Alaska earthquakes

M1.6 earthquake 10 km N of Willow, Alaska

A magnitude 1.6 earthquake struck 10 km N of Willow, Alaska on Thu, Oct 21, 2021, 9:57 AM AKDT (17:57 UTC), 25 km (15 mi) below the surface.

A larger quake followed: M3.6 24 km SSW of Petersville, Alaska. This one was a foreshock.

Willow 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
2021-10-21 17:57:11 UTC
Depth
24.7 km (15.3 mi), shallow
Epicenter
61.837° N, 150.027° 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
46

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 201 in the 60 days after this one and 128 in the 30 days before it.

After

  1. 1.913 km ESE of Skwentna, Alaska · 1799 days ago · 68 km deep · 60 km away
  2. 2.432 km NW of Beluga, Alaska · 1798 days ago · 72 km deep · 94 km away
  3. 1.5Central Alaska · 1798 days ago · 77 km deep · 80 km away
  4. 1.813 km ENE of Skwentna, Alaska · 1798 days ago · 73 km deep · 63 km away
  5. 2.113 km WSW of Big Lake, Alaska · 1797 days ago · 39 km deep · 42 km away
  6. 1.741 km N of Chickaloon, Alaska · 1796 days ago · 15 km deep · 86 km away
  7. 1.653 km E of Chase, Alaska · 1796 days ago · 55 km deep · 86 km away
  8. 1.82 km S of Big Lake, Alaska · 1796 days ago · 44 km deep · 38 km away
  9. 1.830 km SE of Skwentna, Alaska · 1796 days ago · 79 km deep · 54 km away
  10. 1.523 km NNW of Skwentna, Alaska · 1796 days ago · 83 km deep · 88 km away
  11. 2.635 km ESE of Susitna North, Alaska · 1796 days ago · 42 km deep · 52 km away
  12. 2.319 km SW of Point MacKenzie, Alaska · 1796 days ago · 46 km deep · 65 km away
  13. 1.629 km SSW of Skwentna, Alaska · 1796 days ago · 84 km deep · 86 km away
  14. 1.612 km WNW of Anchorage, Alaska · 1796 days ago · 46 km deep · 64 km away
  15. 1.52 km SE of Big Lake, Alaska · 1796 days ago · 40 km deep · 37 km away
  16. 1.825 km NNW of Susitna, Alaska · 1795 days ago · 57 km deep · 33 km away
  17. 1.527 km NNW of Beluga, Alaska · 1795 days ago · 61 km deep · 80 km away
  18. 1.53 km E of Point MacKenzie, Alaska · 1795 days ago · 12 km deep · 54 km away
  19. 1.527 km SSW of Susitna, Alaska · 1795 days ago · 49 km deep · 68 km away
  20. 1.825 km NNW of Susitna, Alaska · 1794 days ago · 53 km deep · 40 km away
  21. 2.020 km SE of Skwentna, Alaska · 1794 days ago · 16 km deep · 57 km away
  22. 2.04 km SSE of Big Lake, Alaska · 1794 days ago · 40 km deep · 40 km away
  23. 1.736 km NW of Beluga, Alaska · 1794 days ago · 77 km deep · 90 km away
  24. 1.826 km NW of Fishhook, Alaska · 1794 days ago · 29 km deep · 26 km away
  25. 2.58 km NNE of Point MacKenzie, Alaska · 1793 days ago · 38 km deep · 47 km away · felt by 1
  26. 1.526 km N of Skwentna, Alaska · 1793 days ago · 86 km deep · 85 km away
  27. 1.7Southern Alaska · 1793 days ago · 42 km deep · 56 km away · felt by 1
  28. 1.631 km SSW of Petersville, Alaska · 1793 days ago · 71 km deep · 67 km away
  29. 2.342 km NW of Beluga, Alaska · 1793 days ago · 73 km deep · 90 km away
  30. 1.64 km NNW of Big Lake, Alaska · 1793 days ago · 48 km deep · 31 km away
  31. 2.012 km WSW of Susitna, Alaska · 1792 days ago · 57 km deep · 53 km away
  32. 2.226 km N of Sutton-Alpine, Alaska · 1791 days ago · 0 km deep · 64 km away · felt by 1
  33. 1.721 km S of Skwentna, Alaska · 1791 days ago · 73 km deep · 69 km away
  34. 1.811 km ESE of Susitna North, Alaska · 1791 days ago · 43 km deep · 37 km away
  35. 1.750 km ENE of Chase, Alaska · 1791 days ago · 54 km deep · 93 km away
  36. 1.630 km N of Chickaloon, Alaska · 1790 days ago · 27 km deep · 88 km away
  37. 1.510 km NE of Skwentna, Alaska · 1790 days ago · 75 km deep · 71 km away
  38. 1.630 km NNE of Skwentna, Alaska · 1790 days ago · 67 km deep · 70 km away
  39. 1.525 km NW of Susitna, Alaska · 1790 days ago · 64 km deep · 47 km away
  40. 1.729 km NNW of Susitna, Alaska · 1789 days ago · 57 km deep · 35 km away
  41. 1.86 km NW of Beluga, Alaska · 1789 days ago · 61 km deep · 95 km away
  42. 1.75 km WSW of Point MacKenzie, Alaska · 1789 days ago · 38 km deep · 56 km away
  43. 1.630 km NW of Beluga, Alaska · 1789 days ago · 74 km deep · 94 km away
  44. 1.69 km NNW of Big Lake, Alaska · 1789 days ago · 55 km deep · 26 km away
  45. 1.69 km NNW of Big Lake, Alaska · 1789 days ago · 55 km deep · 26 km away
  46. 1.92 km SE of Big Lake, Alaska · 1788 days ago · 43 km deep · 37 km away
  47. 1.925 km ESE of Skwentna, Alaska · 1788 days ago · 3 km deep · 49 km away
  48. 1.517 km SE of Susitna, Alaska · 1788 days ago · 32 km deep · 44 km away
  49. 1.612 km SSW of Willow, Alaska · 1788 days ago · 44 km deep · 22 km away
  50. 1.611 km SE of Skwentna, Alaska · 1788 days ago · 71 km deep · 66 km away
  51. 1.619 km SW of Petersville, Alaska · 1787 days ago · 70 km deep · 81 km away
  52. 1.516 km S of Susitna North, Alaska · 1787 days ago · 47 km deep · 21 km away
  53. 1.624 km SSW of Susitna, Alaska · 1787 days ago · 45 km deep · 65 km away
  54. 2.229 km WNW of Susitna, Alaska · 1786 days ago · 68 km deep · 57 km away
  55. 1.727 km WNW of Susitna, Alaska · 1786 days ago · 74 km deep · 53 km away
  56. 1.524 km NE of Skwentna, Alaska · 1786 days ago · 67 km deep · 68 km away
  57. 2.522 km ENE of Chase, Alaska · 1786 days ago · 55 km deep · 81 km away
  58. 1.58 km SSE of Talkeetna, Alaska · 1786 days ago · 12 km deep · 46 km away
  59. 1.849 km NNW of Beluga, Alaska · 1786 days ago · 75 km deep · 90 km away
  60. 2.612 km WNW of Anchorage, Alaska · 1785 days ago · 42 km deep · 65 km away · felt by 9

