Alaska earthquakes

M1.8 earthquake 81 km SSW of Unalaska, Alaska

A magnitude 1.8 earthquake struck 81 km SSW of Unalaska, Alaska on Tue, Sep 24, 2024, 2:31 PM AKDT (22:31 UTC), 26 km (16 mi) below the surface.

A larger quake followed: M5.4 85 km SSW 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
1.8 (ml), micro
Local time
UTC
2024-09-24 22:31:01 UTC
Depth
25.5 km (15.8 mi), shallow
Epicenter
53.166° N, 166.869° 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
22

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 192 in the 60 days after this one and 72 in the 30 days before it.

After

  1. 1.773 km SE of Unalaska, Alaska · 733 days ago · 26 km deep · 87 km away
  2. 1.880 km S of Unalaska, Alaska · 732 days ago · 26 km deep · 13 km away
  3. 1.924 km SSE of Unalaska, Alaska · 732 days ago · 75 km deep · 66 km away
  4. 1.883 km SSW of Unalaska, Alaska · 731 days ago · 26 km deep · 6 km away
  5. 1.8101 km E of Nikolski, Alaska · 731 days ago · 20 km deep · 37 km away
  6. 3.470 km S of Unalaska, Alaska · 731 days ago · 35 km deep · 13 km away
  7. 2.014 km ENE of Dutch Harbor, Alaska · 731 days ago · 77 km deep · 92 km away
  8. 1.972 km S of Unalaska, Alaska · 731 days ago · 43 km deep · 11 km away
  9. 2.171 km E of Nikolski, Alaska · 731 days ago · 57 km deep · 67 km away
  10. 2.764 km SE of Unalaska, Alaska · 730 days ago · 35 km deep · 65 km away
  11. 1.941 km SW of Unalaska, Alaska · 730 days ago · 69 km deep · 45 km away
  12. 3.687 km E of Nikolski, Alaska · 728 days ago · 35 km deep · 49 km away
  13. 2.676 km S of Unalaska, Alaska · 728 days ago · 35 km deep · 12 km away
  14. 1.854 km SE of Unalaska, Alaska · 728 days ago · 52 km deep · 65 km away
  15. 4.074 km S of Unalaska, Alaska · 728 days ago · 42 km deep · 11 km away
  16. 1.771 km S of Unalaska, Alaska · 728 days ago · 49 km deep · 13 km away
  17. 1.767 km SE of Unalaska, Alaska · 728 days ago · 21 km deep · 79 km away
  18. 1.860 km SE of Unalaska, Alaska · 728 days ago · 46 km deep · 68 km away
  19. 1.865 km SW of Unalaska, Alaska · 727 days ago · 69 km deep · 30 km away
  20. 2.1137 km ESE of Nikolski, Alaska · 727 days ago · 26 km deep · 69 km away
  21. 2.688 km S of Unalaska, Alaska · 727 days ago · 35 km deep · 10 km away
  22. 1.876 km SSE of Unalaska, Alaska · 726 days ago · 21 km deep · 63 km away
  23. 3.0161 km S of Unalaska, Alaska · 726 days ago · 35 km deep · 85 km away
  24. 2.1133 km S of Unalaska, Alaska · 726 days ago · 10 km deep · 55 km away
  25. 3.675 km ESE of Nikolski, Alaska · 724 days ago · 50 km deep · 75 km away
  26. 4.688 km SSW of Unalaska, Alaska · 724 days ago · 47 km deep · 10 km away
  27. 5.485 km SSW of Unalaska, Alaska · 724 days ago · 41 km deep · 13 km away · felt by 6 · tsunami flag
  28. 3.494 km SSW of Unalaska, Alaska · 724 days ago · 35 km deep · 13 km away
  29. 2.089 km SSW of Unalaska, Alaska · 724 days ago · 34 km deep · 11 km away
  30. 2.188 km SSW of Unalaska, Alaska · 724 days ago · 21 km deep · 13 km away
  31. 2.089 km SSW of Unalaska, Alaska · 724 days ago · 38 km deep · 13 km away
  32. 2.186 km SSW of Unalaska, Alaska · 724 days ago · 35 km deep · 15 km away
  33. 2.891 km SSW of Unalaska, Alaska · 724 days ago · 35 km deep · 11 km away
  34. 1.887 km SSW of Unalaska, Alaska · 724 days ago · 13 km deep · 13 km away
  35. 1.984 km SSW of Unalaska, Alaska · 724 days ago · 41 km deep · 11 km away
  36. 2.286 km SSW of Unalaska, Alaska · 724 days ago · 26 km deep · 7 km away
  37. 2.189 km SSW of Unalaska, Alaska · 724 days ago · 35 km deep · 12 km away
  38. 2.789 km SSW of Unalaska, Alaska · 724 days ago · 35 km deep · 8 km away
  39. 2.188 km SSW of Unalaska, Alaska · 723 days ago · 26 km deep · 8 km away
  40. 2.188 km SSW of Unalaska, Alaska · 723 days ago · 26 km deep · 7 km away
  41. 2.890 km SSW of Unalaska, Alaska · 723 days ago · 32 km deep · 10 km away
  42. 2.189 km SSW of Unalaska, Alaska · 723 days ago · 33 km deep · 9 km away
  43. 4.483 km SSW of Unalaska, Alaska · 723 days ago · 51 km deep · 11 km away
  44. 2.6100 km SSW of Unalaska, Alaska · 723 days ago · 35 km deep · 18 km away
  45. 2.187 km SSW of Unalaska, Alaska · 723 days ago · 32 km deep · 9 km away
  46. 4.188 km SSW of Unalaska, Alaska · 723 days ago · 50 km deep · 8 km away · felt by 2
  47. 2.792 km SSW of Unalaska, Alaska · 723 days ago · 35 km deep · 10 km away
  48. 4.287 km SSW of Unalaska, Alaska · 723 days ago · 35 km deep · 7 km away
  49. 3.486 km SSW of Unalaska, Alaska · 723 days ago · 35 km deep · 8 km away
  50. 4.877 km SSW of Unalaska, Alaska · 723 days ago · 56 km deep · 20 km away · felt by 3
  51. 4.578 km SSW of Unalaska, Alaska · 723 days ago · 52 km deep · 14 km away · felt by 1
  52. 4.380 km SSW of Unalaska, Alaska · 723 days ago · 55 km deep · 18 km away
  53. 2.190 km SSW of Unalaska, Alaska · 723 days ago · 26 km deep · 11 km away
  54. 2.587 km SE of Unalaska, Alaska · 723 days ago · 35 km deep · 72 km away
  55. 3.588 km SSW of Unalaska, Alaska · 722 days ago · 35 km deep · 7 km away
  56. 2.7108 km S of Unalaska, Alaska · 722 days ago · 10 km deep · 28 km away
  57. 2.664 km SSW of Unalaska, Alaska · 722 days ago · 71 km deep · 21 km away
  58. 2.087 km SSW of Unalaska, Alaska · 722 days ago · 25 km deep · 8 km away
  59. 2.087 km SSW of Unalaska, Alaska · 721 days ago · 20 km deep · 9 km away
  60. 2.798 km SSW of Unalaska, Alaska · 721 days ago · 35 km deep · 17 km away

