Alaska earthquakes

M1.9 earthquake 82 km SSW of Unalaska, Alaska

A magnitude 1.9 earthquake struck 82 km SSW of Unalaska, Alaska on Thu, Sep 7, 2023, 10:14 PM AKDT (06:14 UTC), 29 km (18 mi) below the surface.

A larger quake followed: M4.3 96 km S of Unalaska, Alaska. This one was a foreshock.

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Map

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
Alaska Earthquake Center
Local time
UTC
2023-09-08 06:14:42 UTC
Depth
28.5 km (17.7 mi), shallow
Epicenter
53.154° N, 166.833° 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.

Stations used
18

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 117 in the 60 days after this one and 61 in the 30 days before it.

After

  1. 1.989 km SSW of Unalaska, Alaska · 1120 days ago · 26 km deep · 18 km away
  2. 1.96 km NNW of Dutch Harbor, Alaska · 1120 days ago · 10 km deep · 89 km away
  3. 1.579 km SW of Unalaska, Alaska · 1120 days ago · 20 km deep · 38 km away
  4. 1.675 km SW of Unalaska, Alaska · 1119 days ago · 26 km deep · 38 km away
  5. 3.664 km E of Nikolski, Alaska · 1119 days ago · 35 km deep · 76 km away
  6. 2.152 km S of Unalaska, Alaska · 1117 days ago · 56 km deep · 34 km away
  7. 1.5Fox Islands, Aleutian Islands, Alaska · 1117 days ago · 13 km deep · 33 km away
  8. 2.587 km SW of Unalaska, Alaska · 1117 days ago · 34 km deep · 49 km away
  9. 1.880 km SSW of Unalaska, Alaska · 1116 days ago · 56 km deep · 28 km away
  10. 2.146 km ENE of Nikolski, Alaska · 1115 days ago · 102 km deep · 93 km away
  11. 2.179 km SSE of Akutan, Alaska · 1115 days ago · 37 km deep · 92 km away
  12. 1.9Fox Islands, Aleutian Islands, Alaska · 1115 days ago · 19 km deep · 57 km away
  13. 1.8103 km E of Nikolski, Alaska · 1115 days ago · 31 km deep · 47 km away
  14. 2.0101 km E of Nikolski, Alaska · 1115 days ago · 32 km deep · 39 km away
  15. 2.793 km ENE of Nikolski, Alaska · 1115 days ago · 64 km deep · 45 km away
  16. 1.684 km SSW of Unalaska, Alaska · 1114 days ago · 26 km deep · 6 km away
  17. 2.886 km SSW of Unalaska, Alaska · 1114 days ago · 35 km deep · 4 km away
  18. 2.132 km W of Dutch Harbor, Alaska · 1114 days ago · 114 km deep · 82 km away
  19. 1.899 km E of Nikolski, Alaska · 1114 days ago · 39 km deep · 39 km away
  20. 2.041 km SSW of Unalaska, Alaska · 1113 days ago · 66 km deep · 41 km away
  21. 1.749 km SW of Unalaska, Alaska · 1113 days ago · 20 km deep · 50 km away
  22. 2.739 km WSW of Dutch Harbor, Alaska · 1113 days ago · 115 km deep · 74 km away
  23. 3.192 km SW of Unalaska, Alaska · 1113 days ago · 66 km deep · 47 km away
  24. 1.978 km SSW of Unalaska, Alaska · 1113 days ago · 52 km deep · 20 km away
  25. 1.874 km WSW of Unalaska, Alaska · 1112 days ago · 7 km deep · 78 km away
  26. 1.652 km SW of Unalaska, Alaska · 1111 days ago · 13 km deep · 51 km away
  27. 1.7Fox Islands, Aleutian Islands, Alaska · 1110 days ago · 13 km deep · 40 km away
  28. 2.586 km S of Unalaska, Alaska · 1110 days ago · 35 km deep · 12 km away
  29. 2.584 km SSE of Akutan, Alaska · 1109 days ago · 35 km deep · 100 km away
  30. 2.670 km SE of Unalaska, Alaska · 1109 days ago · 35 km deep · 78 km away
  31. 2.539 km SW of Unalaska, Alaska · 1109 days ago · 80 km deep · 58 km away
  32. 2.5129 km S of Unalaska, Alaska · 1107 days ago · 10 km deep · 50 km away
  33. 1.773 km WSW of Unalaska, Alaska · 1107 days ago · 13 km deep · 72 km away
  34. 2.3Fox Islands, Aleutian Islands, Alaska · 1107 days ago · 52 km deep · 46 km away
  35. 2.329 km S of Unalaska, Alaska · 1106 days ago · 69 km deep · 53 km away
  36. 1.5Fox Islands, Aleutian Islands, Alaska · 1106 days ago · 19 km deep · 54 km away
  37. 2.998 km SE of Unalaska, Alaska · 1104 days ago · 35 km deep · 77 km away
  38. 2.952 km SW of Unalaska, Alaska · 1103 days ago · 25 km deep · 45 km away
  39. 2.159 km SSE of Unalaska, Alaska · 1103 days ago · 42 km deep · 60 km away
  40. 2.0118 km S of Unalaska, Alaska · 1103 days ago · 1 km deep · 38 km away
  41. 1.9125 km S of Unalaska, Alaska · 1103 days ago · 1 km deep · 45 km away
  42. 1.9131 km S of Unalaska, Alaska · 1103 days ago · 9 km deep · 53 km away
  43. 1.771 km SE of Unalaska, Alaska · 1102 days ago · 24 km deep · 80 km away
  44. 3.388 km SSW of Unalaska, Alaska · 1102 days ago · 35 km deep · 8 km away
  45. 1.665 km SE of Unalaska, Alaska · 1102 days ago · 23 km deep · 86 km away
  46. 1.774 km S of Akutan, Alaska · 1102 days ago · 25 km deep · 89 km away
  47. 1.732 km SSE of Unalaska, Alaska · 1102 days ago · 70 km deep · 65 km away
  48. 1.770 km S of Akutan, Alaska · 1102 days ago · 38 km deep · 90 km away
  49. 1.687 km SSW of Unalaska, Alaska · 1101 days ago · 34 km deep · 17 km away
  50. 1.678 km SE of Unalaska, Alaska · 1101 days ago · 14 km deep · 68 km away
  51. 1.968 km SE of Unalaska, Alaska · 1101 days ago · 39 km deep · 76 km away
  52. 1.671 km SE of Unalaska, Alaska · 1101 days ago · 26 km deep · 77 km away
  53. 1.671 km SE of Unalaska, Alaska · 1101 days ago · 22 km deep · 79 km away
  54. 1.758 km ENE of Nikolski, Alaska · 1101 days ago · 10 km deep · 80 km away
  55. 1.676 km SE of Unalaska, Alaska · 1101 days ago · 15 km deep · 80 km away
  56. 2.174 km SW of Unalaska, Alaska · 1100 days ago · 13 km deep · 51 km away
  57. 1.83 km SE of Unalaska, Alaska · 1100 days ago · 5 km deep · 81 km away
  58. 1.6Fox Islands, Aleutian Islands, Alaska · 1100 days ago · 33 km deep · 12 km away
  59. 1.950 km S of Akutan, Alaska · 1099 days ago · 59 km deep · 89 km away
  60. 2.964 km ESE of Nikolski, Alaska · 1097 days ago · 35 km deep · 84 km away

