 days ago · 7 km deep · 6 km away
  9. 1.593 km W of Adak, Alaska · 1300 days ago · 5 km deep · 7 km away
  10. 1.7101 km W of Adak, Alaska · 1300 days ago · -2 km deep · 0 km away
  11. 2.2100 km W of Adak, Alaska · 1300 days ago · 4 km deep · 1 km away
  12. 2.1100 km W of Adak, Alaska · 1300 days ago · 4 km deep · 2 km away
  13. 2.093 km W of Adak, Alaska · 1300 days ago · 3 km deep · 8 km away
  14. 1.6100 km W of Adak, Alaska · 1300 days ago · 4 km deep · 2 km away
  15. 1.5100 km W of Adak, Alaska · 1300 days ago · 4 km deep · 1 km away
  16. 1.8100 km W of Adak, Alaska · 1300 days ago · 4 km deep · 2 km away
  17. 1.8104 km W of Adak, Alaska · 1300 days ago · 5 km deep · 4 km away
  18. 1.599 km W of Adak, Alaska · 1300 days ago · 4 km deep · 1 km away
  19. 1.798 km W of Adak, Alaska · 1300 days ago · -2 km deep · 3 km away
  20. 1.996 km W of Adak, Alaska · 1300 days ago · -1 km deep · 6 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event av91800901. Read Thu, Oct 1, 2026, 10:06 PM UTC.