Alaska earthquakes

M1.8 earthquake 74 km WSW of Nanwalek, Alaska

A magnitude 1.8 earthquake struck 74 km WSW of Nanwalek, Alaska on Tue, Mar 23, 2021, 9:28 AM AKDT (17:28 UTC), 68 km (42 mi) below the surface.

A larger quake followed: M3.4 60 km ESE of Pedro Bay, 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
1.8 (ml), micro
Local time
UTC
2021-03-23 17:28:13 UTC
Depth
68.2 km (42.4 mi), shallow
Epicenter
59.056° N, 153.095° 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
64

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 200 in the 60 days after this one and 162 in the 30 days before it.

After

  1. 1.772 km S of Nanwalek, Alaska · 2011 days ago · 4 km deep · 66 km away
  2. 1.57 km N of Nanwalek, Alaska · 2011 days ago · 59 km deep · 79 km away
  3. 1.844 km WNW of Nanwalek, Alaska · 2010 days ago · 70 km deep · 49 km away
  4. 1.953 km S of Port Graham, Alaska · 2010 days ago · 52 km deep · 83 km away
  5. 1.553 km W of Nanwalek, Alaska · 2009 days ago · 86 km deep · 43 km away
  6. 1.853 km E of Pedro Bay, Alaska · 2009 days ago · 102 km deep · 77 km away
  7. 1.540 km SSW of Nanwalek, Alaska · 2007 days ago · 59 km deep · 54 km away
  8. 1.665 km ESE of Pedro Bay, Alaska · 2007 days ago · 108 km deep · 60 km away
  9. 2.025 km E of Pedro Bay, Alaska · 2007 days ago · 139 km deep · 90 km away
  10. 2.967 km NW of Aleneva, Alaska · 2007 days ago · 64 km deep · 62 km away
  11. 1.646 km ENE of Pedro Bay, Alaska · 2007 days ago · 127 km deep · 97 km away
  12. 1.768 km SE of Pedro Bay, Alaska · 2006 days ago · 82 km deep · 36 km away
  13. 1.857 km WNW of Nanwalek, Alaska · 2006 days ago · 100 km deep · 55 km away
  14. 2.342 km SW of Nanwalek, Alaska · 2006 days ago · 76 km deep · 37 km away
  15. 1.947 km E of Pedro Bay, Alaska · 2006 days ago · 113 km deep · 83 km away
  16. 1.557 km WNW of Anchor Point, Alaska · 2005 days ago · 109 km deep · 99 km away
  17. 1.932 km SE of Port Graham, Alaska · 2005 days ago · 66 km deep · 97 km away
  18. 1.642 km SSW of Nanwalek, Alaska · 2005 days ago · 62 km deep · 45 km away
  19. 1.659 km W of Nanwalek, Alaska · 2005 days ago · 94 km deep · 30 km away
  20. 1.751 km E of Pedro Bay, Alaska · 2005 days ago · 111 km deep · 87 km away
  21. 1.641 km ESE of Pope-Vannoy Landing, Alaska · 2005 days ago · 102 km deep · 57 km away
  22. 2.540 km WSW of Anchor Point, Alaska · 2005 days ago · 71 km deep · 78 km away
  23. 1.663 km E of Pedro Bay, Alaska · 2005 days ago · 103 km deep · 87 km away
  24. 1.531 km W of Nanwalek, Alaska · 2004 days ago · 68 km deep · 46 km away
  25. 1.753 km E of Pedro Bay, Alaska · 2004 days ago · 116 km deep · 89 km away
  26. 1.6Kodiak Island region, Alaska · 2004 days ago · 12 km deep · 38 km away
  27. 1.725 km W of Anchor Point, Alaska · 2004 days ago · 77 km deep · 89 km away
  28. 2.952 km W of Nanwalek, Alaska · 2003 days ago · 84 km deep · 35 km away
  29. 1.781 km SE of Pope-Vannoy Landing, Alaska · 2003 days ago · 6 km deep · 35 km away
  30. 2.653 km E of Pedro Bay, Alaska · 2003 days ago · 106 km deep · 75 km away
  31. 1.678 km WSW of Nanwalek, Alaska · 2003 days ago · 72 km deep · 13 km away
  32. 2.149 km WNW of Nanwalek, Alaska · 2003 days ago · 91 km deep · 49 km away
  33. 1.636 km WNW of Anchor Point, Alaska · 2002 days ago · 76 km deep · 98 km away
  34. 1.624 km W of Anchor Point, Alaska · 2002 days ago · 69 km deep · 94 km away
  35. 1.629 km WSW of Anchor Point, Alaska · 2002 days ago · 77 km deep · 81 km away
  36. 2.163 km SSE of Kokhanok, Alaska · 2002 days ago · 119 km deep · 67 km away
  37. 1.831 km W of Anchor Point, Alaska · 2002 days ago · 79 km deep · 86 km away
  38. 2.060 km W of Anchor Point, Alaska · 2002 days ago · 101 km deep · 87 km away
  39. 2.292 km SSE of Kokhanok, Alaska · 2001 days ago · 94 km deep · 77 km away
  40. 1.763 km E of Pedro Bay, Alaska · 2001 days ago · 101 km deep · 83 km away
  41. 1.953 km E of Pedro Bay, Alaska · 2001 days ago · 101 km deep · 79 km away
  42. 1.887 km SSE of Kokhanok, Alaska · 2001 days ago · 93 km deep · 69 km away
  43. 1.858 km ESE of Pedro Bay, Alaska · 2001 days ago · 110 km deep · 67 km away
  44. 1.765 km WNW of Nanwalek, Alaska · 2001 days ago · 91 km deep · 55 km away
  45. 2.593 km NW of Aleneva, Alaska · 2001 days ago · 86 km deep · 75 km away
  46. 2.958 km E of Pedro Bay, Alaska · 2001 days ago · 104 km deep · 72 km away
  47. 1.731 km ESE of Pedro Bay, Alaska · 2000 days ago · 125 km deep · 75 km away
  48. 1.756 km ESE of Pedro Bay, Alaska · 2000 days ago · 105 km deep · 59 km away
  49. 3.139 km SSW of Nanwalek, Alaska · 2000 days ago · 70 km deep · 48 km away
  50. 1.766 km SW of Nanwalek, Alaska · 2000 days ago · 69 km deep · 13 km away
  51. 1.8Kodiak Island region, Alaska · 1999 days ago · 76 km deep · 88 km away
  52. 1.770 km SW of Nanwalek, Alaska · 1998 days ago · 77 km deep · 37 km away
  53. 1.740 km ESE of Pope-Vannoy Landing, Alaska · 1998 days ago · 100 km deep · 58 km away
  54. 1.533 km WSW of Anchor Point, Alaska · 1998 days ago · 68 km deep · 82 km away
  55. 1.742 km E of Pedro Bay, Alaska · 1996 days ago · 121 km deep · 86 km away
  56. 1.560 km W of Anchor Point, Alaska · 1996 days ago · 96 km deep · 87 km away
  57. 1.592 km SE of Kokhanok, Alaska · 1996 days ago · 86 km deep · 55 km away
  58. 3.236 km ENE of Pedro Bay, Alaska · 1996 days ago · 136 km deep · 93 km away
  59. 1.747 km E of Pedro Bay, Alaska · 1996 days ago · 119 km deep · 88 km away
  60. 1.649 km W of Anchor Point, Alaska · 1996 days ago · 84 km deep · 79 km away

