Alaska earthquakes

M2.9 earthquake 96 km SW of Adak, Alaska

A magnitude 2.9 earthquake struck 96 km SW of Adak, Alaska on Mon, Sep 11, 2023, 7:03 PM HADT (04:03 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M5.0 44 km SSE 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
2.9 (ml), micro
Local time
UTC
2023-09-12 04:03:47 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
51.362° N, 177.755° 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 2.7 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.09
Depth from
Operator assigned
Station coverage gap
227°, poorly surrounded by stations
Stations used
24

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 145 in the 30 days before it.

After

  1. 1.829 km SW of Adak, Alaska · 1115 days ago · 2 km deep · 67 km away
  2. 2.9144 km SW of Adak, Alaska · 1114 days ago · 35 km deep · 49 km away
  3. 5.044 km SSE of Adak, Alaska · 1114 days ago · 50 km deep · 94 km away · felt by 2
  4. 1.958 km SSE of Adak, Alaska · 1114 days ago · 24 km deep · 97 km away
  5. 1.968 km SSW of Adak, Alaska · 1114 days ago · 26 km deep · 51 km away
  6. 1.7120 km SW of Adak, Alaska · 1114 days ago · 23 km deep · 24 km away
  7. 1.768 km SSW of Adak, Alaska · 1113 days ago · 25 km deep · 53 km away
  8. 1.956 km S of Adak, Alaska · 1113 days ago · 37 km deep · 68 km away
  9. 2.650 km WSW of Adak, Alaska · 1113 days ago · 78 km deep · 53 km away
  10. 1.8129 km WSW of Adak, Alaska · 1113 days ago · 25 km deep · 59 km away
  11. 3.3125 km WSW of Adak, Alaska · 1113 days ago · 87 km deep · 56 km away
  12. 2.649 km S of Adak, Alaska · 1113 days ago · 40 km deep · 77 km away
  13. 2.064 km SSW of Adak, Alaska · 1112 days ago · 46 km deep · 45 km away
  14. 2.5157 km WSW of Adak, Alaska · 1112 days ago · 10 km deep · 65 km away
  15. 2.759 km S of Adak, Alaska · 1112 days ago · 35 km deep · 71 km away
  16. 1.757 km S of Adak, Alaska · 1112 days ago · 39 km deep · 67 km away
  17. 2.072 km SSW of Adak, Alaska · 1111 days ago · 32 km deep · 45 km away
  18. 1.830 km WSW of Adak, Alaska · 1111 days ago · 13 km deep · 67 km away
  19. 2.2190 km WSW of Adak, Alaska · 1110 days ago · 13 km deep · 99 km away
  20. 1.753 km SW of Adak, Alaska · 1110 days ago · 55 km deep · 45 km away
  21. 1.8115 km WSW of Adak, Alaska · 1110 days ago · 13 km deep · 27 km away
  22. 1.836 km W of Adak, Alaska · 1109 days ago · 79 km deep · 65 km away
  23. 2.4163 km SW of Adak, Alaska · 1109 days ago · 13 km deep · 69 km away
  24. 1.863 km SSW of Adak, Alaska · 1109 days ago · 33 km deep · 50 km away
  25. 2.1Andreanof Islands, Aleutian Islands, Alaska · 1108 days ago · 21 km deep · 99 km away
  26. 2.7131 km SW of Adak, Alaska · 1108 days ago · 35 km deep · 43 km away
  27. 2.6128 km WSW of Adak, Alaska · 1107 days ago · 35 km deep · 35 km away
  28. 2.1111 km WSW of Adak, Alaska · 1107 days ago · 13 km deep · 30 km away
  29. 2.954 km SW of Adak, Alaska · 1106 days ago · 65 km deep · 41 km away
  30. 2.7Andreanof Islands, Aleutian Islands, Alaska · 1106 days ago · 35 km deep · 31 km away
  31. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1106 days ago · 11 km deep · 56 km away
  32. 1.996 km SW of Adak, Alaska · 1106 days ago · 23 km deep · 17 km away
  33. 2.081 km SW of Adak, Alaska · 1105 days ago · 39 km deep · 15 km away
  34. 1.6Andreanof Islands, Aleutian Islands, Alaska · 1105 days ago · 9 km deep · 49 km away
  35. 2.8Andreanof Islands, Aleutian Islands, Alaska · 1105 days ago · 26 km deep · 26 km away
  36. 1.886 km WSW of Adak, Alaska · 1104 days ago · 38 km deep · 11 km away
  37. 3.8184 km WSW of Adak, Alaska · 1104 days ago · 61 km deep · 98 km away
  38. 2.3119 km W of Adak, Alaska · 1104 days ago · 134 km deep · 71 km away
  39. 1.632 km SSE of Adak, Alaska · 1104 days ago · 44 km deep · 98 km away
  40. 1.8151 km WSW of Adak, Alaska · 1104 days ago · 26 km deep · 56 km away
  41. 2.0Andreanof Islands, Aleutian Islands, Alaska · 1104 days ago · 26 km deep · 58 km away
  42. 2.0114 km W of Adak, Alaska · 1103 days ago · 68 km deep · 55 km away
  43. 1.8125 km WSW of Adak, Alaska · 1102 days ago · 54 km deep · 37 km away
  44. 1.643 km S of Adak, Alaska · 1102 days ago · 33 km deep · 82 km away
  45. 3.7129 km W of Adak, Alaska · 1102 days ago · 147 km deep · 87 km away
  46. 3.251 km S of Adak, Alaska · 1102 days ago · 10 km deep · 72 km away
  47. 1.761 km SW of Adak, Alaska · 1101 days ago · 44 km deep · 35 km away
  48. 2.7127 km WSW of Adak, Alaska · 1101 days ago · 10 km deep · 47 km away
  49. 1.8134 km W of Adak, Alaska · 1101 days ago · 13 km deep · 68 km away
  50. 1.678 km SSE of Adak, Alaska · 1101 days ago · 20 km deep · 96 km away
  51. 1.8128 km WSW of Adak, Alaska · 1101 days ago · 15 km deep · 40 km away
  52. 1.5116 km WSW of Adak, Alaska · 1101 days ago · 51 km deep · 36 km away
  53. 1.668 km S of Adak, Alaska · 1100 days ago · 19 km deep · 92 km away
  54. 1.8181 km WSW of Adak, Alaska · 1100 days ago · 56 km deep · 99 km away
  55. 1.869 km SSE of Adak, Alaska · 1100 days ago · 20 km deep · 99 km away
  56. 1.8116 km SW of Adak, Alaska · 1100 days ago · 13 km deep · 21 km away
  57. 2.2122 km W of Adak, Alaska · 1100 days ago · 14 km deep · 72 km away
  58. 1.675 km SW of Adak, Alaska · 1099 days ago · 45 km deep · 21 km away
  59. 3.072 km SSW of Adak, Alaska · 1099 days ago · 35 km deep · 43 km away
  60. 2.780 km SSE of Adak, Alaska · 1099 days ago · 35 km deep · 99 km away

