Alaska earthquakes

M1.8 earthquake 81 km SW of Delta Junction, Alaska

A magnitude 1.8 earthquake struck 81 km SW of Delta Junction, Alaska on Tue, Sep 14, 2021, 12:30 AM AKDT (08:30 UTC), 0 km (0 mi) below the surface.

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

A larger quake followed: M4.4 60 km SSE of Cantwell, 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
1.8 (ml), micro
Local time
UTC
2021-09-14 08:30:13 UTC
Depth
0.0 km (0.0 mi), shallow
Epicenter
63.573° N, 147.015° W
Region
Alaska
Felt reports
1
Tsunami flag
No
Status
Automatic solution, may be revised

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

An automatic solution; a seismologist may revise it.

Stations used
11

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 80 in the 60 days after this one and 20 in the 30 days before it.

After

  1. 2.49 km NW of Harding-Birch Lakes, Alaska · 1838 days ago · 7 km deep · 96 km away · felt by 4
  2. 2.087 km WNW of Paxson, Alaska · 1838 days ago · 0 km deep · 7 km away
  3. 1.77 km NNW of Harding-Birch Lakes, Alaska · 1838 days ago · 0 km deep · 96 km away · felt by 2
  4. 1.56 km WNW of Harding-Birch Lakes, Alaska · 1838 days ago · 4 km deep · 92 km away
  5. 2.08 km NNW of Harding-Birch Lakes, Alaska · 1837 days ago · 2 km deep · 97 km away · felt by 2
  6. 2.89 km NW of Harding-Birch Lakes, Alaska · 1837 days ago · 6 km deep · 98 km away · felt by 1
  7. 1.99 km NW of Harding-Birch Lakes, Alaska · 1837 days ago · 5 km deep · 98 km away
  8. 1.88 km NW of Harding-Birch Lakes, Alaska · 1837 days ago · 0 km deep · 96 km away
  9. 1.59 km NNW of Harding-Birch Lakes, Alaska · 1836 days ago · 5 km deep · 98 km away
  10. 1.910 km NNW of Harding-Birch Lakes, Alaska · 1836 days ago · 4 km deep · 99 km away
  11. 2.132 km SE of Cantwell, Alaska · 1836 days ago · 73 km deep · 86 km away
  12. 3.18 km NW of Harding-Birch Lakes, Alaska · 1834 days ago · 8 km deep · 96 km away · felt by 5
  13. 1.634 km NNE of Paxson, Alaska · 1834 days ago · 9 km deep · 92 km away
  14. 1.633 km NE of Paxson, Alaska · 1832 days ago · 10 km deep · 92 km away
  15. 1.815 km NNE of Healy, Alaska · 1830 days ago · 113 km deep · 99 km away
  16. 2.08 km NW of Harding-Birch Lakes, Alaska · 1829 days ago · 10 km deep · 97 km away
  17. 2.18 km NNE of Cantwell, Alaska · 1828 days ago · 10 km deep · 93 km away
  18. 1.984 km SW of Delta Junction, Alaska · 1828 days ago · 68 km deep · 7 km away
  19. 2.280 km NW of Lake Louise, Alaska · 1826 days ago · 0 km deep · 99 km away
  20. 1.965 km WSW of Delta Junction, Alaska · 1824 days ago · 0 km deep · 20 km away
  21. 1.574 km E of Cantwell, Alaska · 1823 days ago · 32 km deep · 24 km away
  22. 1.822 km ENE of Denali Park, Alaska · 1823 days ago · 87 km deep · 75 km away
  23. 1.529 km NNE of Paxson, Alaska · 1822 days ago · 7 km deep · 82 km away
  24. 1.571 km E of Cantwell, Alaska · 1822 days ago · 3 km deep · 30 km away
  25. 1.627 km NNE of Paxson, Alaska · 1821 days ago · 4 km deep · 81 km away
  26. 1.827 km NNE of Paxson, Alaska · 1821 days ago · 3 km deep · 82 km away · felt by 1
  27. 2.163 km SE of Cantwell, Alaska · 1819 days ago · 64 km deep · 92 km away
  28. 1.753 km ENE of Cantwell, Alaska · 1819 days ago · 2 km deep · 45 km away
  29. 2.482 km ESE of Denali Park, Alaska · 1817 days ago · 13 km deep · 13 km away
  30. 2.383 km E of Denali Park, Alaska · 1817 days ago · 13 km deep · 12 km away
  31. 1.784 km ESE of Denali Park, Alaska · 1817 days ago · 4 km deep · 11 km away
  32. 2.083 km ESE of Denali Park, Alaska · 1816 days ago · 5 km deep · 14 km away
  33. 1.811 km NNE of Cantwell, Alaska · 1816 days ago · 11 km deep · 92 km away
  34. 2.584 km ESE of Denali Park, Alaska · 1814 days ago · 3 km deep · 12 km away
  35. 1.729 km NE of Paxson, Alaska · 1813 days ago · 5 km deep · 92 km away
  36. 1.916 km ENE of Cantwell, Alaska · 1813 days ago · 90 km deep · 83 km away
  37. 1.864 km SE of Cantwell, Alaska · 1813 days ago · 69 km deep · 82 km away
  38. 1.6Central Alaska · 1813 days ago · 1 km deep · 12 km away
  39. 1.532 km NE of Paxson, Alaska · 1812 days ago · 10 km deep · 92 km away
  40. 3.528 km N of Paxson, Alaska · 1811 days ago · 5 km deep · 79 km away · felt by 1
  41. 1.524 km ENE of Denali Park, Alaska · 1808 days ago · 102 km deep · 77 km away
  42. 1.730 km NE of Paxson, Alaska · 1806 days ago · 2 km deep · 92 km away
  43. 1.96 km ESE of Healy, Alaska · 1805 days ago · 113 km deep · 94 km away
  44. 1.5Central Alaska · 1804 days ago · 10 km deep · 99 km away
  45. 1.574 km ESE of Denali Park, Alaska · 1804 days ago · 1 km deep · 22 km away
  46. 1.57 km NNW of Harding-Birch Lakes, Alaska · 1802 days ago · 4 km deep · 97 km away
  47. 1.671 km SSE of Cantwell, Alaska · 1802 days ago · 62 km deep · 98 km away
  48. 1.645 km E of Denali Park, Alaska · 1801 days ago · 81 km deep · 50 km away
  49. 4.460 km SSE of Cantwell, Alaska · 1800 days ago · 72 km deep · 97 km away · felt by 43
  50. 2.6Central Alaska · 1799 days ago · 8 km deep · 95 km away
  51. 1.977 km SW of Fort Greely, Alaska · 1799 days ago · 0 km deep · 10 km away
  52. 1.543 km SW of Salcha, Alaska · 1798 days ago · 10 km deep · 74 km away
  53. 3.38 km NW of Harding-Birch Lakes, Alaska · 1798 days ago · 8 km deep · 97 km away · felt by 11
  54. 1.66 km NE of Healy, Alaska · 1798 days ago · 106 km deep · 98 km away
  55. 1.761 km SSE of Cantwell, Alaska · 1796 days ago · 12 km deep · 100 km away
  56. 1.675 km ESE of Denali Park, Alaska · 1796 days ago · 5 km deep · 20 km away
  57. 1.78 km NW of Harding-Birch Lakes, Alaska · 1795 days ago · 5 km deep · 97 km away
  58. 2.169 km E of Denali Park, Alaska · 1794 days ago · 74 km deep · 26 km away
  59. 2.376 km E of Denali Park, Alaska · 1790 days ago · 80 km deep · 20 km away
  60. 1.669 km SE of Cantwell, Alaska · 1790 days ago · 65 km deep · 96 km away

