Alaska earthquakes

M1.6 earthquake 105 km W of Adak, Alaska

A magnitude 1.6 earthquake struck 105 km W of Adak, Alaska on Sat, Mar 4, 2023, 11:34 AM HAST (21:34 UTC), 17 km (11 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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The earthquake

Magnitude
1.6 (ml), micro
Local time
UTC
2023-03-04 21:34:15 UTC
Depth
17.1 km (10.6 mi), shallow
Epicenter
51.890° N, 178.166° 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 1.6 km horizontally, 1.2 km in depth
Magnitude uncertainty
±0.32
Depth from
From location
Station coverage gap
146°
Stations used
7

Nearby

Within 100 km, magnitude 1.5 and up: at least 202 in the 60 days after this one and at least 200 in the 30 days before it.

After

  1. 3.677 km SW of Adak, Alaska · 1305 days ago · 34 km deep · 68 km away
  2. 1.8104 km W of Adak, Alaska · 1305 days ago · 16 km deep · 2 km away
  3. 2.1105 km W of Adak, Alaska · 1305 days ago · 14 km deep · 3 km away
  4. 2.0106 km W of Adak, Alaska · 1305 days ago · 13 km deep · 4 km away
  5. 3.1129 km SW of Adak, Alaska · 1305 days ago · 33 km deep · 82 km away
  6. 2.8100 km WSW of Adak, Alaska · 1305 days ago · 41 km deep · 45 km away
  7. 1.9140 km W of Adak, Alaska · 1304 days ago · 12 km deep · 39 km away
  8. 1.5104 km W of Adak, Alaska · 1304 days ago · 9 km deep · 1 km away
  9. 1.6104 km W of Adak, Alaska · 1304 days ago · 9 km deep · 1 km away
  10. 1.7107 km W of Adak, Alaska · 1304 days ago · 7 km deep · 2 km away
  11. 1.5104 km W of Adak, Alaska · 1304 days ago · 9 km deep · 1 km away
  12. 1.6104 km W of Adak, Alaska · 1304 days ago · 9 km deep · 1 km away
  13. 2.0Andreanof Islands, Aleutian Islands, Alaska · 1304 days ago · 9 km deep · 1 km away
  14. 1.6104 km W of Adak, Alaska · 1304 days ago · 11 km deep · 1 km away
  15. 2.3104 km W of Adak, Alaska · 1304 days ago · 9 km deep · 1 km away
  16. 2.4Andreanof Islands, Aleutian Islands, Alaska · 1304 days ago · 9 km deep · 2 km away
  17. 1.6104 km W of Adak, Alaska · 1304 days ago · 10 km deep · 1 km away
  18. 1.8104 km W of Adak, Alaska · 1303 days ago · 13 km deep · 1 km away
  19. 1.7104 km W of Adak, Alaska · 1303 days ago · 9 km deep · 1 km away
  20. 1.6103 km W of Adak, Alaska · 1303 days ago · 10 km deep · 3 km away
  21. 1.6104 km W of Adak, Alaska · 1303 days ago · 12 km deep · 2 km away
  22. 2.2106 km W of Adak, Alaska · 1303 days ago · 11 km deep · 1 km away
  23. 1.8104 km W of Adak, Alaska · 1303 days ago · 14 km deep · 3 km away
  24. 1.7104 km W of Adak, Alaska · 1303 days ago · 12 km deep · 1 km away
  25. 3.7131 km WSW of Adak, Alaska · 1303 days ago · 18 km deep · 37 km away
  26. 2.195 km W of Adak, Alaska · 1303 days ago · 6 km deep · 11 km away
  27. 2.1103 km WSW of Adak, Alaska · 1303 days ago · 13 km deep · 33 km away
  28. 1.6104 km W of Adak, Alaska · 1303 days ago · 6 km deep · 1 km away
  29. 1.5106 km W of Adak, Alaska · 1303 days ago · 11 km deep · 3 km away
  30. 2.1106 km W of Adak, Alaska · 1302 days ago · 5 km deep · 4 km away
  31. 1.6103 km W of Adak, Alaska · 1302 days ago · 6 km deep · 2 km away
  32. 1.5103 km W of Adak, Alaska · 1302 days ago · 6 km deep · 2 km away
  33. 1.795 km W of Adak, Alaska · 1302 days ago · -2 km deep · 10 km away
  34. 1.795 km W of Adak, Alaska · 1302 days ago · 2 km deep · 10 km away
  35. 2.396 km W of Adak, Alaska · 1302 days ago · 4 km deep · 10 km away
  36. 2.0104 km W of Adak, Alaska · 1302 days ago · 6 km deep · 1 km away
  37. 1.5105 km W of Adak, Alaska · 1302 days ago · 6 km deep · 1 km away
  38. 1.9105 km W of Adak, Alaska · 1302 days ago · 7 km deep · 1 km away
  39. 2.0104 km W of Adak, Alaska · 1302 days ago · 5 km deep · 1 km away
  40. 1.6105 km W of Adak, Alaska · 1302 days ago · 6 km deep · 1 km away
  41. 2.0104 km W of Adak, Alaska · 1302 days ago · 5 km deep · 1 km away
  42. 1.9109 km W of Adak, Alaska · 1302 days ago · 5 km deep · 4 km away
  43. 1.9102 km W of Adak, Alaska · 1302 days ago · 5 km deep · 3 km away
  44. 1.6104 km W of Adak, Alaska · 1302 days ago · 5 km deep · 1 km away
  45. 1.9108 km W of Adak, Alaska · 1302 days ago · 4 km deep · 3 km away
  46. 1.7105 km W of Adak, Alaska · 1302 days ago · 5 km deep · 0 km away
  47. 2.1104 km W of Adak, Alaska · 1302 days ago · 8 km deep · 2 km away
  48. 1.540 km SW of Adak, Alaska · 1302 days ago · 17 km deep · 78 km away
  49. 1.7101 km W of Adak, Alaska · 1302 days ago · 3 km deep · 4 km away
  50. 2.0154 km WSW of Adak, Alaska · 1302 days ago · 24 km deep · 79 km away
  51. 2.8104 km W of Adak, Alaska · 1302 days ago · 5 km deep · 3 km away
  52. 1.6103 km W of Adak, Alaska · 1302 days ago · 5 km deep · 3 km away
  53. 1.8104 km W of Adak, Alaska · 1302 days ago · 5 km deep · 2 km away
  54. 2.3105 km W of Adak, Alaska · 1302 days ago · 5 km deep · 3 km away
  55. 1.7103 km W of Adak, Alaska · 1302 days ago · 5 km deep · 2 km away
  56. 1.5104 km W of Adak, Alaska · 1302 days ago · 5 km deep · 1 km away
  57. 1.7104 km W of Adak, Alaska · 1302 days ago · 6 km deep · 1 km away
  58. 2.2101 km W of Adak, Alaska · 1302 days ago · 5 km deep · 4 km away
  59. 2.8105 km W of Adak, Alaska · 1302 days ago · 5 km deep · 3 km away
  60. 1.6104 km W of Adak, Alaska · 1302 days ago · 7 km deep · 1 km away

