Alaska earthquakes

M1.9 earthquake 65 km WSW of Delta Junction, Alaska

A magnitude 1.9 earthquake struck 65 km WSW of Delta Junction, Alaska on Tue, Sep 28, 2021, 6:04 AM AKDT (14:04 UTC), 0 km (0 mi) below the surface.

Automatic solution: the magnitude and location may still be revised.

A larger quake followed: M4.1 31 km SW of Salcha, Alaska. This one was a foreshock.

Fort Greely 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
1.9 (ml), micro
Local time
UTC
2021-09-28 14:04:06 UTC
Depth
0.1 km (0.1 mi), shallow
Epicenter
63.749° N, 146.901° W
Region
Alaska
Tsunami flag
No
Status
Automatic solution, may be revised

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

An automatic solution; a seismologist may revise it.

Stations used
23

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 58 in the 60 days after this one and 31 in the 30 days before it.

After

  1. 1.574 km E of Cantwell, Alaska · 1824 days ago · 32 km deep · 41 km away
  2. 1.822 km ENE of Denali Park, Alaska · 1824 days ago · 87 km deep · 77 km away
  3. 1.529 km NNE of Paxson, Alaska · 1823 days ago · 7 km deep · 85 km away
  4. 1.571 km E of Cantwell, Alaska · 1823 days ago · 3 km deep · 46 km away
  5. 1.627 km NNE of Paxson, Alaska · 1822 days ago · 4 km deep · 85 km away
  6. 1.827 km NNE of Paxson, Alaska · 1821 days ago · 3 km deep · 85 km away · felt by 1
  7. 1.753 km ENE of Cantwell, Alaska · 1820 days ago · 2 km deep · 56 km away
  8. 2.482 km ESE of Denali Park, Alaska · 1818 days ago · 13 km deep · 25 km away
  9. 2.383 km E of Denali Park, Alaska · 1818 days ago · 13 km deep · 24 km away
  10. 1.784 km ESE of Denali Park, Alaska · 1817 days ago · 4 km deep · 24 km away
  11. 2.083 km ESE of Denali Park, Alaska · 1817 days ago · 5 km deep · 30 km away
  12. 2.584 km ESE of Denali Park, Alaska · 1815 days ago · 3 km deep · 25 km away
  13. 1.729 km NE of Paxson, Alaska · 1814 days ago · 5 km deep · 95 km away
  14. 1.916 km ENE of Cantwell, Alaska · 1814 days ago · 90 km deep · 93 km away
  15. 1.6Central Alaska · 1813 days ago · 1 km deep · 25 km away
  16. 1.532 km NE of Paxson, Alaska · 1812 days ago · 10 km deep · 94 km away
  17. 3.528 km N of Paxson, Alaska · 1812 days ago · 5 km deep · 83 km away · felt by 1
  18. 1.524 km ENE of Denali Park, Alaska · 1808 days ago · 102 km deep · 78 km away
  19. 1.730 km NE of Paxson, Alaska · 1807 days ago · 2 km deep · 95 km away
  20. 1.96 km ESE of Healy, Alaska · 1806 days ago · 113 km deep · 95 km away
  21. 1.574 km ESE of Denali Park, Alaska · 1804 days ago · 1 km deep · 35 km away
  22. 1.57 km NNW of Harding-Birch Lakes, Alaska · 1802 days ago · 4 km deep · 76 km away
  23. 1.645 km E of Denali Park, Alaska · 1802 days ago · 81 km deep · 54 km away
  24. 1.610 km W of Salcha, Alaska · 1802 days ago · 0 km deep · 88 km away
  25. 2.6Central Alaska · 1800 days ago · 8 km deep · 75 km away
  26. 1.977 km SW of Fort Greely, Alaska · 1800 days ago · 0 km deep · 25 km away
  27. 1.543 km SW of Salcha, Alaska · 1799 days ago · 10 km deep · 57 km away
  28. 3.38 km NW of Harding-Birch Lakes, Alaska · 1799 days ago · 8 km deep · 77 km away · felt by 11
  29. 1.66 km NE of Healy, Alaska · 1798 days ago · 106 km deep · 98 km away
  30. 1.814 km WSW of Salcha, Alaska · 1797 days ago · 8 km deep · 84 km away
  31. 1.675 km ESE of Denali Park, Alaska · 1797 days ago · 5 km deep · 32 km away
  32. 1.78 km NW of Harding-Birch Lakes, Alaska · 1796 days ago · 5 km deep · 77 km away
  33. 2.169 km E of Denali Park, Alaska · 1795 days ago · 74 km deep · 34 km away
  34. 2.376 km E of Denali Park, Alaska · 1791 days ago · 80 km deep · 28 km away
  35. 2.4Central Alaska · 1790 days ago · 17 km deep · 51 km away
  36. 1.688 km SW of Delta Junction, Alaska · 1790 days ago · 0 km deep · 26 km away
  37. 1.527 km NNE of Paxson, Alaska · 1787 days ago · 5 km deep · 86 km away
  38. 1.529 km NNE of Paxson, Alaska · 1787 days ago · 4 km deep · 88 km away
  39. 1.529 km NNE of Paxson, Alaska · 1787 days ago · 6 km deep · 86 km away
  40. 2.210 km NW of Harding-Birch Lakes, Alaska · 1786 days ago · 11 km deep · 77 km away · felt by 1
  41. 3.132 km WSW of Salcha, Alaska · 1786 days ago · 8 km deep · 78 km away · felt by 46
  42. 4.131 km SW of Salcha, Alaska · 1786 days ago · 8 km deep · 73 km away · felt by 179
  43. 1.528 km WSW of Salcha, Alaska · 1786 days ago · 2 km deep · 79 km away
  44. 1.928 km WSW of Salcha, Alaska · 1786 days ago · 11 km deep · 79 km away
  45. 1.58 km NW of Harding-Birch Lakes, Alaska · 1786 days ago · 4 km deep · 76 km away
  46. 1.561 km ESE of Denali Park, Alaska · 1785 days ago · 5 km deep · 46 km away
  47. 2.241 km SSW of South Van Horn, Alaska · 1784 days ago · 7 km deep · 94 km away
  48. 1.830 km WSW of Salcha, Alaska · 1783 days ago · 6 km deep · 78 km away
  49. 1.540 km SE of Cantwell, Alaska · 1782 days ago · 75 km deep · 94 km away
  50. 1.528 km WSW of Salcha, Alaska · 1782 days ago · 15 km deep · 81 km away
  51. 2.331 km NNE of Paxson, Alaska · 1780 days ago · 6 km deep · 89 km away
  52. 2.068 km E of Cantwell, Alaska · 1779 days ago · 67 km deep · 52 km away
  53. 1.674 km ESE of Denali Park, Alaska · 1774 days ago · 5 km deep · 34 km away
  54. 1.628 km NNE of Paxson, Alaska · 1773 days ago · 8 km deep · 87 km away
  55. 2.472 km ESE of Denali Park, Alaska · 1772 days ago · 3 km deep · 38 km away
  56. 1.666 km ENE of Cantwell, Alaska · 1770 days ago · 8 km deep · 45 km away
  57. 1.534 km E of Clear, Alaska, Alaska · 1767 days ago · 4 km deep · 98 km away
  58. 1.83 km ENE of Healy, Alaska · 1767 days ago · 104 km deep · 99 km away