The first 60 of at least 200.

Before

  1. 1.651 km W of Nanwalek, Alaska · 2011 days ago · 82 km deep · 40 km away
  2. 1.643 km E of Pedro Bay, Alaska · 2011 days ago · 118 km deep · 88 km away
  3. 1.663 km SE of Kokhanok, Alaska · 2011 days ago · 113 km deep · 58 km away
  4. 1.758 km ENE of Pedro Bay, Alaska · 2012 days ago · 106 km deep · 99 km away
  5. 1.661 km ENE of Pedro Bay, Alaska · 2012 days ago · 110 km deep · 97 km away
  6. 4.241 km E of Pedro Bay, Alaska · 2012 days ago · 130 km deep · 89 km away · felt by 48 · tsunami flag
  7. 1.737 km W of Nanwalek, Alaska · 2013 days ago · 67 km deep · 40 km away
  8. 2.244 km ENE of Pedro Bay, Alaska · 2013 days ago · 137 km deep · 93 km away
  9. 2.1Kodiak Island region, Alaska · 2013 days ago · 74 km deep · 34 km away
  10. 1.646 km E of Pedro Bay, Alaska · 2014 days ago · 117 km deep · 87 km away
  11. 2.547 km E of Pedro Bay, Alaska · 2015 days ago · 122 km deep · 90 km away
  12. 1.883 km NNW of Aleneva, Alaska · 2015 days ago · 4 km deep · 50 km away
  13. 1.640 km W of Nanwalek, Alaska · 2015 days ago · 89 km deep · 47 km away
  14. 1.656 km E of Pedro Bay, Alaska · 2015 days ago · 102 km deep · 80 km away
  15. 1.6Kenai Peninsula, Alaska · 2015 days ago · 52 km deep · 81 km away
  16. 1.962 km ESE of Pedro Bay, Alaska · 2015 days ago · 110 km deep · 69 km away
  17. 1.928 km SE of Pedro Bay, Alaska · 2015 days ago · 123 km deep · 73 km away
  18. 1.858 km SE of Pedro Bay, Alaska · 2016 days ago · 101 km deep · 45 km away
  19. 2.232 km W of Nanwalek, Alaska · 2016 days ago · 70 km deep · 48 km away
  20. 1.958 km E of Pedro Bay, Alaska · 2016 days ago · 114 km deep · 73 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0213rwcus6. Read Thu, Sep 24, 2026, 1:07 PM UTC.