The first 60 of 192.

Before

  1. 1.869 km SE of Unalaska, Alaska · 735 days ago · 22 km deep · 72 km away
  2. 1.650 km SE of Unalaska, Alaska · 735 days ago · 22 km deep · 77 km away
  3. 2.187 km S of Unalaska, Alaska · 736 days ago · 26 km deep · 9 km away
  4. 1.918 km ESE of Unalaska, Alaska · 736 days ago · 78 km deep · 84 km away
  5. 1.647 km SW of Unalaska, Alaska · 736 days ago · 18 km deep · 51 km away
  6. 1.749 km SE of Unalaska, Alaska · 736 days ago · 49 km deep · 69 km away
  7. 3.755 km SE of Unalaska, Alaska · 736 days ago · 61 km deep · 74 km away
  8. 2.061 km SW of Unalaska, Alaska · 737 days ago · 80 km deep · 40 km away
  9. 1.9101 km E of Nikolski, Alaska · 737 days ago · 26 km deep · 46 km away
  10. 2.153 km SW of Unalaska, Alaska · 738 days ago · 65 km deep · 37 km away
  11. 1.814 km WSW of Unalaska, Alaska · 738 days ago · 78 km deep · 73 km away
  12. 1.752 km SW of Unalaska, Alaska · 739 days ago · 14 km deep · 48 km away
  13. 2.183 km SSE of Unalaska, Alaska · 739 days ago · 17 km deep · 59 km away
  14. 2.958 km SSW of Unalaska, Alaska · 740 days ago · 10 km deep · 31 km away
  15. 3.0158 km S of Unalaska, Alaska · 741 days ago · 10 km deep · 91 km away
  16. 2.066 km S of Akutan, Alaska · 741 days ago · 4 km deep · 94 km away
  17. 3.7155 km S of Unalaska, Alaska · 741 days ago · 10 km deep · 87 km away
  18. 2.155 km SSE of Unalaska, Alaska · 742 days ago · 39 km deep · 55 km away
  19. 2.050 km SW of Unalaska, Alaska · 743 days ago · 74 km deep · 40 km away
  20. 1.848 km ESE of Nikolski, Alaska · 743 days ago · 38 km deep · 96 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak024cblb6z0. Read Tue, Sep 29, 2026, 4:17 AM UTC.