Alaska earthquakes

M1.9 earthquake 54 km ESE of Nikolski, Alaska

A magnitude 1.9 earthquake struck 54 km ESE of Nikolski, Alaska on Tue, Aug 20, 2024, 12:37 AM AKDT (08:37 UTC), 24 km (15 mi) below the surface.

A larger quake followed: M5.4 85 km SSW 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), micro
Local time
UTC
2024-08-20 08:37:38 UTC
Depth
24.3 km (15.1 mi), shallow
Epicenter
52.704° N, 168.159° 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

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 124 in the 60 days after this one and 65 in the 30 days before it.

After

  1. 1.633 km NE of Nikolski, Alaska · 770 days ago · 7 km deep · 56 km away
  2. 1.574 km SW of Unalaska, Alaska · 769 days ago · 22 km deep · 95 km away
  3. 1.647 km ENE of Nikolski, Alaska · 769 days ago · 67 km deep · 38 km away
  4. 1.984 km E of Nikolski, Alaska · 768 days ago · 52 km deep · 51 km away
  5. 3.324 km ESE of Nikolski, Alaska · 765 days ago · 46 km deep · 30 km away
  6. 3.1100 km E of Nikolski, Alaska · 764 days ago · 35 km deep · 59 km away
  7. 2.160 km SSW of Nikolski, Alaska · 763 days ago · 22 km deep · 78 km away
  8. 2.158 km SW of Nikolski, Alaska · 763 days ago · 29 km deep · 92 km away
  9. 2.034 km NNW of Nikolski, Alaska · 762 days ago · 22 km deep · 86 km away
  10. 2.219 km SSE of Nikolski, Alaska · 761 days ago · 50 km deep · 41 km away
  11. 4.436 km SSE of Nikolski, Alaska · 761 days ago · 41 km deep · 41 km away · felt by 1
  12. 3.4111 km ESE of Nikolski, Alaska · 760 days ago · 35 km deep · 60 km away
  13. 1.787 km E of Nikolski, Alaska · 759 days ago · 39 km deep · 43 km away
  14. 1.991 km ESE of Nikolski, Alaska · 759 days ago · 25 km deep · 40 km away
  15. 2.030 km SW of Nikolski, Alaska · 758 days ago · 40 km deep · 69 km away
  16. 1.8128 km ESE of Nikolski, Alaska · 757 days ago · 15 km deep · 75 km away
  17. 1.922 km S of Nikolski, Alaska · 757 days ago · 42 km deep · 44 km away
  18. 1.920 km SSE of Nikolski, Alaska · 756 days ago · 47 km deep · 43 km away
  19. 1.8113 km S of Unalaska, Alaska · 756 days ago · 9 km deep · 96 km away
  20. 2.194 km SSW of Unalaska, Alaska · 755 days ago · 48 km deep · 77 km away
  21. 3.769 km SW of Nikolski, Alaska · 754 days ago · 35 km deep · 94 km away
  22. 1.672 km SW of Unalaska, Alaska · 752 days ago · 13 km deep · 99 km away
  23. 2.096 km SSW of Unalaska, Alaska · 752 days ago · 55 km deep · 94 km away
  24. 2.740 km SW of Nikolski, Alaska · 751 days ago · 43 km deep · 77 km away
  25. 1.836 km SSE of Nikolski, Alaska · 750 days ago · 30 km deep · 28 km away
  26. 1.823 km SSW of Nikolski, Alaska · 750 days ago · 38 km deep · 57 km away
  27. 1.8145 km ESE of Nikolski, Alaska · 749 days ago · 15 km deep · 92 km away
  28. 1.784 km SW of Unalaska, Alaska · 749 days ago · 9 km deep · 85 km away
  29. 1.985 km SSW of Unalaska, Alaska · 748 days ago · 42 km deep · 88 km away
  30. 2.078 km SW of Unalaska, Alaska · 746 days ago · 72 km deep · 95 km away
  31. 3.363 km S of Nikolski, Alaska · 746 days ago · 24 km deep · 56 km away
  32. 2.242 km E of Nikolski, Alaska · 745 days ago · 69 km deep · 19 km away
  33. 3.026 km ENE of Nikolski, Alaska · 745 days ago · 84 km deep · 42 km away
  34. 2.255 km SE of Nikolski, Alaska · 744 days ago · 25 km deep · 24 km away
  35. 1.848 km ESE of Nikolski, Alaska · 744 days ago · 38 km deep · 12 km away
  36. 2.453 km WSW of Nikolski, Alaska · 742 days ago · 13 km deep · 92 km away
  37. 3.267 km SW of Nikolski, Alaska · 742 days ago · 48 km deep · 92 km away
  38. 1.550 km SW of Nikolski, Alaska · 741 days ago · 6 km deep · 89 km away
  39. 2.797 km SSE of Nikolski, Alaska · 740 days ago · 10 km deep · 63 km away
  40. 2.123 km SE of Nikolski, Alaska · 739 days ago · 64 km deep · 33 km away
  41. 1.9101 km E of Nikolski, Alaska · 738 days ago · 26 km deep · 57 km away
  42. 3.644 km WSW of Nikolski, Alaska · 738 days ago · 9 km deep · 86 km away · felt by 1
  43. 1.642 km NE of Nikolski, Alaska · 737 days ago · 4 km deep · 61 km away
  44. 3.562 km SW of Nikolski, Alaska · 736 days ago · 29 km deep · 94 km away
  45. 2.263 km SW of Nikolski, Alaska · 735 days ago · 6 km deep · 95 km away
  46. 1.8101 km E of Nikolski, Alaska · 732 days ago · 20 km deep · 63 km away
  47. 2.171 km E of Nikolski, Alaska · 732 days ago · 57 km deep · 36 km away
  48. 2.968 km SSW of Nikolski, Alaska · 731 days ago · 35 km deep · 90 km away
  49. 3.073 km SSW of Nikolski, Alaska · 731 days ago · 35 km deep · 94 km away
  50. 3.687 km E of Nikolski, Alaska · 730 days ago · 35 km deep · 53 km away
  51. 1.544 km W of Nikolski, Alaska · 729 days ago · 5 km deep · 95 km away
  52. 2.376 km SSW of Nikolski, Alaska · 729 days ago · 23 km deep · 98 km away
  53. 2.1137 km ESE of Nikolski, Alaska · 728 days ago · 26 km deep · 85 km away
  54. 2.1133 km S of Unalaska, Alaska · 727 days ago · 10 km deep · 99 km away
  55. 3.675 km ESE of Nikolski, Alaska · 725 days ago · 50 km deep · 27 km away
  56. 4.688 km SSW of Unalaska, Alaska · 725 days ago · 47 km deep · 91 km away
  57. 5.485 km SSW of Unalaska, Alaska · 725 days ago · 41 km deep · 90 km away · felt by 6 · tsunami flag
  58. 3.494 km SSW of Unalaska, Alaska · 725 days ago · 35 km deep · 90 km away
  59. 2.089 km SSW of Unalaska, Alaska · 725 days ago · 34 km deep · 89 km away
  60. 2.188 km SSW of Unalaska, Alaska · 725 days ago · 21 km deep · 88 km away

