Alaska earthquakes

M1.8 earthquake 41 km SW of Cantwell, Alaska

A magnitude 1.8 earthquake struck 41 km SW of Cantwell, Alaska on Thu, Dec 9, 2021, 5:45 PM AKST (02:45 UTC), 76 km (47 mi) below the surface.

A larger quake followed: M5.2 72 km S 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
1.8 (ml), micro
Local time
UTC
2021-12-10 02:45:11 UTC
Depth
76.2 km (47.3 mi), intermediate-depth
Epicenter
63.087° N, 149.416° 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: at least 201 in the 60 days after this one and 123 in the 30 days before it.

After

  1. 1.669 km N of Petersville, Alaska · 1752 days ago · 115 km deep · 58 km away
  2. 1.668 km ESE of Cantwell, Alaska · 1752 days ago · 10 km deep · 88 km away
  3. 1.559 km SE of Denali National Park, Alaska · 1752 days ago · 122 km deep · 75 km away
  4. 1.568 km N of Chase, Alaska · 1752 days ago · 95 km deep · 35 km away
  5. 1.574 km WSW of Cantwell, Alaska · 1751 days ago · 110 km deep · 51 km away
  6. 1.552 km NNE of Chase, Alaska · 1751 days ago · 83 km deep · 26 km away
  7. 2.133 km NNW of Chase, Alaska · 1751 days ago · 79 km deep · 57 km away
  8. 2.050 km N of Petersville, Alaska · 1751 days ago · 103 km deep · 71 km away
  9. 1.576 km ESE of Denali National Park, Alaska · 1751 days ago · 108 km deep · 53 km away
  10. 2.033 km NNW of Chase, Alaska · 1751 days ago · 81 km deep · 58 km away
  11. 2.054 km NNE of Chase, Alaska · 1751 days ago · 69 km deep · 24 km away
  12. 1.868 km ESE of Denali National Park, Alaska · 1751 days ago · 128 km deep · 59 km away
  13. 1.851 km S of Cantwell, Alaska · 1751 days ago · 66 km deep · 35 km away
  14. 2.02 km NNW of Healy, Alaska · 1751 days ago · 118 km deep · 91 km away
  15. 1.672 km ESE of Denali National Park, Alaska · 1750 days ago · 112 km deep · 56 km away
  16. 1.5Central Alaska · 1750 days ago · 120 km deep · 75 km away
  17. 1.656 km S of Cantwell, Alaska · 1750 days ago · 69 km deep · 38 km away
  18. 1.661 km N of Petersville, Alaska · 1750 days ago · 105 km deep · 65 km away
  19. 2.860 km N of Chickaloon, Alaska · 1750 days ago · 41 km deep · 97 km away
  20. 1.621 km ESE of Chase, Alaska · 1750 days ago · 61 km deep · 77 km away
  21. 1.560 km SSE of Denali National Park, Alaska · 1750 days ago · 149 km deep · 86 km away
  22. 1.656 km NNW of Petersville, Alaska · 1750 days ago · 114 km deep · 85 km away
  23. 1.671 km SE of Denali National Park, Alaska · 1749 days ago · 116 km deep · 60 km away
  24. 2.158 km N of Petersville, Alaska · 1749 days ago · 106 km deep · 63 km away
  25. 1.856 km ENE of Cantwell, Alaska · 1749 days ago · 1 km deep · 92 km away
  26. 1.75 km SW of Healy, Alaska · 1748 days ago · 117 km deep · 84 km away
  27. 1.863 km ESE of Denali National Park, Alaska · 1747 days ago · 131 km deep · 62 km away
  28. 2.259 km N of Petersville, Alaska · 1747 days ago · 123 km deep · 77 km away
  29. 2.012 km NE of Susitna North, Alaska · 1746 days ago · 48 km deep · 96 km away
  30. 1.635 km E of Denali National Park, Alaska · 1744 days ago · 7 km deep · 93 km away
  31. 1.970 km ESE of Denali National Park, Alaska · 1744 days ago · 119 km deep · 56 km away
  32. 2.364 km SE of Denali National Park, Alaska · 1744 days ago · 120 km deep · 76 km away
  33. 1.512 km ESE of Healy, Alaska · 1743 days ago · 81 km deep · 88 km away
  34. 1.948 km NNW of Petersville, Alaska · 1743 days ago · 112 km deep · 92 km away
  35. 1.749 km SSE of Denali National Park, Alaska · 1742 days ago · 6 km deep · 97 km away
  36. 1.568 km SE of Cantwell, Alaska · 1742 days ago · 61 km deep · 66 km away
  37. 2.775 km WSW of Cantwell, Alaska · 1742 days ago · 115 km deep · 51 km away
  38. 1.645 km SE of Denali National Park, Alaska · 1741 days ago · 8 km deep · 88 km away
  39. 1.556 km NE of Susitna North, Alaska · 1741 days ago · 3 km deep · 72 km away
  40. 1.844 km SE of Denali National Park, Alaska · 1741 days ago · 2 km deep · 84 km away
  41. 1.831 km E of Denali National Park, Alaska · 1741 days ago · 8 km deep · 97 km away
  42. 2.246 km NE of Chase, Alaska · 1741 days ago · 72 km deep · 36 km away
  43. 1.635 km N of Petersville, Alaska · 1740 days ago · 84 km deep · 79 km away
  44. 2.477 km WSW of Cantwell, Alaska · 1740 days ago · 116 km deep · 51 km away
  45. 1.657 km S of Cantwell, Alaska · 1739 days ago · 66 km deep · 39 km away
  46. 1.58 km WSW of Healy, Alaska · 1738 days ago · 110 km deep · 85 km away
  47. 2.161 km NNW of Petersville, Alaska · 1738 days ago · 120 km deep · 83 km away
  48. 1.560 km N of Petersville, Alaska · 1738 days ago · 109 km deep · 63 km away
  49. 1.577 km N of Chickaloon, Alaska · 1738 days ago · 46 km deep · 90 km away
  50. 1.959 km NNE of Petersville, Alaska · 1738 days ago · 96 km deep · 51 km away
  51. 1.560 km W of Cantwell, Alaska · 1738 days ago · 137 km deep · 58 km away
  52. 1.650 km ENE of Susitna North, Alaska · 1737 days ago · 25 km deep · 83 km away
  53. 2.113 km N of Cantwell, Alaska · 1737 days ago · 13 km deep · 51 km away
  54. 1.664 km SE of Denali National Park, Alaska · 1737 days ago · 128 km deep · 75 km away
  55. 1.860 km ESE of Denali National Park, Alaska · 1737 days ago · 128 km deep · 65 km away
  56. 1.628 km NNE of Petersville, Alaska · 1737 days ago · 83 km deep · 72 km away
  57. 1.55 km NNW of Trapper Creek, Alaska · 1737 days ago · 16 km deep · 92 km away
  58. 2.39 km WSW of Healy, Alaska · 1736 days ago · 115 km deep · 83 km away
  59. 1.746 km W of Cantwell, Alaska · 1735 days ago · 93 km deep · 35 km away
  60. 1.839 km SSW of Cantwell, Alaska · 1735 days ago · 12 km deep · 5 km away

