Alaska earthquakes

M1.7 earthquake 33 km WNW of Nanwalek, Alaska

A magnitude 1.7 earthquake struck 33 km WNW of Nanwalek, Alaska on Sat, Nov 20, 2021, 3:41 AM AKST (12:41 UTC), 68 km (42 mi) below the surface.

A larger quake followed: M5.9 58 km E of Port Alsworth, 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
2021-11-20 12:41:17 UTC
Depth
67.6 km (42.0 mi), shallow
Epicenter
59.503° N, 152.427° 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
36

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 202 in the 60 days after this one and at least 200 in the 30 days before it.

After

  1. 1.765 km WNW of Anchor Point, Alaska · 1773 days ago · 118 km deep · 56 km away
  2. 1.944 km W of Nanwalek, Alaska · 1773 days ago · 78 km deep · 21 km away
  3. 1.842 km WNW of Anchor Point, Alaska · 1773 days ago · 86 km deep · 43 km away
  4. 1.850 km E of Pedro Bay, Alaska · 1773 days ago · 116 km deep · 61 km away
  5. 1.638 km E of Pedro Bay, Alaska · 1773 days ago · 118 km deep · 65 km away
  6. 1.613 km ENE of Ninilchik, Alaska · 1773 days ago · 63 km deep · 87 km away
  7. 2.144 km WNW of Anchor Point, Alaska · 1773 days ago · 86 km deep · 42 km away
  8. 1.842 km W of Anchor Point, Alaska · 1773 days ago · 92 km deep · 34 km away
  9. 1.965 km ENE of Pedro Bay, Alaska · 1772 days ago · 111 km deep · 70 km away
  10. 1.956 km WNW of Happy Valley, Alaska · 1772 days ago · 105 km deep · 65 km away
  11. 3.860 km SW of Nanwalek, Alaska · 1772 days ago · 71 km deep · 59 km away · felt by 2
  12. 1.622 km NW of Ninilchik, Alaska · 1772 days ago · 78 km deep · 78 km away
  13. 2.541 km WNW of Nanwalek, Alaska · 1772 days ago · 72 km deep · 11 km away
  14. 3.155 km SSW of Nanwalek, Alaska · 1772 days ago · 51 km deep · 71 km away
  15. 2.455 km W of Anchor Point, Alaska · 1772 days ago · 88 km deep · 38 km away
  16. 1.637 km WNW of Ninilchik, Alaska · 1772 days ago · 93 km deep · 74 km away
  17. 1.843 km W of Happy Valley, Alaska · 1772 days ago · 97 km deep · 58 km away
  18. 1.950 km ENE of Pedro Bay, Alaska · 1772 days ago · 129 km deep · 76 km away
  19. 2.01 km NE of Anchor Point, Alaska · 1772 days ago · 58 km deep · 46 km away
  20. 1.551 km WNW of Ninilchik, Alaska · 1771 days ago · 89 km deep · 88 km away
  21. 1.529 km WSW of Anchor Point, Alaska · 1771 days ago · 65 km deep · 17 km away
  22. 1.863 km WNW of Happy Valley, Alaska · 1771 days ago · 105 km deep · 75 km away
  23. 1.630 km WSW of Anchor Point, Alaska · 1771 days ago · 79 km deep · 18 km away
  24. 1.67 km E of Happy Valley, Alaska · 1771 days ago · 59 km deep · 68 km away
  25. 2.260 km ESE of Pedro Bay, Alaska · 1771 days ago · 105 km deep · 39 km away
  26. 1.960 km WNW of Anchor Point, Alaska · 1771 days ago · 94 km deep · 55 km away
  27. 1.944 km W of Nanwalek, Alaska · 1771 days ago · 85 km deep · 21 km away
  28. 1.87 km WNW of Nanwalek, Alaska · 1771 days ago · 74 km deep · 25 km away
  29. 2.370 km WNW of Ninilchik, Alaska · 1771 days ago · 133 km deep · 90 km away
  30. 2.263 km WNW of Happy Valley, Alaska · 1771 days ago · 110 km deep · 73 km away
  31. 1.868 km SE of Pope-Vannoy Landing, Alaska · 1770 days ago · 92 km deep · 88 km away
  32. 1.662 km ESE of Pedro Bay, Alaska · 1770 days ago · 92 km deep · 38 km away
  33. 1.853 km ESE of Pedro Bay, Alaska · 1770 days ago · 103 km deep · 47 km away
  34. 1.813 km WNW of Clam Gulch, Alaska · 1770 days ago · 63 km deep · 99 km away
  35. 1.967 km E of Port Alsworth, Alaska · 1770 days ago · 138 km deep · 91 km away
  36. 1.632 km WNW of Ninilchik, Alaska · 1770 days ago · 77 km deep · 79 km away
  37. 1.856 km SE of Port Graham, Alaska · 1770 days ago · 63 km deep · 93 km away
  38. 1.760 km E of Port Alsworth, Alaska · 1770 days ago · 131 km deep · 87 km away
  39. 1.868 km SE of Pope-Vannoy Landing, Alaska · 1770 days ago · 87 km deep · 73 km away
  40. 2.356 km WNW of Ninilchik, Alaska · 1770 days ago · 94 km deep · 87 km away
  41. 1.554 km NW of Ninilchik, Alaska · 1770 days ago · 102 km deep · 99 km away
  42. 1.859 km SE of Pedro Bay, Alaska · 1770 days ago · 101 km deep · 61 km away
  43. 1.5Southern Alaska · 1769 days ago · 75 km deep · 31 km away
  44. 1.587 km NNW of Aleneva, Alaska · 1769 days ago · 76 km deep · 90 km away
  45. 1.563 km WNW of Anchor Point, Alaska · 1769 days ago · 109 km deep · 60 km away
  46. 1.562 km E of Pedro Bay, Alaska · 1769 days ago · 87 km deep · 43 km away
  47. 2.343 km NE of Pedro Bay, Alaska · 1769 days ago · 157 km deep · 85 km away
  48. 1.528 km WNW of Happy Valley, Alaska · 1769 days ago · 74 km deep · 63 km away
  49. 1.838 km WNW of Nanwalek, Alaska · 1769 days ago · 69 km deep · 12 km away
  50. 1.866 km E of Port Alsworth, Alaska · 1769 days ago · 127 km deep · 84 km away
  51. 1.637 km W of Nanwalek, Alaska · 1769 days ago · 81 km deep · 13 km away
  52. 1.712 km NE of Ninilchik, Alaska · 1769 days ago · 47 km deep · 86 km away
  53. 1.848 km WNW of Nanwalek, Alaska · 1769 days ago · 74 km deep · 17 km away
  54. 1.961 km WNW of Nanwalek, Alaska · 1769 days ago · 97 km deep · 28 km away
  55. 1.544 km W of Ninilchik, Alaska · 1768 days ago · 82 km deep · 69 km away
  56. 1.834 km E of Pedro Bay, Alaska · 1768 days ago · 128 km deep · 68 km away
  57. 1.754 km WNW of Anchor Point, Alaska · 1768 days ago · 99 km deep · 47 km away
  58. 1.959 km SSW of Nanwalek, Alaska · 1768 days ago · 64 km deep · 69 km away
  59. 1.622 km NW of Fox River, Alaska · 1768 days ago · 50 km deep · 84 km away
  60. 2.242 km ENE of Pedro Bay, Alaska · 1768 days ago · 133 km deep · 69 km away

