Alaska earthquakes

M1.7 earthquake 41 km N of Sutton-Alpine, Alaska

A magnitude 1.7 earthquake struck 41 km N of Sutton-Alpine, Alaska on Mon, Dec 20, 2021, 9:29 AM AKST (18:29 UTC), 25 km (16 mi) below the surface.

A larger quake followed: M5.2 72 km S of Cantwell, Alaska. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.7 (ml), micro
Local time
UTC
2021-12-20 18:29:45 UTC
Depth
25.0 km (15.5 mi), shallow
Epicenter
62.143° N, 148.879° 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
70

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 145 in the 60 days after this one and 91 in the 30 days before it.

After

  1. 1.641 km S of Glacier View, Alaska · 1738 days ago · 13 km deep · 97 km away
  2. 1.516 km NE of Willow, Alaska · 1738 days ago · 58 km deep · 59 km away
  3. 1.556 km NE of Susitna North, Alaska · 1738 days ago · 3 km deep · 37 km away
  4. 2.39 km ENE of Big Lake, Alaska · 1738 days ago · 51 km deep · 82 km away · felt by 4
  5. 2.246 km NE of Chase, Alaska · 1737 days ago · 72 km deep · 77 km away
  6. 1.657 km S of Cantwell, Alaska · 1736 days ago · 66 km deep · 82 km away
  7. 2.64 km S of Houston, Alaska · 1736 days ago · 19 km deep · 78 km away · felt by 2
  8. 1.616 km SW of Trapper Creek, Alaska · 1735 days ago · 11 km deep · 84 km away
  9. 1.577 km N of Chickaloon, Alaska · 1735 days ago · 46 km deep · 50 km away
  10. 1.534 km SSE of Chickaloon, Alaska · 1734 days ago · 29 km deep · 79 km away
  11. 1.650 km ENE of Susitna North, Alaska · 1734 days ago · 25 km deep · 26 km away
  12. 1.65 km NNE of Point MacKenzie, Alaska · 1734 days ago · 45 km deep · 99 km away
  13. 1.55 km NNW of Trapper Creek, Alaska · 1734 days ago · 16 km deep · 76 km away
  14. 1.522 km WNW of Willow, Alaska · 1733 days ago · 60 km deep · 89 km away
  15. 1.84 km SSE of Big Lake, Alaska · 1732 days ago · 41 km deep · 92 km away
  16. 2.134 km SW of Glacier View, Alaska · 1732 days ago · 22 km deep · 78 km away
  17. 1.836 km NE of Susitna North, Alaska · 1731 days ago · 55 km deep · 36 km away
  18. 1.616 km ESE of Glacier View, Alaska · 1731 days ago · 26 km deep · 91 km away
  19. 1.55 km ESE of Big Lake, Alaska · 1730 days ago · 25 km deep · 89 km away
  20. 2.836 km NNW of Glacier View, Alaska · 1730 days ago · 24 km deep · 45 km away
  21. 1.62 km E of Big Lake, Alaska · 1730 days ago · 35 km deep · 88 km away
  22. 2.031 km SSW of Glacier View, Alaska · 1729 days ago · 27 km deep · 87 km away
  23. 2.210 km ESE of Talkeetna, Alaska · 1728 days ago · 2 km deep · 57 km away
  24. 1.76 km NW of Big Lake, Alaska · 1728 days ago · 41 km deep · 88 km away
  25. 1.916 km WNW of Trapper Creek, Alaska · 1728 days ago · 64 km deep · 89 km away
  26. 1.534 km ENE of Susitna North, Alaska · 1727 days ago · 36 km deep · 21 km away
  27. 1.515 km S of Susitna North, Alaska · 1727 days ago · 44 km deep · 54 km away
  28. 1.552 km NE of Chase, Alaska · 1726 days ago · 72 km deep · 80 km away
  29. 1.612 km NE of Susitna North, Alaska · 1726 days ago · 55 km deep · 43 km away
  30. 2.12 km S of Houston, Alaska · 1726 days ago · 33 km deep · 77 km away
  31. 2.115 km WNW of Eureka Roadhouse, Alaska · 1725 days ago · 25 km deep · 77 km away
  32. 1.54 km SW of Big Lake, Alaska · 1725 days ago · 28 km deep · 94 km away
  33. 3.011 km E of Willow, Alaska · 1725 days ago · 50 km deep · 66 km away · felt by 4
  34. 1.650 km ENE of Chase, Alaska · 1725 days ago · 60 km deep · 48 km away
  35. 1.62 km SE of Big Lake, Alaska · 1725 days ago · 53 km deep · 89 km away
  36. 2.576 km N of Chickaloon, Alaska · 1725 days ago · 36 km deep · 49 km away
  37. 2.90 km E of Big Lake, Alaska · 1723 days ago · 8 km deep · 89 km away · felt by 10
  38. 1.87 km NNW of Big Lake, Alaska · 1723 days ago · 39 km deep · 86 km away
  39. 1.512 km SW of Knik River, Alaska · 1723 days ago · 22 km deep · 86 km away
  40. 1.813 km NE of Chase, Alaska · 1723 days ago · 64 km deep · 71 km away
  41. 1.639 km E of Skwentna, Alaska · 1722 days ago · 2 km deep · 94 km away
  42. 1.524 km NNW of Eureka Roadhouse, Alaska · 1722 days ago · 26 km deep · 76 km away
  43. 2.69 km WNW of Fishhook, Alaska · 1721 days ago · 34 km deep · 49 km away · felt by 1
  44. 2.26 km NW of Meadow Lakes, Alaska · 1721 days ago · 35 km deep · 67 km away
  45. 1.63 km ENE of Big Lake, Alaska · 1721 days ago · 45 km deep · 86 km away
  46. 2.215 km N of Fishhook, Alaska · 1720 days ago · 11 km deep · 34 km away · felt by 1
  47. 1.922 km ENE of Willow, Alaska · 1719 days ago · 11 km deep · 53 km away
  48. 1.947 km NNE of Chase, Alaska · 1719 days ago · 74 km deep · 94 km away
  49. 1.810 km SSE of Talkeetna, Alaska · 1719 days ago · 15 km deep · 61 km away
  50. 1.56 km SSE of Knik, Alaska · 1718 days ago · 26 km deep · 92 km away
  51. 3.657 km SSW of Cantwell, Alaska · 1718 days ago · 67 km deep · 87 km away · felt by 3
  52. 1.573 km N of Chickaloon, Alaska · 1718 days ago · 34 km deep · 45 km away
  53. 2.015 km NNE of Willow, Alaska · 1718 days ago · 40 km deep · 63 km away
  54. 2.115 km S of Susitna North, Alaska · 1717 days ago · 51 km deep · 52 km away
  55. 1.626 km NNE of Chickaloon, Alaska · 1717 days ago · 12 km deep · 35 km away
  56. 1.714 km ESE of Knik River, Alaska · 1717 days ago · 27 km deep · 84 km away
  57. 2.022 km ENE of Susitna North, Alaska · 1716 days ago · 44 km deep · 33 km away
  58. 1.920 km N of Meadow Lakes, Alaska · 1716 days ago · 45 km deep · 54 km away
  59. 1.726 km N of Sutton-Alpine, Alaska · 1716 days ago · 5 km deep · 15 km away
  60. 1.616 km SSE of Susitna North, Alaska · 1715 days ago · 42 km deep · 49 km away