The first 60 of at least 201.

Before

  1. 1.532 km WNW of Cantwell, Alaska · 1753 days ago · 103 km deep · 45 km away
  2. 1.552 km NNW of Petersville, Alaska · 1754 days ago · 125 km deep · 84 km away
  3. 2.663 km N of Petersville, Alaska · 1754 days ago · 129 km deep · 80 km away
  4. 1.534 km WSW of Denali Park, Alaska · 1754 days ago · 124 km deep · 64 km away
  5. 1.651 km NNW of Petersville, Alaska · 1755 days ago · 104 km deep · 88 km away
  6. 1.754 km SSW of Cantwell, Alaska · 1755 days ago · 86 km deep · 14 km away
  7. 1.963 km ESE of Denali Park, Alaska · 1755 days ago · 2 km deep · 100 km away
  8. 1.521 km NNE of Petersville, Alaska · 1755 days ago · 71 km deep · 75 km away
  9. 1.661 km SE of Denali National Park, Alaska · 1755 days ago · 131 km deep · 77 km away
  10. 1.636 km NE of Chase, Alaska · 1755 days ago · 62 km deep · 48 km away
  11. 2.138 km NNW of Petersville, Alaska · 1755 days ago · 105 km deep · 88 km away
  12. 1.531 km NE of Chase, Alaska · 1755 days ago · 65 km deep · 49 km away
  13. 1.669 km ESE of Denali National Park, Alaska · 1756 days ago · 124 km deep · 58 km away
  14. 1.556 km NNW of Petersville, Alaska · 1756 days ago · 104 km deep · 97 km away
  15. 1.67 km NNW of Trapper Creek, Alaska · 1756 days ago · 63 km deep · 90 km away
  16. 1.568 km N of Petersville, Alaska · 1756 days ago · 106 km deep · 62 km away
  17. 1.868 km W of Cantwell, Alaska · 1756 days ago · 131 km deep · 58 km away
  18. 2.570 km SSE of Cantwell, Alaska · 1756 days ago · 62 km deep · 67 km away
  19. 1.760 km SE of Denali National Park, Alaska · 1757 days ago · 129 km deep · 78 km away
  20. 1.536 km SE of Denali National Park, Alaska · 1757 days ago · 8 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021fsybxar. Read Sun, Sep 27, 2026, 4:32 PM UTC.