The first 60 of 124.

Before

  1. 2.047 km ESE of Nikolski, Alaska · 771 days ago · 40 km deep · 7 km away
  2. 1.965 km ESE of Nikolski, Alaska · 771 days ago · 18 km deep · 13 km away
  3. 2.9126 km S of Unalaska, Alaska · 772 days ago · 10 km deep · 100 km away
  4. 1.9143 km ESE of Nikolski, Alaska · 772 days ago · 26 km deep · 91 km away
  5. 2.0105 km E of Nikolski, Alaska · 775 days ago · 22 km deep · 66 km away
  6. 2.096 km E of Nikolski, Alaska · 775 days ago · 26 km deep · 52 km away
  7. 3.057 km ESE of Nikolski, Alaska · 775 days ago · 35 km deep · 4 km away
  8. 3.1119 km S of Unalaska, Alaska · 775 days ago · 33 km deep · 97 km away
  9. 2.9120 km S of Unalaska, Alaska · 775 days ago · 23 km deep · 95 km away
  10. 3.8122 km S of Unalaska, Alaska · 775 days ago · 13 km deep · 98 km away
  11. 2.231 km WSW of Nikolski, Alaska · 777 days ago · 23 km deep · 74 km away
  12. 1.688 km ENE of Nikolski, Alaska · 777 days ago · 56 km deep · 73 km away
  13. 3.5128 km S of Unalaska, Alaska · 777 days ago · 10 km deep · 98 km away
  14. 2.1139 km ESE of Nikolski, Alaska · 778 days ago · 14 km deep · 87 km away
  15. 2.036 km SW of Nikolski, Alaska · 778 days ago · 5 km deep · 70 km away
  16. 3.017 km SSW of Nikolski, Alaska · 779 days ago · 43 km deep · 53 km away
  17. 1.996 km SSW of Unalaska, Alaska · 780 days ago · 46 km deep · 91 km away
  18. 1.588 km ENE of Nikolski, Alaska · 782 days ago · 72 km deep · 63 km away
  19. 1.672 km ENE of Nikolski, Alaska · 783 days ago · 23 km deep · 63 km away
  20. 1.518 km NE of Nikolski, Alaska · 784 days ago · 22 km deep · 50 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak024aph7cdb. Read Wed, Sep 30, 2026, 8:25 AM UTC.