Alaska earthquakes

M1.6 earthquake 101 km W of Adak, Alaska

A magnitude 1.6 earthquake struck 101 km W of Adak, Alaska on Wed, Mar 8, 2023, 4:07 PM HAST (02:07 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M4.6 134 km WSW of Adak, Alaska. This one was a foreshock.

More in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
1.6 (ml), micro
Local time
UTC
2023-03-09 02:07:37 UTC
Depth
2.9 km (1.8 mi), shallow
Epicenter
51.863° N, 178.106° 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 0.8 km horizontally, 1.4 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
220°, 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. 1.6101 km W of Adak, Alaska · 1301 days ago · 4 km deep · 1 km away
  2. 2.8103 km W of Adak, Alaska · 1301 days ago · 5 km deep · 7 km away
  3. 2.1103 km W of Adak, Alaska · 1301 days ago · 4 km deep · 2 km away
  4. 1.996 km W of Adak, Alaska · 1301 days ago · 4 km deep · 5 km away
  5. 1.8161 km W of Adak, Alaska · 1301 days ago · 5 km deep · 61 km away
  6. 1.8102 km W of Adak, Alaska · 1301 days ago · 6 km deep · 1 km away
  7. 1.9102 km W of Adak, Alaska · 1301 days ago · 5 km deep · 2 km away
  8. 1.597 km W of Adak, Alaska · 1301 days ago · -2 km deep · 4 km away
  9. 1.8102 km W of Adak, Alaska · 1301 days ago · 5 km deep · 2 km away
  10. 1.6101 km W of Adak, Alaska · 1301 days ago · 5 km deep · 0 km away
  11. 2.8104 km W of Adak, Alaska · 1301 days ago · 5 km deep · 7 km away
  12. 2.0Andreanof Islands, Aleutian Islands, Alaska · 1301 days ago · 5 km deep · 3 km away
  13. 3.0104 km W of Adak, Alaska · 1301 days ago · 5 km deep · 15 km away
  14. 2.394 km W of Adak, Alaska · 1301 days ago · 6 km deep · 7 km away
  15. 2.0104 km W of Adak, Alaska · 1301 days ago · 6 km deep · 3 km away
  16. 2.1103 km W of Adak, Alaska · 1301 days ago · 5 km deep · 2 km away
  17. 1.999 km W of Adak, Alaska · 1301 days ago · 5 km deep · 2 km away
  18. 1.698 km W of Adak, Alaska · 1301 days ago · 4 km deep · 3 km away
  19. 1.8101 km W of Adak, Alaska · 1301 days ago · 11 km deep · 1 km away
  20. 1.9103 km W of Adak, Alaska · 1301 days ago · 6 km deep · 2 km away
  21. 1.7102 km W of Adak, Alaska · 1301 days ago · 4 km deep · 3 km away
  22. 2.0Andreanof Islands, Aleutian Islands, Alaska · 1301 days ago · 3 km deep · 1 km away
  23. 2.1103 km W of Adak, Alaska · 1301 days ago · 5 km deep · 2 km away
  24. 1.694 km W of Adak, Alaska · 1301 days ago · 5 km deep · 8 km away
  25. 2.6Andreanof Islands, Aleutian Islands, Alaska · 1301 days ago · 5 km deep · 14 km away
  26. 4.4Andreanof Islands, Aleutian Islands, Alaska · 1301 days ago · 5 km deep · 10 km away
  27. 3.394 km W of Adak, Alaska · 1301 days ago · 5 km deep · 8 km away
  28. 2.093 km W of Adak, Alaska · 1301 days ago · 4 km deep · 8 km away
  29. 1.890 km W of Adak, Alaska · 1301 days ago · 9 km deep · 11 km away
  30. 1.8103 km W of Adak, Alaska · 1301 days ago · 6 km deep · 3 km away
  31. 2.1100 km W of Adak, Alaska · 1301 days ago · 4 km deep · 1 km away
  32. 1.894 km W of Adak, Alaska · 1301 days ago · 6 km deep · 7 km away
  33. 2.995 km W of Adak, Alaska · 1301 days ago · 10 km deep · 6 km away
  34. 3.492 km W of Adak, Alaska · 1301 days ago · 5 km deep · 9 km away
  35. 3.094 km W of Adak, Alaska · 1301 days ago · 5 km deep · 7 km away
  36. 1.693 km W of Adak, Alaska · 1301 days ago · 6 km deep · 8 km away
  37. 2.6Andreanof Islands, Aleutian Islands, Alaska · 1301 days ago · 5 km deep · 8 km away
  38. 2.7Andreanof Islands, Aleutian Islands, Alaska · 1301 days ago · 5 km deep · 11 km away
  39. 1.9101 km W of Adak, Alaska · 1301 days ago · 3 km deep · 0 km away
  40. 1.894 km W of Adak, Alaska · 1301 days ago · 6 km deep · 7 km away
  41. 2.090 km W of Adak, Alaska · 1301 days ago · 4 km deep · 11 km away
  42. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1301 days ago · 6 km deep · 9 km away
  43. 2.1103 km W of Adak, Alaska · 1301 days ago · 5 km deep · 3 km away
  44. 2.194 km W of Adak, Alaska · 1301 days ago · 6 km deep · 7 km away
  45. 2.0102 km W of Adak, Alaska · 1301 days ago · 5 km deep · 1 km away
  46. 1.9101 km W of Adak, Alaska · 1301 days ago · 3 km deep · 1 km away
  47. 1.8101 km W of Adak, Alaska · 1301 days ago · 4 km deep · 0 km away
  48. 2.5103 km W of Adak, Alaska · 1301 days ago · 5 km deep · 12 km away
  49. 1.9102 km W of Adak, Alaska · 1301 days ago · 5 km deep · 1 km away
  50. 2.3105 km W of Adak, Alaska · 1301 days ago · 5 km deep · 7 km away
  51. 1.798 km W of Adak, Alaska · 1301 days ago · 3 km deep · 2 km away
  52. 1.8101 km W of Adak, Alaska · 1301 days ago · 2 km deep · 2 km away
  53. 1.596 km W of Adak, Alaska · 1301 days ago · 4 km deep · 5 km away
  54. 2.1102 km W of Adak, Alaska · 1301 days ago · 5 km deep · 2 km away
  55. 1.7102 km W of Adak, Alaska · 1301 days ago · 4 km deep · 1 km away
  56. 2.0100 km W of Adak, Alaska · 1301 days ago · 3 km deep · 1 km away
  57. 1.695 km W of Adak, Alaska · 1301 days ago · 4 km deep · 6 km away
  58. 1.899 km W of Adak, Alaska · 1301 days ago · 4 km deep · 2 km away
  59. 2.390 km W of Adak, Alaska · 1301 days ago · 5 km deep · 11 km away
  60. 3.193 km W of Adak, Alaska · 1301 days ago · 5 km deep · 9 km away

