Alaska earthquakes

M1.6 earthquake 18 km WSW of Healy, Alaska

A magnitude 1.6 earthquake struck 18 km WSW of Healy, Alaska on Sun, Oct 24, 2021, 6:07 PM AKDT (02:07 UTC), 116 km (72 mi) below the surface.

A larger quake followed: M2.9 21 km NNW of Cantwell, Alaska. This one was a foreshock.

Healy 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
1.6 (ml), micro
Local time
UTC
2021-10-25 02:07:08 UTC
Depth
115.5 km (71.8 mi), intermediate-depth
Epicenter
63.815° N, 149.327° 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
63

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 109 in the 60 days after this one and 59 in the 30 days before it.

After

  1. 1.569 km W of Cantwell, Alaska · 1798 days ago · 132 km deep · 66 km away
  2. 1.675 km ESE of Denali Park, Alaska · 1797 days ago · 5 km deep · 97 km away
  3. 1.572 km SE of Denali National Park, Alaska · 1797 days ago · 116 km deep · 97 km away
  4. 1.572 km SE of Denali National Park, Alaska · 1797 days ago · 116 km deep · 97 km away
  5. 1.713 km NW of Four Mile Road, Alaska · 1797 days ago · 23 km deep · 99 km away
  6. 2.624 km W of Ferry, Alaska · 1797 days ago · 145 km deep · 29 km away
  7. 1.946 km WSW of Denali Park, Alaska · 1797 days ago · 126 km deep · 33 km away
  8. 2.225 km WSW of Clear, Alaska, Alaska · 1796 days ago · 7 km deep · 38 km away
  9. 2.169 km E of Denali Park, Alaska · 1796 days ago · 74 km deep · 91 km away
  10. 2.618 km W of Denali Park, Alaska · 1794 days ago · 116 km deep · 7 km away
  11. 1.765 km ESE of Denali National Park, Alaska · 1794 days ago · 128 km deep · 85 km away
  12. 1.629 km SSW of Cantwell, Alaska · 1793 days ago · 74 km deep · 76 km away
  13. 1.512 km NNW of Four Mile Road, Alaska · 1793 days ago · 21 km deep · 99 km away
  14. 1.750 km WSW of Cantwell, Alaska · 1792 days ago · 88 km deep · 70 km away
  15. 2.376 km E of Denali Park, Alaska · 1791 days ago · 80 km deep · 97 km away
  16. 1.515 km WSW of Healy, Alaska · 1791 days ago · 113 km deep · 4 km away
  17. 2.4Central Alaska · 1791 days ago · 17 km deep · 97 km away
  18. 1.620 km WSW of Ferry, Alaska · 1790 days ago · 144 km deep · 18 km away
  19. 1.667 km ESE of Denali National Park, Alaska · 1790 days ago · 136 km deep · 84 km away
  20. 1.658 km NNE of Chase, Alaska · 1790 days ago · 91 km deep · 98 km away
  21. 1.738 km W of Cantwell, Alaska · 1790 days ago · 95 km deep · 55 km away
  22. 1.571 km SE of Denali National Park, Alaska · 1789 days ago · 113 km deep · 95 km away
  23. 1.959 km SW of Cantwell, Alaska · 1787 days ago · 76 km deep · 91 km away
  24. 2.043 km WSW of Cantwell, Alaska · 1786 days ago · 105 km deep · 61 km away · felt by 1
  25. 1.866 km ESE of Denali National Park, Alaska · 1786 days ago · 133 km deep · 84 km away
  26. 1.561 km ESE of Denali Park, Alaska · 1785 days ago · 5 km deep · 83 km away
  27. 2.241 km SSW of South Van Horn, Alaska · 1784 days ago · 7 km deep · 95 km away
  28. 2.921 km NNW of Cantwell, Alaska · 1784 days ago · 6 km deep · 30 km away · felt by 2
  29. 1.569 km ESE of Denali National Park, Alaska · 1783 days ago · 118 km deep · 86 km away
  30. 2.028 km ESE of Denali National Park, Alaska · 1783 days ago · 10 km deep · 100 km away
  31. 1.540 km SE of Cantwell, Alaska · 1782 days ago · 75 km deep · 87 km away
  32. 2.068 km E of Cantwell, Alaska · 1780 days ago · 67 km deep · 98 km away
  33. 2.563 km ESE of Denali National Park, Alaska · 1780 days ago · 134 km deep · 87 km away
  34. 2.045 km WSW of Denali Park, Alaska · 1779 days ago · 123 km deep · 33 km away
  35. 1.870 km NNE of Petersville, Alaska · 1777 days ago · 105 km deep · 97 km away
  36. 1.730 km SSE of Cantwell, Alaska · 1777 days ago · 70 km deep · 81 km away
  37. 1.971 km SE of Denali National Park, Alaska · 1777 days ago · 120 km deep · 96 km away
  38. 1.649 km E of Denali National Park, Alaska · 1777 days ago · 13 km deep · 74 km away
  39. 2.223 km W of Denali Park, Alaska · 1776 days ago · 110 km deep · 10 km away
  40. 1.561 km SE of Denali National Park, Alaska · 1776 days ago · 127 km deep · 95 km away
  41. 1.560 km ESE of Denali National Park, Alaska · 1775 days ago · 122 km deep · 92 km away
  42. 1.674 km ESE of Denali Park, Alaska · 1775 days ago · 5 km deep · 96 km away
  43. 1.615 km W of Healy, Alaska · 1774 days ago · 118 km deep · 4 km away
  44. 2.939 km WSW of Clear, Alaska, Alaska · 1774 days ago · 20 km deep · 50 km away · felt by 1
  45. 2.366 km ESE of Denali National Park, Alaska · 1774 days ago · 121 km deep · 91 km away
  46. 1.563 km W of Cantwell, Alaska · 1774 days ago · 121 km deep · 59 km away
  47. 1.9Central Alaska · 1773 days ago · 99 km deep · 99 km away
  48. 2.472 km ESE of Denali Park, Alaska · 1773 days ago · 3 km deep · 95 km away
  49. 2.136 km W of Cantwell, Alaska · 1773 days ago · 101 km deep · 54 km away
  50. 1.869 km ESE of Denali National Park, Alaska · 1773 days ago · 122 km deep · 87 km away
  51. 1.642 km WSW of Clear, Alaska, Alaska · 1773 days ago · 15 km deep · 50 km away
  52. 1.532 km SSE of Cantwell, Alaska · 1772 days ago · 5 km deep · 83 km away
  53. 1.764 km ESE of Denali National Park, Alaska · 1772 days ago · 134 km deep · 90 km away
  54. 1.666 km ENE of Cantwell, Alaska · 1771 days ago · 8 km deep · 88 km away
  55. 1.554 km WNW of Cantwell, Alaska · 1770 days ago · 112 km deep · 41 km away
  56. 2.171 km SE of Denali National Park, Alaska · 1770 days ago · 114 km deep · 99 km away
  57. 1.5Central Alaska · 1770 days ago · 117 km deep · 95 km away
  58. 2.347 km SSE of Cantwell, Alaska · 1769 days ago · 71 km deep · 98 km away
  59. 1.534 km E of Clear, Alaska, Alaska · 1768 days ago · 4 km deep · 67 km away
  60. 2.060 km SW of Cantwell, Alaska · 1768 days ago · 97 km deep · 89 km away

