Alaska earthquakes

M1.5 earthquake 62 km SE of Adak, Alaska

A magnitude 1.5 earthquake struck 62 km SE of Adak, Alaska on Sat, May 20, 2023, 11:23 AM HADT (20:23 UTC), 25 km (15 mi) below the surface.

A larger quake followed: M4.5 34 km SSW 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
1.5 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2023-05-20 20:23:38 UTC
Depth
24.5 km (15.2 mi), shallow
Epicenter
51.443° N, 176.045° 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
21

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 81 in the 30 days before it.

After

  1. 1.771 km WSW of Atka, Alaska · 1233 days ago · 46 km deep · 81 km away
  2. 1.846 km SSE of Adak, Alaska · 1233 days ago · 34 km deep · 24 km away
  3. 1.541 km SSE of Adak, Alaska · 1233 days ago · 37 km deep · 25 km away
  4. 1.674 km ESE of Adak, Alaska · 1232 days ago · 49 km deep · 34 km away
  5. 1.696 km ESE of Adak, Alaska · 1232 days ago · 51 km deep · 51 km away
  6. 3.231 km SSE of Adak, Alaska · 1232 days ago · 42 km deep · 32 km away
  7. 1.648 km S of Adak, Alaska · 1231 days ago · 17 km deep · 39 km away
  8. 1.652 km ESE of Adak, Alaska · 1231 days ago · 49 km deep · 24 km away
  9. 1.617 km S of Adak, Alaska · 1231 days ago · 13 km deep · 49 km away
  10. 3.255 km ESE of Adak, Alaska · 1230 days ago · 35 km deep · 21 km away
  11. 1.740 km SSE of Adak, Alaska · 1230 days ago · 46 km deep · 26 km away
  12. 1.934 km ESE of Adak, Alaska · 1229 days ago · 54 km deep · 32 km away
  13. 2.684 km SE of Adak, Alaska · 1229 days ago · 35 km deep · 24 km away
  14. 3.358 km SE of Adak, Alaska · 1229 days ago · 42 km deep · 10 km away
  15. 1.853 km SW of Adak, Alaska · 1229 days ago · 35 km deep · 72 km away
  16. 1.750 km SSE of Adak, Alaska · 1229 days ago · 34 km deep · 23 km away
  17. 1.657 km SE of Adak, Alaska · 1229 days ago · 7 km deep · 10 km away
  18. 3.542 km S of Adak, Alaska · 1229 days ago · 35 km deep · 44 km away
  19. 1.736 km SSW of Adak, Alaska · 1228 days ago · 62 km deep · 56 km away
  20. 1.964 km SSE of Adak, Alaska · 1228 days ago · 21 km deep · 14 km away
  21. 1.762 km S of Adak, Alaska · 1228 days ago · 22 km deep · 35 km away
  22. 1.961 km SE of Adak, Alaska · 1228 days ago · 22 km deep · 5 km away
  23. 1.944 km SSE of Adak, Alaska · 1227 days ago · 36 km deep · 27 km away
  24. 1.957 km SSE of Adak, Alaska · 1227 days ago · 18 km deep · 9 km away
  25. 1.943 km SW of Adak, Alaska · 1227 days ago · 40 km deep · 68 km away
  26. 3.555 km SW of Adak, Alaska · 1227 days ago · 35 km deep · 73 km away
  27. 2.7Andreanof Islands, Aleutian Islands, Alaska · 1226 days ago · 35 km deep · 5 km away
  28. 3.366 km SE of Adak, Alaska · 1226 days ago · 35 km deep · 8 km away
  29. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1226 days ago · 61 km deep · 58 km away
  30. 1.758 km SW of Adak, Alaska · 1225 days ago · 40 km deep · 82 km away
  31. 1.5Andreanof Islands, Aleutian Islands, Alaska · 1225 days ago · 32 km deep · 26 km away
  32. 3.8Andreanof Islands, Aleutian Islands, Alaska · 1224 days ago · 47 km deep · 4 km away
  33. 1.641 km S of Adak, Alaska · 1224 days ago · 35 km deep · 37 km away
  34. 1.873 km E of Adak, Alaska · 1224 days ago · 21 km deep · 49 km away
  35. 1.541 km SSE of Adak, Alaska · 1224 days ago · 30 km deep · 25 km away
  36. 1.659 km SSW of Adak, Alaska · 1223 days ago · 25 km deep · 71 km away
  37. 1.542 km SSE of Adak, Alaska · 1223 days ago · 29 km deep · 25 km away
  38. 1.654 km SE of Adak, Alaska · 1223 days ago · 23 km deep · 8 km away
  39. 1.765 km SE of Adak, Alaska · 1223 days ago · 22 km deep · 7 km away
  40. 1.955 km NE of Adak, Alaska · 1223 days ago · 129 km deep · 89 km away
  41. 2.427 km N of Adak, Alaska · 1223 days ago · 205 km deep · 86 km away
  42. 2.772 km SSW of Adak, Alaska · 1222 days ago · 35 km deep · 70 km away
  43. 2.8Andreanof Islands, Aleutian Islands, Alaska · 1222 days ago · 72 km deep · 70 km away
  44. 1.984 km SW of Atka, Alaska · 1222 days ago · 26 km deep · 79 km away
  45. 3.174 km SSW of Adak, Alaska · 1222 days ago · 40 km deep · 76 km away
  46. 2.1Andreanof Islands, Aleutian Islands, Alaska · 1222 days ago · 101 km deep · 59 km away
  47. 2.966 km SW of Adak, Alaska · 1221 days ago · 34 km deep · 93 km away
  48. 3.862 km SSW of Adak, Alaska · 1221 days ago · 35 km deep · 72 km away
  49. 1.812 km WSW of Adak, Alaska · 1221 days ago · 71 km deep · 66 km away
  50. 4.164 km SSW of Adak, Alaska · 1220 days ago · 10 km deep · 67 km away
  51. 3.228 km S of Adak, Alaska · 1220 days ago · 75 km deep · 42 km away
  52. 2.8113 km SW of Atka, Alaska · 1219 days ago · 35 km deep · 59 km away
  53. 3.5Andreanof Islands, Aleutian Islands, Alaska · 1219 days ago · 96 km deep · 94 km away
  54. 3.833 km SSW of Adak, Alaska · 1219 days ago · 30 km deep · 53 km away
  55. 2.273 km ENE of Adak, Alaska · 1218 days ago · 92 km deep · 77 km away
  56. 1.839 km S of Adak, Alaska · 1218 days ago · 29 km deep · 38 km away
  57. 1.934 km WSW of Adak, Alaska · 1218 days ago · 8 km deep · 78 km away
  58. 4.064 km SE of Adak, Alaska · 1217 days ago · 35 km deep · 8 km away
  59. 1.871 km SW of Adak, Alaska · 1217 days ago · 44 km deep · 99 km away
  60. 2.071 km SSW of Adak, Alaska · 1216 days ago · 23 km deep · 73 km away