The first 60 of at least 201.

Before

  1. 2.1109 km W of Adak, Alaska · 1301 days ago · 5 km deep · 8 km away
  2. 1.997 km W of Adak, Alaska · 1301 days ago · 4 km deep · 4 km away
  3. 1.7101 km W of Adak, Alaska · 1301 days ago · 6 km deep · 0 km away
  4. 3.0104 km W of Adak, Alaska · 1301 days ago · 5 km deep · 11 km away
  5. 1.9103 km W of Adak, Alaska · 1301 days ago · 5 km deep · 2 km away
  6. 1.9103 km W of Adak, Alaska · 1301 days ago · 5 km deep · 2 km away
  7. 1.6101 km W of Adak, Alaska · 1301 days ago · 4 km deep · 1 km away
  8. 1.9103 km W of Adak, Alaska · 1301 days ago · 5 km deep · 2 km away
  9. 1.998 km W of Adak, Alaska · 1301 days ago · 4 km deep · 3 km away
  10. 2.2102 km W of Adak, Alaska · 1301 days ago · 5 km deep · 1 km away
  11. 1.9104 km W of Adak, Alaska · 1301 days ago · 3 km deep · 4 km away
  12. 2.1102 km W of Adak, Alaska · 1301 days ago · 4 km deep · 1 km away
  13. 2.2101 km W of Adak, Alaska · 1301 days ago · 4 km deep · 1 km away
  14. 1.9102 km W of Adak, Alaska · 1301 days ago · 5 km deep · 1 km away
  15. 2.7103 km W of Adak, Alaska · 1301 days ago · 5 km deep · 18 km away
  16. 2.3Andreanof Islands, Aleutian Islands, Alaska · 1301 days ago · 5 km deep · 0 km away
  17. 1.8Andreanof Islands, Aleutian Islands, Alaska · 1301 days ago · 7 km deep · 1 km away
  18. 2.2103 km W of Adak, Alaska · 1301 days ago · 5 km deep · 2 km away
  19. 2.0103 km W of Adak, Alaska · 1301 days ago · 5 km deep · 2 km away
  20. 1.6101 km W of Adak, Alaska · 1301 days ago · 8 km deep · 4 km away

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event av91790771. Read Wed, Sep 30, 2026, 7:53 AM UTC.