Alaska earthquakes

M1.9 earthquake 105 km W of Adak, Alaska

A magnitude 1.9 earthquake struck 105 km W of Adak, Alaska on Wed, Mar 8, 2023, 3:53 AM HAST (13:53 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.6 134 km WSW 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
1.9 (ML, local (Richter)), micro
Magnitude from
AV
Local time
UTC
2023-03-08 13:53:49 UTC
Depth
4.6 km (2.9 mi), shallow
Epicenter
51.868° N, 178.168° 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 3.5 km horizontally, 4.2 km in depth
Magnitude uncertainty
±0.21
Depth from
From location
Station coverage gap
267°, poorly surrounded by stations
Stations used
4

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. 3.2105 km W of Adak, Alaska · 1304 days ago · 5 km deep · 14 km away
  2. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1304 days ago · 6 km deep · 3 km away
  3. 1.6103 km W of Adak, Alaska · 1304 days ago · 5 km deep · 2 km away
  4. 2.0102 km W of Adak, Alaska · 1304 days ago · 7 km deep · 3 km away
  5. 1.5102 km W of Adak, Alaska · 1304 days ago · 5 km deep · 4 km away
  6. 2.7103 km W of Adak, Alaska · 1304 days ago · 5 km deep · 8 km away
  7. 1.9105 km W of Adak, Alaska · 1304 days ago · 5 km deep · 1 km away
  8. 1.9103 km W of Adak, Alaska · 1304 days ago · 7 km deep · 3 km away
  9. 2.198 km W of Adak, Alaska · 1304 days ago · 6 km deep · 7 km away
  10. 1.8103 km W of Adak, Alaska · 1304 days ago · 5 km deep · 3 km away
  11. 2.2104 km W of Adak, Alaska · 1304 days ago · 6 km deep · 2 km away
  12. 2.2102 km W of Adak, Alaska · 1304 days ago · 7 km deep · 3 km away
  13. 2.4104 km W of Adak, Alaska · 1304 days ago · 7 km deep · 1 km away
  14. 2.1102 km W of Adak, Alaska · 1304 days ago · 7 km deep · 3 km away
  15. 1.7102 km W of Adak, Alaska · 1304 days ago · 6 km deep · 3 km away
  16. 1.7100 km W of Adak, Alaska · 1304 days ago · 3 km deep · 6 km away
  17. 1.6102 km W of Adak, Alaska · 1304 days ago · 5 km deep · 3 km away
  18. 2.193 km W of Adak, Alaska · 1304 days ago · 3 km deep · 12 km away
  19. 1.8104 km W of Adak, Alaska · 1304 days ago · 7 km deep · 3 km away
  20. 1.8Andreanof Islands, Aleutian Islands, Alaska · 1304 days ago · 47 km deep · 62 km away
  21. 1.9103 km W of Adak, Alaska · 1304 days ago · 6 km deep · 3 km away
  22. 3.0101 km W of Adak, Alaska · 1304 days ago · 5 km deep · 6 km away
  23. 1.8105 km W of Adak, Alaska · 1304 days ago · 6 km deep · 2 km away
  24. 1.5104 km W of Adak, Alaska · 1304 days ago · 5 km deep · 2 km away
  25. 1.9104 km W of Adak, Alaska · 1304 days ago · 9 km deep · 2 km away
  26. 1.7103 km W of Adak, Alaska · 1304 days ago · 5 km deep · 2 km away
  27. 1.8Andreanof Islands, Aleutian Islands, Alaska · 1304 days ago · 5 km deep · 2 km away
  28. 1.8102 km W of Adak, Alaska · 1304 days ago · 5 km deep · 3 km away
  29. 1.992 km W of Adak, Alaska · 1304 days ago · 4 km deep · 13 km away
  30. 1.8102 km W of Adak, Alaska · 1304 days ago · 6 km deep · 3 km away
  31. 2.7136 km W of Adak, Alaska · 1304 days ago · 5 km deep · 40 km away
  32. 1.597 km W of Adak, Alaska · 1304 days ago · -2 km deep · 8 km away
  33. 2.1103 km W of Adak, Alaska · 1304 days ago · 5 km deep · 2 km away
  34. 2.0104 km W of Adak, Alaska · 1304 days ago · 5 km deep · 1 km away
  35. 1.999 km W of Adak, Alaska · 1304 days ago · 4 km deep · 7 km away
  36. 1.697 km W of Adak, Alaska · 1303 days ago · -2 km deep · 8 km away
  37. 2.097 km W of Adak, Alaska · 1303 days ago · 3 km deep · 8 km away
  38. 2.1101 km W of Adak, Alaska · 1303 days ago · 6 km deep · 4 km away
  39. 1.599 km W of Adak, Alaska · 1303 days ago · 3 km deep · 6 km away
  40. 1.796 km W of Adak, Alaska · 1303 days ago · 4 km deep · 9 km away
  41. 1.6104 km W of Adak, Alaska · 1303 days ago · 5 km deep · 2 km away
  42. 1.5102 km W of Adak, Alaska · 1303 days ago · 5 km deep · 3 km away
  43. 1.8100 km W of Adak, Alaska · 1303 days ago · -2 km deep · 5 km away
  44. 1.9100 km W of Adak, Alaska · 1303 days ago · 3 km deep · 5 km away
  45. 1.698 km W of Adak, Alaska · 1303 days ago · 3 km deep · 7 km away
  46. 1.5101 km W of Adak, Alaska · 1303 days ago · 4 km deep · 5 km away
  47. 2.1103 km W of Adak, Alaska · 1303 days ago · 5 km deep · 2 km away
  48. 2.0Andreanof Islands, Aleutian Islands, Alaska · 1303 days ago · 5 km deep · 13 km away
  49. 2.5102 km W of Adak, Alaska · 1303 days ago · 5 km deep · 3 km away
  50. 1.8134 km WSW of Adak, Alaska · 1303 days ago · 9 km deep · 42 km away
  51. 1.799 km W of Adak, Alaska · 1303 days ago · 4 km deep · 6 km away
  52. 2.0102 km W of Adak, Alaska · 1303 days ago · 8 km deep · 4 km away
  53. 1.698 km W of Adak, Alaska · 1303 days ago · 5 km deep · 7 km away
  54. 2.5Andreanof Islands, Aleutian Islands, Alaska · 1303 days ago · 9 km deep · 1 km away
  55. 2.097 km W of Adak, Alaska · 1303 days ago · 5 km deep · 8 km away
  56. 1.6102 km W of Adak, Alaska · 1303 days ago · 5 km deep · 3 km away
  57. 1.7102 km W of Adak, Alaska · 1303 days ago · 6 km deep · 3 km away
  58. 1.7105 km W of Adak, Alaska · 1303 days ago · 5 km deep · 1 km away
  59. 1.9101 km W of Adak, Alaska · 1303 days ago · 4 km deep · 4 km away
  60. 1.995 km W of Adak, Alaska · 1303 days ago · 6 km deep · 11 km away

