Alaska earthquakes

M1.5 earthquake 19 km NNW of Susitna, Alaska

A magnitude 1.5 earthquake struck 19 km NNW of Susitna, Alaska on Thu, Oct 21, 2021, 5:07 AM AKDT (13:07 UTC), 66 km (41 mi) below the surface.

A larger quake followed: M1.7 17 km ENE of Talkeetna, 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
1.5 (ml), micro
Local time
UTC
2021-10-21 13:07:42 UTC
Depth
66.2 km (41.1 mi), shallow
Epicenter
61.710° N, 150.598° 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
33

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.717 km ENE of Talkeetna, Alaska · 1771 days ago · 59 km deep · 85 km away
  2. 1.616 km SSE of Tyonek, Alaska · 1771 days ago · 15 km deep · 89 km away
  3. 1.64 km WSW of Houston, Alaska · 1770 days ago · 32 km deep · 38 km away
  4. 1.661 km NW of Beluga, Alaska · 1770 days ago · 113 km deep · 80 km away
  5. 2.018 km SSE of Susitna, Alaska · 1770 days ago · 51 km deep · 37 km away
  6. 1.616 km WNW of Skwentna, Alaska · 1770 days ago · 96 km deep · 68 km away
  7. 1.716 km SW of Willow, Alaska · 1770 days ago · 8 km deep · 17 km away
  8. 1.96 km SE of Talkeetna, Alaska · 1769 days ago · 4 km deep · 69 km away
  9. 2.314 km SSW of Susitna North, Alaska · 1769 days ago · 43 km deep · 50 km away
  10. 2.130 km SSW of Skwentna, Alaska · 1769 days ago · 96 km deep · 55 km away
  11. 2.08 km WNW of Trapper Creek, Alaska · 1769 days ago · 64 km deep · 72 km away
  12. 1.529 km SSE of Skwentna, Alaska · 1769 days ago · 78 km deep · 33 km away
  13. 1.526 km NNW of Skwentna, Alaska · 1769 days ago · 85 km deep · 75 km away
  14. 1.67 km SW of Skwentna, Alaska · 1768 days ago · 83 km deep · 54 km away
  15. 1.842 km NW of Beluga, Alaska · 1768 days ago · 85 km deep · 68 km away
  16. 1.55 km WSW of Big Lake, Alaska · 1768 days ago · 29 km deep · 38 km away
  17. 1.915 km WNW of Fishhook, Alaska · 1768 days ago · 40 km deep · 59 km away
  18. 1.7Southern Alaska · 1768 days ago · 68 km deep · 17 km away
  19. 1.77 km WSW of Petersville, Alaska · 1768 days ago · 73 km deep · 85 km away
  20. 1.517 km S of Tyonek, Alaska · 1767 days ago · 68 km deep · 93 km away
  21. 1.65 km S of Point Possession, Alaska · 1767 days ago · 50 km deep · 93 km away
  22. 1.74 km NW of Point MacKenzie, Alaska · 1767 days ago · 40 km deep · 46 km away
  23. 1.536 km SW of Skwentna, Alaska · 1767 days ago · 106 km deep · 68 km away
  24. 1.626 km W of Susitna, Alaska · 1767 days ago · 67 km deep · 28 km away
  25. 1.716 km NNE of Susitna, Alaska · 1767 days ago · 2 km deep · 9 km away
  26. 1.628 km N of Beluga, Alaska · 1767 days ago · 65 km deep · 41 km away
  27. 1.618 km S of Susitna North, Alaska · 1767 days ago · 7 km deep · 52 km away
  28. 2.023 km SW of Anchorage, Alaska · 1767 days ago · 45 km deep · 73 km away
  29. 2.37 km WSW of Point MacKenzie, Alaska · 1767 days ago · 40 km deep · 50 km away
  30. 1.537 km S of Skwentna, Alaska · 1766 days ago · 76 km deep · 38 km away
  31. 1.86 km SSW of Elmendorf Air Force Base, Alaska · 1766 days ago · 35 km deep · 75 km away
  32. 1.634 km SSW of Skwentna, Alaska · 1766 days ago · 82 km deep · 58 km away
  33. 1.7Southern Alaska · 1765 days ago · 6 km deep · 95 km away
  34. 1.735 km SSW of Trapper Creek, Alaska · 1765 days ago · 52 km deep · 35 km away
  35. 2.024 km NNE of Skwentna, Alaska · 1765 days ago · 74 km deep · 61 km away
  36. 1.625 km SE of Skwentna, Alaska · 1765 days ago · 64 km deep · 28 km away
  37. 1.965 km SW of Skwentna, Alaska · 1765 days ago · 127 km deep · 85 km away
  38. 2.79 km SSW of Willow, Alaska · 1765 days ago · 24 km deep · 28 km away
  39. 1.629 km SSE of Skwentna, Alaska · 1765 days ago · 68 km deep · 27 km away
  40. 1.715 km N of Fishhook, Alaska · 1765 days ago · 4 km deep · 72 km away
  41. 1.610 km N of Meadow Lakes, Alaska · 1764 days ago · 35 km deep · 53 km away
  42. 1.611 km S of Talkeetna, Alaska · 1764 days ago · 14 km deep · 62 km away
  43. 1.5Southern Alaska · 1764 days ago · 56 km deep · 44 km away
  44. 1.623 km SSW of Susitna, Alaska · 1764 days ago · 51 km deep · 41 km away
  45. 1.515 km S of Anchorage, Alaska · 1764 days ago · 33 km deep · 79 km away · felt by 1
  46. 1.628 km ESE of Skwentna, Alaska · 1764 days ago · 71 km deep · 25 km away
  47. 1.68 km ENE of Willow, Alaska · 1763 days ago · 50 km deep · 37 km away
  48. 1.833 km WSW of Petersville, Alaska · 1763 days ago · 89 km deep · 80 km away
  49. 1.534 km SSW of Trapper Creek, Alaska · 1763 days ago · 54 km deep · 36 km away
  50. 1.814 km SSW of Skwentna, Alaska · 1763 days ago · 75 km deep · 49 km away · felt by 1
  51. 1.646 km W of Petersville, Alaska · 1763 days ago · 90 km deep · 99 km away
  52. 1.547 km W of Tyonek, Alaska · 1763 days ago · 90 km deep · 97 km away
  53. 1.745 km WNW of Beluga, Alaska · 1763 days ago · 83 km deep · 76 km away
  54. 1.822 km WSW of Trapper Creek, Alaska · 1762 days ago · 12 km deep · 56 km away
  55. 1.513 km WNW of Susitna, Alaska · 1762 days ago · 45 km deep · 15 km away
  56. 1.642 km NNW of Skwentna, Alaska · 1762 days ago · 95 km deep · 93 km away
  57. 1.627 km SW of Petersville, Alaska · 1762 days ago · 81 km deep · 78 km away
  58. 2.111 km WSW of Point MacKenzie, Alaska · 1762 days ago · 48 km deep · 47 km away
  59. 1.526 km WNW of Petersville, Alaska · 1761 days ago · 85 km deep · 99 km away
  60. 2.128 km NNE of Skwentna, Alaska · 1761 days ago · 83 km deep · 62 km away

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021difs9bx. Read Thu, Sep 24, 2026, 7:41 AM UTC.