Alaska earthquakes

M1.9 earthquake 84 km SW of Delta Junction, Alaska

A magnitude 1.9 earthquake struck 84 km SW of Delta Junction, Alaska on Fri, Sep 24, 2021, 3:35 AM AKDT (11:35 UTC), 68 km (42 mi) below the surface.

A larger quake followed: M4.4 60 km SSE 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
1.9 (ml), micro
Local time
UTC
2021-09-24 11:35:11 UTC
Depth
67.5 km (41.9 mi), shallow
Epicenter
63.608° N, 147.135° 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
61

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 68 in the 60 days after this one and 33 in the 30 days before it.

After

  1. 1.965 km WSW of Delta Junction, Alaska · 1824 days ago · 0 km deep · 20 km away
  2. 1.574 km E of Cantwell, Alaska · 1824 days ago · 32 km deep · 22 km away
  3. 1.822 km ENE of Denali Park, Alaska · 1824 days ago · 87 km deep · 68 km away
  4. 1.529 km NNE of Paxson, Alaska · 1823 days ago · 7 km deep · 89 km away
  5. 1.571 km E of Cantwell, Alaska · 1823 days ago · 3 km deep · 27 km away
  6. 1.627 km NNE of Paxson, Alaska · 1822 days ago · 4 km deep · 88 km away
  7. 1.827 km NNE of Paxson, Alaska · 1821 days ago · 3 km deep · 89 km away · felt by 1
  8. 2.163 km SE of Cantwell, Alaska · 1820 days ago · 64 km deep · 91 km away
  9. 1.753 km ENE of Cantwell, Alaska · 1820 days ago · 2 km deep · 40 km away
  10. 2.482 km ESE of Denali Park, Alaska · 1818 days ago · 13 km deep · 7 km away
  11. 2.383 km E of Denali Park, Alaska · 1818 days ago · 13 km deep · 6 km away
  12. 1.784 km ESE of Denali Park, Alaska · 1817 days ago · 4 km deep · 5 km away
  13. 2.083 km ESE of Denali Park, Alaska · 1817 days ago · 5 km deep · 11 km away
  14. 1.811 km NNE of Cantwell, Alaska · 1817 days ago · 11 km deep · 87 km away
  15. 2.584 km ESE of Denali Park, Alaska · 1815 days ago · 3 km deep · 6 km away
  16. 1.729 km NE of Paxson, Alaska · 1814 days ago · 5 km deep · 98 km away
  17. 1.916 km ENE of Cantwell, Alaska · 1814 days ago · 90 km deep · 78 km away
  18. 1.864 km SE of Cantwell, Alaska · 1813 days ago · 69 km deep · 82 km away
  19. 1.6Central Alaska · 1813 days ago · 1 km deep · 6 km away
  20. 1.532 km NE of Paxson, Alaska · 1812 days ago · 10 km deep · 99 km away
  21. 3.528 km N of Paxson, Alaska · 1812 days ago · 5 km deep · 86 km away · felt by 1
  22. 1.661 km SSE of Cantwell, Alaska · 1808 days ago · 14 km deep · 100 km away
  23. 1.524 km ENE of Denali Park, Alaska · 1808 days ago · 102 km deep · 70 km away
  24. 1.730 km NE of Paxson, Alaska · 1807 days ago · 2 km deep · 99 km away
  25. 1.96 km ESE of Healy, Alaska · 1806 days ago · 113 km deep · 87 km away
  26. 1.5Central Alaska · 1805 days ago · 10 km deep · 98 km away
  27. 1.574 km ESE of Denali Park, Alaska · 1804 days ago · 1 km deep · 17 km away
  28. 1.57 km NNW of Harding-Birch Lakes, Alaska · 1802 days ago · 4 km deep · 94 km away
  29. 1.671 km SSE of Cantwell, Alaska · 1802 days ago · 62 km deep · 98 km away
  30. 1.645 km E of Denali Park, Alaska · 1802 days ago · 81 km deep · 44 km away
  31. 4.460 km SSE of Cantwell, Alaska · 1801 days ago · 72 km deep · 96 km away · felt by 43
  32. 2.6Central Alaska · 1800 days ago · 8 km deep · 92 km away
  33. 1.977 km SW of Fort Greely, Alaska · 1800 days ago · 0 km deep · 17 km away
  34. 1.543 km SW of Salcha, Alaska · 1799 days ago · 10 km deep · 69 km away
  35. 3.38 km NW of Harding-Birch Lakes, Alaska · 1799 days ago · 8 km deep · 94 km away · felt by 11
  36. 1.66 km NE of Healy, Alaska · 1798 days ago · 106 km deep · 91 km away
  37. 1.814 km WSW of Salcha, Alaska · 1797 days ago · 8 km deep · 99 km away
  38. 1.761 km SSE of Cantwell, Alaska · 1797 days ago · 12 km deep · 99 km away
  39. 1.675 km ESE of Denali Park, Alaska · 1797 days ago · 5 km deep · 15 km away
  40. 1.78 km NW of Harding-Birch Lakes, Alaska · 1796 days ago · 5 km deep · 94 km away
  41. 2.169 km E of Denali Park, Alaska · 1795 days ago · 74 km deep · 20 km away
  42. 2.376 km E of Denali Park, Alaska · 1791 days ago · 80 km deep · 13 km away
  43. 1.669 km SE of Cantwell, Alaska · 1791 days ago · 65 km deep · 96 km away
  44. 2.4Central Alaska · 1790 days ago · 17 km deep · 32 km away
  45. 1.688 km SW of Delta Junction, Alaska · 1790 days ago · 0 km deep · 7 km away
  46. 1.527 km NNE of Paxson, Alaska · 1787 days ago · 5 km deep · 89 km away
  47. 1.529 km NNE of Paxson, Alaska · 1787 days ago · 4 km deep · 92 km away
  48. 1.529 km NNE of Paxson, Alaska · 1787 days ago · 6 km deep · 90 km away
  49. 2.210 km NW of Harding-Birch Lakes, Alaska · 1786 days ago · 11 km deep · 94 km away · felt by 1
  50. 3.132 km WSW of Salcha, Alaska · 1786 days ago · 8 km deep · 90 km away · felt by 46
  51. 4.131 km SW of Salcha, Alaska · 1786 days ago · 8 km deep · 86 km away · felt by 179
  52. 1.528 km WSW of Salcha, Alaska · 1786 days ago · 2 km deep · 91 km away
  53. 1.928 km WSW of Salcha, Alaska · 1786 days ago · 11 km deep · 92 km away
  54. 1.58 km NW of Harding-Birch Lakes, Alaska · 1786 days ago · 4 km deep · 94 km away
  55. 2.860 km SSE of Cantwell, Alaska · 1785 days ago · 9 km deep · 99 km away · felt by 1
  56. 1.561 km ESE of Denali Park, Alaska · 1785 days ago · 5 km deep · 30 km away
  57. 1.830 km WSW of Salcha, Alaska · 1783 days ago · 6 km deep · 90 km away
  58. 1.540 km SE of Cantwell, Alaska · 1782 days ago · 75 km deep · 75 km away
  59. 1.528 km WSW of Salcha, Alaska · 1782 days ago · 15 km deep · 93 km away
  60. 2.331 km NNE of Paxson, Alaska · 1780 days ago · 6 km deep · 93 km away