The first 60 of at least 201.

Before

  1. 2.117 km NW of Susitna, Alaska · 1799 days ago · 57 km deep · 40 km away
  2. 1.519 km NNW of Susitna, Alaska · 1799 days ago · 66 km deep · 33 km away
  3. 1.519 km ENE of Susitna North, Alaska · 1799 days ago · 43 km deep · 50 km away
  4. 1.620 km WNW of Beluga, Alaska · 1799 days ago · 68 km deep · 99 km away
  5. 1.749 km NW of Beluga, Alaska · 1800 days ago · 85 km deep · 96 km away
  6. 3.49 km ESE of Susitna North, Alaska · 1800 days ago · 46 km deep · 37 km away · felt by 4
  7. 2.519 km S of Susitna North, Alaska · 1800 days ago · 45 km deep · 20 km away
  8. 1.56 km S of Willow, Alaska · 1800 days ago · 41 km deep · 17 km away
  9. 1.610 km NW of Susitna North, Alaska · 1800 days ago · 56 km deep · 45 km away · felt by 1
  10. 1.516 km SE of Susitna, Alaska · 1800 days ago · 53 km deep · 49 km away
  11. 1.516 km NNW of Fishhook, Alaska · 1800 days ago · 4 km deep · 37 km away
  12. 1.520 km SE of Elmendorf Air Force Base, Alaska · 1801 days ago · 27 km deep · 85 km away
  13. 1.626 km ENE of Skwentna, Alaska · 1801 days ago · 68 km deep · 55 km away
  14. 1.516 km W of Susitna, Alaska · 1801 days ago · 57 km deep · 54 km away
  15. 3.935 km NE of Chase, Alaska · 1801 days ago · 74 km deep · 94 km away · felt by 33
  16. 2.223 km W of Susitna, Alaska · 1802 days ago · 66 km deep · 59 km away
  17. 1.512 km SSE of Chickaloon, Alaska · 1802 days ago · 2 km deep · 90 km away
  18. 2.017 km NE of Susitna North, Alaska · 1802 days ago · 46 km deep · 52 km away
  19. 1.57 km SSE of Willow, Alaska · 1802 days ago · 38 km deep · 17 km away
  20. 2.214 km S of Trapper Creek, Alaska · 1802 days ago · 48 km deep · 40 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021diign50. Read Thu, Sep 24, 2026, 11:13 AM UTC.