Alaska earthquakes

M1.8 earthquake 69 km SE of Adak, Alaska

A magnitude 1.8 earthquake struck 69 km SE of Adak, Alaska on Thu, Aug 3, 2023, 5:21 AM HADT (14:21 UTC), 22 km (14 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
1.8 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2023-08-03 14:21:51 UTC
Depth
21.8 km (13.5 mi), shallow
Epicenter
51.368° N, 176.044° 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
16

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 120 in the 30 days before it.

After

  1. 2.187 km SW of Atka, Alaska · 1154 days ago · 26 km deep · 73 km away
  2. 3.275 km W of Atka, Alaska · 1154 days ago · 123 km deep · 98 km away
  3. 1.960 km S of Adak, Alaska · 1154 days ago · 22 km deep · 41 km away
  4. 2.566 km SE of Adak, Alaska · 1154 days ago · 35 km deep · 23 km away
  5. 1.859 km SE of Adak, Alaska · 1153 days ago · 22 km deep · 15 km away
  6. 1.738 km SSE of Adak, Alaska · 1152 days ago · 34 km deep · 32 km away
  7. 2.763 km SW of Adak, Alaska · 1152 days ago · 33 km deep · 90 km away
  8. 2.9137 km SE of Adak, Alaska · 1152 days ago · 10 km deep · 68 km away
  9. 2.6150 km SSE of Adak, Alaska · 1152 days ago · 10 km deep · 81 km away
  10. 1.634 km SSE of Adak, Alaska · 1151 days ago · 41 km deep · 37 km away
  11. 1.851 km SSE of Adak, Alaska · 1151 days ago · 26 km deep · 20 km away
  12. 1.661 km ESE of Adak, Alaska · 1151 days ago · 35 km deep · 27 km away
  13. 2.057 km SE of Adak, Alaska · 1151 days ago · 23 km deep · 14 km away
  14. 1.877 km W of Atka, Alaska · 1150 days ago · 82 km deep · 99 km away
  15. 1.652 km WSW of Adak, Alaska · 1150 days ago · 67 km deep · 96 km away
  16. 2.454 km E of Adak, Alaska · 1150 days ago · 75 km deep · 52 km away
  17. 1.959 km SSW of Adak, Alaska · 1149 days ago · 45 km deep · 72 km away
  18. 3.0124 km SSW of Atka, Alaska · 1149 days ago · 10 km deep · 66 km away
  19. 1.5Andreanof Islands, Aleutian Islands, Alaska · 1149 days ago · 33 km deep · 32 km away
  20. 3.3Andreanof Islands, Aleutian Islands, Alaska · 1148 days ago · 39 km deep · 58 km away
  21. 1.738 km E of Adak, Alaska · 1148 days ago · 82 km deep · 53 km away
  22. 1.664 km SSW of Adak, Alaska · 1148 days ago · 37 km deep · 70 km away
  23. 3.560 km S of Adak, Alaska · 1147 days ago · 35 km deep · 53 km away
  24. 1.560 km SSE of Adak, Alaska · 1147 days ago · 23 km deep · 11 km away
  25. 1.552 km S of Adak, Alaska · 1147 days ago · 24 km deep · 32 km away
  26. 2.6106 km SE of Adak, Alaska · 1147 days ago · 35 km deep · 39 km away
  27. 2.812 km S of Adak, Alaska · 1147 days ago · 13 km deep · 59 km away
  28. 1.7Andreanof Islands, Aleutian Islands, Alaska · 1147 days ago · 23 km deep · 19 km away
  29. 1.7Andreanof Islands, Aleutian Islands, Alaska · 1147 days ago · 72 km deep · 55 km away
  30. 1.761 km SE of Adak, Alaska · 1146 days ago · 26 km deep · 8 km away
  31. 1.5110 km SW of Atka, Alaska · 1146 days ago · 13 km deep · 64 km away
  32. 1.779 km WSW of Atka, Alaska · 1146 days ago · 35 km deep · 79 km away
  33. 1.568 km SSE of Adak, Alaska · 1146 days ago · 20 km deep · 19 km away
  34. 2.755 km SW of Adak, Alaska · 1146 days ago · 35 km deep · 85 km away
  35. 1.659 km SE of Adak, Alaska · 1146 days ago · 26 km deep · 17 km away
  36. 1.647 km SSW of Adak, Alaska · 1146 days ago · 37 km deep · 57 km away
  37. 2.768 km ENE of Adak, Alaska · 1146 days ago · 216 km deep · 79 km away
  38. 1.544 km SSW of Adak, Alaska · 1145 days ago · 40 km deep · 54 km away
  39. 1.566 km SSE of Adak, Alaska · 1145 days ago · 22 km deep · 24 km away
  40. 1.981 km WSW of Atka, Alaska · 1145 days ago · 70 km deep · 83 km away
  41. 1.563 km SSW of Adak, Alaska · 1145 days ago · 43 km deep · 68 km away
  42. 1.673 km SSW of Adak, Alaska · 1145 days ago · 26 km deep · 75 km away
  43. 1.614 km E of Adak, Alaska · 1144 days ago · 113 km deep · 63 km away
  44. 3.488 km ESE of Adak, Alaska · 1144 days ago · 35 km deep · 48 km away
  45. 1.591 km SW of Atka, Alaska · 1144 days ago · 32 km deep · 71 km away
  46. 1.559 km SE of Adak, Alaska · 1144 days ago · 25 km deep · 16 km away
  47. 2.646 km SSE of Adak, Alaska · 1142 days ago · 37 km deep · 28 km away
  48. 3.176 km SW of Adak, Alaska · 1142 days ago · 35 km deep · 99 km away
  49. 1.966 km SSW of Adak, Alaska · 1142 days ago · 40 km deep · 67 km away
  50. 2.175 km ESE of Adak, Alaska · 1142 days ago · 25 km deep · 34 km away
  51. 1.771 km SW of Atka, Alaska · 1141 days ago · 26 km deep · 87 km away
  52. 2.968 km SE of Adak, Alaska · 1141 days ago · 35 km deep · 2 km away
  53. 1.6Andreanof Islands, Aleutian Islands, Alaska · 1140 days ago · 25 km deep · 16 km away
  54. 1.8Andreanof Islands, Aleutian Islands, Alaska · 1140 days ago · 19 km deep · 4 km away
  55. 1.562 km ESE of Adak, Alaska · 1139 days ago · 59 km deep · 42 km away
  56. 1.8Andreanof Islands, Aleutian Islands, Alaska · 1139 days ago · 25 km deep · 87 km away
  57. 3.669 km SE of Adak, Alaska · 1139 days ago · 35 km deep · 17 km away
  58. 1.6Andreanof Islands, Aleutian Islands, Alaska · 1139 days ago · 14 km deep · 13 km away
  59. 2.458 km E of Adak, Alaska · 1139 days ago · 196 km deep · 56 km away
  60. 1.978 km ESE of Adak, Alaska · 1138 days ago · 26 km deep · 29 km away