The first 60 of 68.

Before

  1. 2.18 km NNE of Cantwell, Alaska · 1829 days ago · 10 km deep · 88 km away
  2. 2.08 km NW of Harding-Birch Lakes, Alaska · 1829 days ago · 10 km deep · 95 km away
  3. 1.815 km NNE of Healy, Alaska · 1831 days ago · 113 km deep · 92 km away
  4. 1.633 km NE of Paxson, Alaska · 1833 days ago · 10 km deep · 99 km away
  5. 2.049 km ESE of Nenana, Alaska · 1834 days ago · 15 km deep · 99 km away
  6. 1.634 km NNE of Paxson, Alaska · 1834 days ago · 9 km deep · 99 km away
  7. 3.18 km NW of Harding-Birch Lakes, Alaska · 1835 days ago · 8 km deep · 93 km away · felt by 5
  8. 2.132 km SE of Cantwell, Alaska · 1837 days ago · 73 km deep · 83 km away
  9. 1.910 km NNW of Harding-Birch Lakes, Alaska · 1837 days ago · 4 km deep · 96 km away
  10. 1.59 km NNW of Harding-Birch Lakes, Alaska · 1837 days ago · 5 km deep · 95 km away
  11. 1.88 km NW of Harding-Birch Lakes, Alaska · 1837 days ago · 0 km deep · 94 km away
  12. 1.99 km NW of Harding-Birch Lakes, Alaska · 1838 days ago · 5 km deep · 95 km away
  13. 2.89 km NW of Harding-Birch Lakes, Alaska · 1838 days ago · 6 km deep · 95 km away · felt by 1
  14. 2.08 km NNW of Harding-Birch Lakes, Alaska · 1838 days ago · 2 km deep · 94 km away · felt by 2
  15. 1.56 km WNW of Harding-Birch Lakes, Alaska · 1838 days ago · 4 km deep · 90 km away
  16. 1.77 km NNW of Harding-Birch Lakes, Alaska · 1838 days ago · 0 km deep · 94 km away · felt by 2
  17. 2.087 km WNW of Paxson, Alaska · 1838 days ago · 0 km deep · 10 km away
  18. 2.49 km NW of Harding-Birch Lakes, Alaska · 1838 days ago · 7 km deep · 93 km away · felt by 4
  19. 1.881 km SW of Delta Junction, Alaska · 1839 days ago · 0 km deep · 7 km away · felt by 1
  20. 1.68 km NNW of Harding-Birch Lakes, Alaska · 1839 days ago · 0 km deep · 94 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021c9r8yef. Read Sat, Sep 26, 2026, 8:31 PM UTC.