Alaska earthquakes

M1.8 earthquake Southern Alaska

A magnitude 1.8 earthquake struck in Southern Alaska on Sat, Dec 11, 2021, 7:35 AM AKST (16:35 UTC), 77 km (48 mi) below the surface.

A larger quake followed: M2.0 21 km ESE of Skwentna, 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
1.8 (ml), micro
Local time
UTC
2021-12-11 16:35:29 UTC
Depth
76.6 km (47.6 mi), intermediate-depth
Epicenter
61.799° N, 151.060° 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
45

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. 1.547 km WNW of Tyonek, Alaska · 1732 days ago · 90 km deep · 80 km away
  2. 1.716 km WSW of Susitna, Alaska · 1732 days ago · 69 km deep · 37 km away
  3. 1.547 km WNW of Tyonek, Alaska · 1732 days ago · 95 km deep · 87 km away
  4. 1.532 km N of Beluga, Alaska · 1732 days ago · 69 km deep · 41 km away
  5. 1.84 km SSE of Big Lake, Alaska · 1732 days ago · 41 km deep · 69 km away
  6. 1.662 km W of Tyonek, Alaska · 1731 days ago · 120 km deep · 94 km away
  7. 1.541 km WSW of Petersville, Alaska · 1731 days ago · 90 km deep · 70 km away
  8. 1.732 km SSW of Petersville, Alaska · 1730 days ago · 67 km deep · 47 km away
  9. 1.55 km ESE of Big Lake, Alaska · 1730 days ago · 25 km deep · 72 km away
  10. 1.825 km W of Susitna, Alaska · 1730 days ago · 70 km deep · 26 km away · felt by 1
  11. 1.62 km E of Big Lake, Alaska · 1729 days ago · 35 km deep · 69 km away
  12. 1.645 km NW of Skwentna, Alaska · 1729 days ago · 99 km deep · 72 km away
  13. 2.021 km ESE of Skwentna, Alaska · 1729 days ago · 68 km deep · 11 km away
  14. 1.734 km NNW of Skwentna, Alaska · 1728 days ago · 91 km deep · 62 km away
  15. 2.210 km ESE of Talkeetna, Alaska · 1728 days ago · 2 km deep · 80 km away
  16. 1.76 km NW of Big Lake, Alaska · 1728 days ago · 41 km deep · 60 km away
  17. 1.926 km W of Petersville, Alaska · 1728 days ago · 82 km deep · 79 km away
  18. 1.828 km SW of Susitna, Alaska · 1728 days ago · 67 km deep · 45 km away
  19. 1.529 km WNW of Petersville, Alaska · 1728 days ago · 85 km deep · 89 km away
  20. 1.750 km WNW of Beluga, Alaska · 1727 days ago · 92 km deep · 62 km away
  21. 1.916 km WNW of Trapper Creek, Alaska · 1727 days ago · 64 km deep · 69 km away
  22. 2.02 km NE of Tyonek, Alaska · 1727 days ago · 64 km deep · 79 km away
  23. 1.536 km WNW of Tyonek, Alaska · 1727 days ago · 78 km deep · 76 km away
  24. 1.620 km E of Skwentna, Alaska · 1727 days ago · 64 km deep · 23 km away
  25. 1.757 km WNW of Skwentna, Alaska · 1727 days ago · 117 km deep · 84 km away
  26. 1.51 km SW of Susitna, Alaska · 1727 days ago · 59 km deep · 40 km away
  27. 1.515 km S of Susitna North, Alaska · 1726 days ago · 44 km deep · 66 km away
  28. 1.612 km NE of Susitna North, Alaska · 1726 days ago · 55 km deep · 87 km away
  29. 2.12 km S of Houston, Alaska · 1726 days ago · 33 km deep · 69 km away
  30. 1.528 km WNW of Petersville, Alaska · 1726 days ago · 93 km deep · 93 km away
  31. 1.740 km W of Tyonek, Alaska · 1725 days ago · 84 km deep · 94 km away
  32. 1.644 km WNW of Petersville, Alaska · 1725 days ago · 91 km deep · 96 km away
  33. 1.5Central Alaska · 1725 days ago · 91 km deep · 90 km away
  34. 2.91 km N of Point MacKenzie, Alaska · 1725 days ago · 36 km deep · 74 km away · felt by 9
  35. 1.750 km W of Tyonek, Alaska · 1725 days ago · 102 km deep · 93 km away
  36. 2.563 km SW of Skwentna, Alaska · 1725 days ago · 119 km deep · 68 km away
  37. 1.54 km SW of Big Lake, Alaska · 1725 days ago · 28 km deep · 65 km away
  38. 3.011 km E of Willow, Alaska · 1725 days ago · 50 km deep · 65 km away · felt by 4
  39. 1.62 km SE of Big Lake, Alaska · 1725 days ago · 53 km deep · 68 km away
  40. 1.624 km NNE of Skwentna, Alaska · 1724 days ago · 75 km deep · 44 km away
  41. 2.045 km SW of Skwentna, Alaska · 1724 days ago · 117 km deep · 51 km away
  42. 2.441 km NNW of Beluga, Alaska · 1724 days ago · 9 km deep · 37 km away
  43. 2.90 km E of Big Lake, Alaska · 1723 days ago · 8 km deep · 67 km away · felt by 10
  44. 1.87 km NNW of Big Lake, Alaska · 1723 days ago · 39 km deep · 61 km away
  45. 1.546 km SSW of Skwentna, Alaska · 1723 days ago · 79 km deep · 43 km away
  46. 1.545 km WNW of Beluga, Alaska · 1722 days ago · 86 km deep · 65 km away
  47. 1.639 km E of Skwentna, Alaska · 1722 days ago · 2 km deep · 30 km away
  48. 1.515 km SSE of Tyonek, Alaska · 1722 days ago · 63 km deep · 94 km away
  49. 1.567 km WNW of Beluga, Alaska · 1722 days ago · 116 km deep · 78 km away
  50. 1.64 km WSW of Susitna, Alaska · 1721 days ago · 56 km deep · 38 km away
  51. 1.910 km NNW of Beluga, Alaska · 1721 days ago · 63 km deep · 63 km away
  52. 1.636 km SSW of Skwentna, Alaska · 1721 days ago · 79 km deep · 35 km away
  53. 2.69 km WNW of Fishhook, Alaska · 1721 days ago · 34 km deep · 87 km away · felt by 1
  54. 2.26 km NW of Meadow Lakes, Alaska · 1721 days ago · 35 km deep · 74 km away
  55. 1.63 km ENE of Big Lake, Alaska · 1720 days ago · 45 km deep · 69 km away
  56. 1.85 km NW of Point MacKenzie, Alaska · 1720 days ago · 41 km deep · 70 km away
  57. 2.215 km N of Fishhook, Alaska · 1720 days ago · 11 km deep · 98 km away · felt by 1
  58. 2.441 km WNW of Skwentna, Alaska · 1720 days ago · 104 km deep · 68 km away
  59. 1.525 km SSW of Petersville, Alaska · 1719 days ago · 76 km deep · 56 km away
  60. 1.922 km ENE of Willow, Alaska · 1719 days ago · 11 km deep · 74 km away

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021fuu58d4. Read Thu, Sep 24, 2026, 5:53 AM UTC.