Before

  1. 1.984 km SW of Delta Junction, Alaska · 1828 days ago · 68 km deep · 20 km away
  2. 2.08 km NW of Harding-Birch Lakes, Alaska · 1829 days ago · 10 km deep · 77 km away
  3. 1.815 km NNE of Healy, Alaska · 1831 days ago · 113 km deep · 97 km away
  4. 1.633 km NE of Paxson, Alaska · 1833 days ago · 10 km deep · 94 km away
  5. 2.049 km ESE of Nenana, Alaska · 1834 days ago · 15 km deep · 93 km away
  6. 1.634 km NNE of Paxson, Alaska · 1834 days ago · 9 km deep · 94 km away
  7. 3.18 km NW of Harding-Birch Lakes, Alaska · 1835 days ago · 8 km deep · 76 km away · felt by 5
  8. 1.910 km NNW of Harding-Birch Lakes, Alaska · 1837 days ago · 4 km deep · 79 km away
  9. 1.59 km NNW of Harding-Birch Lakes, Alaska · 1837 days ago · 5 km deep · 78 km away
  10. 1.88 km NW of Harding-Birch Lakes, Alaska · 1837 days ago · 0 km deep · 76 km away
  11. 1.99 km NW of Harding-Birch Lakes, Alaska · 1838 days ago · 5 km deep · 78 km away
  12. 2.89 km NW of Harding-Birch Lakes, Alaska · 1838 days ago · 6 km deep · 77 km away · felt by 1
  13. 2.08 km NNW of Harding-Birch Lakes, Alaska · 1838 days ago · 2 km deep · 77 km away · felt by 2
  14. 1.56 km WNW of Harding-Birch Lakes, Alaska · 1838 days ago · 4 km deep · 72 km away
  15. 1.77 km NNW of Harding-Birch Lakes, Alaska · 1838 days ago · 0 km deep · 76 km away · felt by 2
  16. 2.087 km WNW of Paxson, Alaska · 1838 days ago · 0 km deep · 27 km away
  17. 2.49 km NW of Harding-Birch Lakes, Alaska · 1839 days ago · 7 km deep · 75 km away · felt by 4
  18. 1.881 km SW of Delta Junction, Alaska · 1839 days ago · 0 km deep · 20 km away · felt by 1
  19. 1.68 km NNW of Harding-Birch Lakes, Alaska · 1839 days ago · 0 km deep · 77 km away
  20. 1.97 km NNW of Harding-Birch Lakes, Alaska · 1839 days ago · 3 km deep · 76 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021cgezzp4. Read Sat, Sep 26, 2026, 8:48 PM UTC.