Alaska earthquakes

M1.9 earthquake 31 km ESE of Unalaska, Alaska

A magnitude 1.9 earthquake struck 31 km ESE of Unalaska, Alaska on Thu, Jun 29, 2023, 8:40 AM AKDT (16:40 UTC), 79 km (49 mi) below the surface.

A larger quake followed: M4.5 93 km S of Unalaska, Alaska. This one was a foreshock.

Unalaska forecastMore in Alaska

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
2023-06-29 16:40:44 UTC
Depth
78.9 km (49.0 mi), intermediate-depth
Epicenter
53.740° N, 166.110° 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
23

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 160 in the 60 days after this one and 65 in the 30 days before it.

After

  1. 3.486 km SSW of Unalaska, Alaska · 1190 days ago · 35 km deep · 84 km away
  2. 1.720 km SSW of Unalaska, Alaska · 1189 days ago · 78 km deep · 37 km away
  3. 2.282 km SSW of Unalaska, Alaska · 1189 days ago · 26 km deep · 82 km away
  4. 2.685 km SE of Akutan, Alaska · 1189 days ago · 30 km deep · 88 km away
  5. 1.790 km SSW of Unalaska, Alaska · 1189 days ago · 19 km deep · 88 km away
  6. 2.927 km ESE of Unalaska, Alaska · 1187 days ago · 82 km deep · 5 km away
  7. 2.143 km SW of Unalaska, Alaska · 1186 days ago · 13 km deep · 64 km away
  8. 3.768 km SSE of Unalaska, Alaska · 1186 days ago · 52 km deep · 48 km away
  9. 1.790 km SSW of Unalaska, Alaska · 1186 days ago · 49 km deep · 94 km away
  10. 1.830 km NW of Akutan, Alaska · 1186 days ago · 28 km deep · 69 km away
  11. 2.154 km SSE of Akutan, Alaska · 1184 days ago · 52 km deep · 39 km away
  12. 2.878 km SSE of Akutan, Alaska · 1184 days ago · 35 km deep · 61 km away
  13. 1.9Fox Islands, Aleutian Islands, Alaska · 1184 days ago · 25 km deep · 61 km away
  14. 3.835 km SW of Unalaska, Alaska · 1183 days ago · 78 km deep · 51 km away
  15. 1.654 km S of Akutan, Alaska · 1183 days ago · 51 km deep · 26 km away
  16. 1.721 km E of Akutan, Alaska · 1183 days ago · 70 km deep · 63 km away
  17. 1.993 km SE of Akutan, Alaska · 1183 days ago · 17 km deep · 83 km away
  18. 3.478 km S of Unalaska, Alaska · 1183 days ago · 35 km deep · 74 km away
  19. 1.979 km SSW of Unalaska, Alaska · 1181 days ago · 47 km deep · 80 km away
  20. 2.991 km SE of Akutan, Alaska · 1181 days ago · 35 km deep · 91 km away
  21. 1.819 km SE of Unalaska, Alaska · 1181 days ago · 73 km deep · 15 km away
  22. 2.273 km SSE of Akutan, Alaska · 1180 days ago · 57 km deep · 59 km away
  23. 2.079 km SSW of Unalaska, Alaska · 1180 days ago · 43 km deep · 79 km away
  24. 2.669 km SE of Akutan, Alaska · 1180 days ago · 35 km deep · 68 km away
  25. 1.872 km SW of Unalaska, Alaska · 1180 days ago · 7 km deep · 91 km away
  26. 2.697 km SE of Akutan, Alaska · 1180 days ago · 35 km deep · 89 km away
  27. 1.973 km SE of Unalaska, Alaska · 1179 days ago · 25 km deep · 43 km away
  28. 1.9Fox Islands, Aleutian Islands, Alaska · 1179 days ago · 26 km deep · 41 km away
  29. 2.970 km SE of Unalaska, Alaska · 1179 days ago · 26 km deep · 41 km away
  30. 1.577 km SW of Unalaska, Alaska · 1178 days ago · 22 km deep · 91 km away
  31. 1.673 km SSE of Unalaska, Alaska · 1178 days ago · 26 km deep · 52 km away
  32. 1.539 km WSW of Unalaska, Alaska · 1178 days ago · 12 km deep · 65 km away
  33. 1.663 km SE of Unalaska, Alaska · 1178 days ago · 23 km deep · 34 km away
  34. 1.668 km ESE of Akutan, Alaska · 1177 days ago · 41 km deep · 81 km away
  35. 1.987 km SSW of Unalaska, Alaska · 1176 days ago · 35 km deep · 89 km away
  36. 3.167 km S of Unalaska, Alaska · 1175 days ago · 35 km deep · 56 km away
  37. 2.5Fox Islands, Aleutian Islands, Alaska · 1175 days ago · 76 km deep · 20 km away
  38. 1.631 km SSE of Unalaska, Alaska · 1175 days ago · 30 km deep · 20 km away
  39. 2.070 km SW of Unalaska, Alaska · 1175 days ago · 70 km deep · 89 km away
  40. 1.895 km SE of Akutan, Alaska · 1175 days ago · 19 km deep · 99 km away
  41. 1.762 km SSW of Unalaska, Alaska · 1174 days ago · 84 km deep · 66 km away
  42. 1.836 km S of Akutan, Alaska · 1174 days ago · 62 km deep · 28 km away
  43. 2.591 km SE of Unalaska, Alaska · 1174 days ago · 35 km deep · 65 km away
  44. 2.124 km ESE of Unalaska, Alaska · 1173 days ago · 76 km deep · 7 km away
  45. 3.491 km ESE of Akutan, Alaska · 1173 days ago · 31 km deep · 99 km away
  46. 3.556 km SSE of Unalaska, Alaska · 1172 days ago · 38 km deep · 34 km away
  47. 1.640 km SSE of Unalaska, Alaska · 1172 days ago · 67 km deep · 29 km away
  48. 3.083 km SSE of Akutan, Alaska · 1172 days ago · 30 km deep · 67 km away
  49. 3.172 km SW of Unalaska, Alaska · 1172 days ago · 74 km deep · 90 km away
  50. 1.971 km SSE of Akutan, Alaska · 1171 days ago · 60 km deep · 59 km away
  51. 1.784 km SSW of Unalaska, Alaska · 1169 days ago · 22 km deep · 83 km away
  52. 2.084 km SE of Akutan, Alaska · 1169 days ago · 26 km deep · 82 km away
  53. 1.95 km NNE of Akutan, Alaska · 1168 days ago · 105 km deep · 54 km away
  54. 1.987 km SE of Akutan, Alaska · 1168 days ago · 26 km deep · 93 km away
  55. 1.870 km S of Akutan, Alaska · 1167 days ago · 24 km deep · 43 km away
  56. 3.080 km S of Unalaska, Alaska · 1167 days ago · 35 km deep · 76 km away
  57. 1.844 km SSW of Unalaska, Alaska · 1166 days ago · 62 km deep · 56 km away
  58. 1.678 km SE of Akutan, Alaska · 1166 days ago · 40 km deep · 73 km away
  59. 2.356 km W of Dutch Harbor, Alaska · 1165 days ago · 144 km deep · 87 km away
  60. 1.549 km SE of Unalaska, Alaska · 1165 days ago · 39 km deep · 22 km away