The first 60 of 109.

Before

  1. 1.66 km NE of Healy, Alaska · 1799 days ago · 106 km deep · 24 km away
  2. 1.656 km SW of Cantwell, Alaska · 1800 days ago · 81 km deep · 89 km away
  3. 1.945 km SW of Cantwell, Alaska · 1801 days ago · 87 km deep · 84 km away
  4. 1.622 km W of Ferry, Alaska · 1801 days ago · 137 km deep · 29 km away
  5. 2.173 km NNE of Petersville, Alaska · 1802 days ago · 103 km deep · 93 km away
  6. 1.645 km E of Denali Park, Alaska · 1802 days ago · 81 km deep · 67 km away
  7. 1.949 km E of Denali National Park, Alaska · 1802 days ago · 10 km deep · 74 km away
  8. 2.072 km ESE of Denali National Park, Alaska · 1803 days ago · 122 km deep · 88 km away
  9. 1.927 km W of Cantwell, Alaska · 1804 days ago · 90 km deep · 53 km away
  10. 2.152 km WSW of Denali Park, Alaska · 1804 days ago · 135 km deep · 38 km away
  11. 1.574 km ESE of Denali Park, Alaska · 1805 days ago · 1 km deep · 96 km away
  12. 1.549 km E of Denali National Park, Alaska · 1805 days ago · 6 km deep · 75 km away
  13. 1.96 km ESE of Healy, Alaska · 1806 days ago · 113 km deep · 24 km away
  14. 1.762 km SE of Denali National Park, Alaska · 1807 days ago · 128 km deep · 96 km away
  15. 1.5Central Alaska · 1808 days ago · 92 km deep · 81 km away
  16. 3.263 km ESE of Denali National Park, Alaska · 1808 days ago · 128 km deep · 90 km away
  17. 1.567 km NNE of Petersville, Alaska · 1808 days ago · 94 km deep · 97 km away
  18. 1.524 km ENE of Denali Park, Alaska · 1809 days ago · 102 km deep · 42 km away
  19. 1.836 km E of Denali National Park, Alaska · 1809 days ago · 5 km deep · 89 km away
  20. 1.950 km E of Denali National Park, Alaska · 1810 days ago · 7 km deep · 73 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021dovdt4c. Read Sun, Sep 27, 2026, 9:24 AM UTC.