The first 60 of at least 199.

Before

  1. 3.285 km SSE of Adak, Alaska · 1156 days ago · 10 km deep · 32 km away
  2. 3.183 km SSE of Adak, Alaska · 1156 days ago · 35 km deep · 29 km away
  3. 2.980 km SSE of Adak, Alaska · 1156 days ago · 35 km deep · 26 km away
  4. 1.768 km SSE of Adak, Alaska · 1157 days ago · 19 km deep · 24 km away
  5. 2.236 km NE of Adak, Alaska · 1157 days ago · 119 km deep · 85 km away
  6. 2.7Andreanof Islands, Aleutian Islands, Alaska · 1157 days ago · 35 km deep · 26 km away
  7. 3.470 km SSE of Adak, Alaska · 1157 days ago · 35 km deep · 26 km away
  8. 3.375 km SSE of Adak, Alaska · 1157 days ago · 35 km deep · 28 km away
  9. 1.873 km SSW of Adak, Alaska · 1157 days ago · 31 km deep · 77 km away
  10. 3.176 km SSE of Adak, Alaska · 1157 days ago · 20 km deep · 27 km away
  11. 1.873 km SSW of Adak, Alaska · 1158 days ago · 27 km deep · 77 km away
  12. 3.975 km SSW of Adak, Alaska · 1158 days ago · 35 km deep · 78 km away
  13. 2.374 km ENE of Adak, Alaska · 1158 days ago · 147 km deep · 97 km away
  14. 1.660 km SE of Adak, Alaska · 1158 days ago · 26 km deep · 17 km away
  15. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1158 days ago · 116 km deep · 84 km away
  16. 1.653 km S of Adak, Alaska · 1158 days ago · 26 km deep · 41 km away
  17. 1.869 km WSW of Atka, Alaska · 1159 days ago · 51 km deep · 88 km away
  18. 1.971 km ESE of Adak, Alaska · 1159 days ago · 32 km deep · 36 km away
  19. 3.758 km SSW of Adak, Alaska · 1159 days ago · 35 km deep · 57 km away
  20. 1.721 km S of Adak, Alaska · 1159 days ago · 60 km deep · 51 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0239vt0amn. Read Thu, Oct 1, 2026, 2:35 AM UTC.