The first 60 of at least 201.

Before

  1. 2.2103 km W of Adak, Alaska · 1304 days ago · 5 km deep · 2 km away
  2. 2.9102 km W of Adak, Alaska · 1304 days ago · 5 km deep · 4 km away
  3. 2.3105 km W of Adak, Alaska · 1304 days ago · 5 km deep · 2 km away
  4. 1.6104 km W of Adak, Alaska · 1304 days ago · 5 km deep · 2 km away
  5. 1.9100 km W of Adak, Alaska · 1304 days ago · 6 km deep · 5 km away
  6. 1.6103 km W of Adak, Alaska · 1304 days ago · 6 km deep · 2 km away
  7. 2.6102 km W of Adak, Alaska · 1304 days ago · 5 km deep · 4 km away
  8. 1.7102 km W of Adak, Alaska · 1304 days ago · 8 km deep · 5 km away
  9. 1.7101 km W of Adak, Alaska · 1304 days ago · 4 km deep · 4 km away
  10. 1.8100 km W of Adak, Alaska · 1304 days ago · 7 km deep · 7 km away
  11. 1.6102 km W of Adak, Alaska · 1304 days ago · 5 km deep · 4 km away
  12. 2.2201 km W of Adak, Alaska · 1304 days ago · 82 km deep · 96 km away
  13. 2.193 km W of Adak, Alaska · 1304 days ago · 9 km deep · 13 km away
  14. 1.6104 km W of Adak, Alaska · 1304 days ago · 8 km deep · 3 km away
  15. 2.093 km W of Adak, Alaska · 1304 days ago · 10 km deep · 13 km away
  16. 1.7104 km W of Adak, Alaska · 1304 days ago · 7 km deep · 3 km away
  17. 1.8135 km WSW of Adak, Alaska · 1304 days ago · 60 km deep · 66 km away
  18. 1.5106 km W of Adak, Alaska · 1304 days ago · -2 km deep · 1 km away
  19. 1.8100 km W of Adak, Alaska · 1304 days ago · 1 km deep · 5 km away
  20. 2.6154 km WSW of Adak, Alaska · 1304 days ago · 32 km deep · 78 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event av91789451. Read Fri, Oct 2, 2026, 5:30 AM UTC.