The first 60 of at least 199.

Before

  1. 1.857 km SW of Adak, Alaska · 1234 days ago · 30 km deep · 79 km away
  2. 1.638 km SSE of Adak, Alaska · 1234 days ago · 33 km deep · 27 km away
  3. 1.545 km SSE of Adak, Alaska · 1235 days ago · 13 km deep · 23 km away
  4. 2.845 km SSE of Adak, Alaska · 1235 days ago · 34 km deep · 22 km away
  5. 1.539 km SSE of Adak, Alaska · 1235 days ago · 35 km deep · 26 km away
  6. 1.540 km SSE of Adak, Alaska · 1235 days ago · 32 km deep · 26 km away
  7. 1.735 km SSE of Adak, Alaska · 1235 days ago · 34 km deep · 29 km away
  8. 1.839 km SSE of Adak, Alaska · 1235 days ago · 34 km deep · 26 km away
  9. 1.640 km SSE of Adak, Alaska · 1235 days ago · 33 km deep · 25 km away
  10. 1.842 km SSE of Adak, Alaska · 1235 days ago · 38 km deep · 24 km away
  11. 1.842 km SSE of Adak, Alaska · 1235 days ago · 29 km deep · 25 km away
  12. 4.615 km SE of Adak, Alaska · 1235 days ago · 60 km deep · 48 km away
  13. 1.654 km S of Adak, Alaska · 1236 days ago · 24 km deep · 44 km away
  14. 1.537 km S of Adak, Alaska · 1236 days ago · 27 km deep · 48 km away
  15. 2.768 km SE of Adak, Alaska · 1236 days ago · 35 km deep · 6 km away
  16. 2.959 km S of Adak, Alaska · 1236 days ago · 35 km deep · 52 km away
  17. 1.866 km SSW of Adak, Alaska · 1236 days ago · 13 km deep · 71 km away
  18. 2.755 km S of Adak, Alaska · 1237 days ago · 35 km deep · 34 km away
  19. 2.861 km SE of Adak, Alaska · 1237 days ago · 35 km deep · 5 km away
  20. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1237 days ago · 18 km deep · 6 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0236fva9p7. Read Mon, Oct 5, 2026, 7:54 AM UTC.