The first 60 of 160.

Before

  1. 1.977 km SW of Unalaska, Alaska · 1191 days ago · 13 km deep · 89 km away
  2. 1.971 km SE of Unalaska, Alaska · 1191 days ago · 18 km deep · 42 km away
  3. 2.275 km S of Unalaska, Alaska · 1191 days ago · 56 km deep · 73 km away
  4. 2.884 km SSW of Unalaska, Alaska · 1191 days ago · 25 km deep · 82 km away
  5. 2.281 km SSW of Unalaska, Alaska · 1191 days ago · 23 km deep · 81 km away
  6. 2.484 km SSW of Unalaska, Alaska · 1192 days ago · 22 km deep · 83 km away
  7. 2.182 km SSW of Unalaska, Alaska · 1192 days ago · 26 km deep · 81 km away
  8. 1.956 km SE of Unalaska, Alaska · 1193 days ago · 51 km deep · 27 km away
  9. 1.576 km WSW of Unalaska, Alaska · 1193 days ago · 26 km deep · 99 km away
  10. 1.861 km SE of Unalaska, Alaska · 1195 days ago · 35 km deep · 35 km away
  11. 2.271 km S of Unalaska, Alaska · 1196 days ago · 40 km deep · 68 km away
  12. 1.6Fox Islands, Aleutian Islands, Alaska · 1196 days ago · 29 km deep · 62 km away
  13. 2.179 km SW of Unalaska, Alaska · 1197 days ago · 13 km deep · 93 km away
  14. 1.6Fox Islands, Aleutian Islands, Alaska · 1197 days ago · 10 km deep · 66 km away
  15. 1.9127 km SE of Unalaska, Alaska · 1197 days ago · 32 km deep · 99 km away
  16. 1.8Fox Islands, Aleutian Islands, Alaska · 1198 days ago · 18 km deep · 75 km away
  17. 1.549 km SW of Unalaska, Alaska · 1198 days ago · 19 km deep · 67 km away
  18. 1.770 km E of Akutan, Alaska · 1198 days ago · 63 km deep · 96 km away
  19. 1.578 km SSW of Unalaska, Alaska · 1198 days ago · 37 km deep · 79 km away
  20. 2.1101 km SSE of Akutan, Alaska · 1199 days ago · 16 km deep · 84 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak02389yi2n3. Read Thu, Oct 1, 2026, 11:19 AM UTC.