The first 60 of at least 199.

Before

  1. 1.6136 km WSW of Adak, Alaska · 1115 days ago · 26 km deep · 48 km away
  2. 1.672 km SW of Adak, Alaska · 1115 days ago · 39 km deep · 33 km away
  3. 2.6112 km SW of Adak, Alaska · 1116 days ago · 35 km deep · 22 km away
  4. 2.8185 km WSW of Adak, Alaska · 1116 days ago · 35 km deep · 92 km away
  5. 2.0155 km WSW of Adak, Alaska · 1116 days ago · 25 km deep · 65 km away
  6. 1.7145 km WSW of Adak, Alaska · 1116 days ago · 23 km deep · 53 km away
  7. 1.9145 km WSW of Adak, Alaska · 1116 days ago · 25 km deep · 54 km away
  8. 2.789 km SW of Adak, Alaska · 1117 days ago · 35 km deep · 6 km away
  9. 1.689 km WSW of Adak, Alaska · 1117 days ago · 25 km deep · 21 km away
  10. 2.168 km SW of Adak, Alaska · 1117 days ago · 32 km deep · 29 km away
  11. 1.941 km S of Adak, Alaska · 1117 days ago · 44 km deep · 78 km away
  12. 1.828 km SSE of Adak, Alaska · 1118 days ago · 46 km deep · 95 km away
  13. 1.9114 km WSW of Adak, Alaska · 1118 days ago · 39 km deep · 27 km away
  14. 1.679 km W of Adak, Alaska · 1118 days ago · -2 km deep · 55 km away
  15. 2.1101 km W of Adak, Alaska · 1119 days ago · 84 km deep · 70 km away
  16. 1.7132 km WSW of Adak, Alaska · 1119 days ago · 11 km deep · 54 km away
  17. 1.621 km S of Adak, Alaska · 1119 days ago · 65 km deep · 82 km away
  18. 1.546 km SSW of Adak, Alaska · 1119 days ago · 42 km deep · 57 km away
  19. 1.9136 km WSW of Adak, Alaska · 1119 days ago · 23 km deep · 41 km away
  20. 1.719 km WSW of Adak, Alaska · 1119 days ago · 77 km deep · 78 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000laxk (also filed as ak023bpsfz6m). Read Thu, Oct 1, 2026, 1:54 AM UTC.