The first 60 of 145.

Before

  1. 1.568 km SE of Cantwell, Alaska · 1739 days ago · 61 km deep · 90 km away
  2. 1.57 km SSW of Big Lake, Alaska · 1740 days ago · 31 km deep · 97 km away
  3. 1.58 km N of Tanaina, Alaska · 1742 days ago · 28 km deep · 57 km away
  4. 1.65 km NW of Knik, Alaska · 1742 days ago · 37 km deep · 87 km away
  5. 1.824 km WNW of Willow, Alaska · 1742 days ago · 45 km deep · 88 km away
  6. 1.810 km NE of Knik River, Alaska · 1742 days ago · 20 km deep · 68 km away
  7. 1.829 km SSE of Chickaloon, Alaska · 1742 days ago · 22 km deep · 73 km away
  8. 1.6Southern Alaska · 1743 days ago · 10 km deep · 90 km away
  9. 2.012 km NE of Susitna North, Alaska · 1743 days ago · 48 km deep · 42 km away
  10. 2.333 km WNW of Willow, Alaska · 1743 days ago · 58 km deep · 98 km away
  11. 2.349 km NNW of Chickaloon, Alaska · 1745 days ago · 19 km deep · 14 km away
  12. 1.99 km S of Trapper Creek, Alaska · 1745 days ago · 53 km deep · 69 km away
  13. 2.726 km ESE of Susitna North, Alaska · 1746 days ago · 38 km deep · 31 km away
  14. 1.534 km NNW of Sutton-Alpine, Alaska · 1746 days ago · 39 km deep · 12 km away
  15. 1.645 km N of Chickaloon, Alaska · 1746 days ago · 27 km deep · 18 km away
  16. 1.621 km ESE of Chase, Alaska · 1746 days ago · 61 km deep · 52 km away
  17. 1.647 km N of Chickaloon, Alaska · 1746 days ago · 34 km deep · 20 km away
  18. 1.52 km SSE of Houston, Alaska · 1747 days ago · 53 km deep · 76 km away
  19. 2.860 km N of Chickaloon, Alaska · 1747 days ago · 41 km deep · 32 km away
  20. 1.656 km S of Cantwell, Alaska · 1747 days ago · 69 km deep · 83 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021g9r4yv4. Read Thu, Sep 24, 2026, 10:54 AM UTC.