The first 60 of 117.

Before

  1. 2.793 km E of Nikolski, Alaska · 1120 days ago · 51 km deep · 58 km away
  2. 2.0125 km ESE of Nikolski, Alaska · 1121 days ago · 19 km deep · 50 km away
  3. 1.662 km S of Akutan, Alaska · 1121 days ago · 60 km deep · 88 km away
  4. 1.9118 km S of Unalaska, Alaska · 1121 days ago · 15 km deep · 37 km away
  5. 1.679 km E of Nikolski, Alaska · 1121 days ago · 55 km deep · 60 km away
  6. 1.576 km S of Unalaska, Alaska · 1121 days ago · 23 km deep · 10 km away
  7. 1.65 km N of Dutch Harbor, Alaska · 1121 days ago · 9 km deep · 89 km away
  8. 2.2132 km ESE of Nikolski, Alaska · 1121 days ago · 10 km deep · 56 km away
  9. 1.678 km S of Unalaska, Alaska · 1121 days ago · 26 km deep · 8 km away
  10. 1.577 km WSW of Unalaska, Alaska · 1121 days ago · 13 km deep · 65 km away
  11. 2.3138 km ESE of Nikolski, Alaska · 1122 days ago · 13 km deep · 87 km away
  12. 1.893 km E of Nikolski, Alaska · 1122 days ago · 53 km deep · 53 km away
  13. 3.295 km E of Nikolski, Alaska · 1122 days ago · 35 km deep · 58 km away
  14. 1.9Fox Islands, Aleutian Islands, Alaska · 1122 days ago · 67 km deep · 83 km away
  15. 1.9120 km SSE of Unalaska, Alaska · 1123 days ago · 24 km deep · 82 km away
  16. 2.349 km E of Nikolski, Alaska · 1124 days ago · 36 km deep · 88 km away
  17. 2.655 km SE of Unalaska, Alaska · 1124 days ago · 35 km deep · 75 km away
  18. 2.124 km SSE of Unalaska, Alaska · 1125 days ago · 79 km deep · 63 km away
  19. 3.067 km SE of Unalaska, Alaska · 1128 days ago · 35 km deep · 76 km away
  20. 3.146 km ESE of Unalaska, Alaska · 1129 days ago · 60 km deep · 89 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak023bj7jsug. Read Thu, Oct 1, 2026, 11:11 PM UTC.