The first 60 of at least 202.

Before

  1. 1.528 km W of Anchor Point, Alaska · 1773 days ago · 77 km deep · 31 km away
  2. 2.4Southern Alaska · 1774 days ago · 109 km deep · 67 km away
  3. 1.872 km E of Port Alsworth, Alaska · 1774 days ago · 112 km deep · 81 km away
  4. 1.755 km WNW of Nanwalek, Alaska · 1774 days ago · 87 km deep · 25 km away
  5. 1.641 km NW of Ninilchik, Alaska · 1774 days ago · 90 km deep · 95 km away
  6. 2.035 km ENE of Pedro Bay, Alaska · 1774 days ago · 135 km deep · 71 km away
  7. 1.943 km E of Pedro Bay, Alaska · 1774 days ago · 117 km deep · 58 km away
  8. 2.434 km S of Port Graham, Alaska · 1775 days ago · 50 km deep · 60 km away
  9. 2.969 km E of Port Alsworth, Alaska · 1775 days ago · 133 km deep · 91 km away
  10. 2.051 km SSW of Nanwalek, Alaska · 1775 days ago · 52 km deep · 61 km away
  11. 1.866 km SE of Pedro Bay, Alaska · 1775 days ago · 94 km deep · 60 km away
  12. 2.661 km WNW of Anchor Point, Alaska · 1775 days ago · 102 km deep · 55 km away
  13. 1.714 km W of Ninilchik, Alaska · 1775 days ago · 73 km deep · 70 km away
  14. 2.862 km E of Port Alsworth, Alaska · 1775 days ago · 136 km deep · 88 km away
  15. 1.667 km WNW of Happy Valley, Alaska · 1775 days ago · 98 km deep · 69 km away
  16. 2.034 km ENE of Pedro Bay, Alaska · 1775 days ago · 131 km deep · 75 km away
  17. 2.238 km SE of Pedro Bay, Alaska · 1775 days ago · 117 km deep · 64 km away
  18. 2.057 km ENE of Pedro Bay, Alaska · 1776 days ago · 121 km deep · 75 km away
  19. 2.138 km WNW of Happy Valley, Alaska · 1776 days ago · 95 km deep · 59 km away
  20. 2.169 km WNW of Happy Valley, Alaska · 1776 days ago · 110 km deep · 71 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021ew1igyp. Read Mon, Sep 28, 2026, 1:26 PM UTC.