The first 60 of at least 202.

Before

  1. 1.8104 km W of Adak, Alaska · 1306 days ago · 17 km deep · 1 km away
  2. 1.9105 km W of Adak, Alaska · 1306 days ago · 18 km deep · 1 km away
  3. 1.6104 km W of Adak, Alaska · 1306 days ago · 18 km deep · 2 km away
  4. 2.1106 km W of Adak, Alaska · 1306 days ago · 16 km deep · 1 km away
  5. 1.9105 km W of Adak, Alaska · 1306 days ago · 17 km deep · 0 km away
  6. 2.0105 km W of Adak, Alaska · 1306 days ago · 18 km deep · 1 km away
  7. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1306 days ago · 14 km deep · 2 km away
  8. 2.5106 km W of Adak, Alaska · 1306 days ago · 19 km deep · 1 km away
  9. 2.1142 km WSW of Adak, Alaska · 1306 days ago · 24 km deep · 68 km away
  10. 1.7108 km W of Adak, Alaska · 1306 days ago · 10 km deep · 6 km away
  11. 2.0106 km W of Adak, Alaska · 1306 days ago · 14 km deep · 7 km away
  12. 1.8105 km W of Adak, Alaska · 1306 days ago · 17 km deep · 2 km away
  13. 2.0107 km W of Adak, Alaska · 1306 days ago · 14 km deep · 6 km away
  14. 1.691 km W of Adak, Alaska · 1307 days ago · 6 km deep · 15 km away
  15. 2.392 km W of Adak, Alaska · 1308 days ago · 4 km deep · 13 km away
  16. 1.692 km W of Adak, Alaska · 1308 days ago · 5 km deep · 13 km away
  17. 1.592 km W of Adak, Alaska · 1309 days ago · 6 km deep · 13 km away
  18. 1.593 km W of Adak, Alaska · 1309 days ago · 4 km deep · 12 km away
  19. 2.593 km W of Adak, Alaska · 1309 days ago · 11 km deep · 13 km away
  20. 3.290 km W of Adak, Alaska · 1309 days ago · 12 km deep · 15 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event av91782866. Read Wed, Sep 30, 2026, 8:28 AM UTC.