The first 60 of 80.

Before

  1. 1.68 km NNW of Harding-Birch Lakes, Alaska · 1838 days ago · 0 km deep · 97 km away
  2. 1.97 km NNW of Harding-Birch Lakes, Alaska · 1838 days ago · 3 km deep · 97 km away
  3. 1.57 km NW of Harding-Birch Lakes, Alaska · 1838 days ago · 0 km deep · 95 km away · felt by 4
  4. 1.99 km NNW of Harding-Birch Lakes, Alaska · 1838 days ago · 4 km deep · 98 km away · felt by 7
  5. 4.99 km NW of Harding-Birch Lakes, Alaska · 1838 days ago · 4 km deep · 97 km away · felt by 1,086
  6. 1.737 km NE of Paxson, Alaska · 1839 days ago · 5 km deep · 96 km away
  7. 1.913 km NE of Healy, Alaska · 1841 days ago · 114 km deep · 97 km away
  8. 2.132 km ENE of Cantwell, Alaska · 1841 days ago · 0 km deep · 66 km away
  9. 1.658 km SSE of Cantwell, Alaska · 1842 days ago · 72 km deep · 95 km away
  10. 1.781 km ESE of Denali Park, Alaska · 1842 days ago · 2 km deep · 15 km away
  11. 1.736 km ENE of Ferry, Alaska · 1843 days ago · 13 km deep · 95 km away
  12. 1.915 km NE of Cantwell, Alaska · 1843 days ago · 6 km deep · 84 km away · felt by 1
  13. 1.93 km N of Cantwell, Alaska · 1848 days ago · 3 km deep · 97 km away
  14. 1.861 km ESE of McKinley Park, Alaska · 1859 days ago · 84 km deep · 35 km away
  15. 1.563 km ESE of McKinley Park, Alaska · 1860 days ago · 4 km deep · 34 km away
  16. 2.432 km NNE of Paxson, Alaska · 1862 days ago · 10 km deep · 90 km away
  17. 2.923 km ENE of McKinley Park, Alaska · 1863 days ago · 103 km deep · 77 km away
  18. 1.87 km ENE of McKinley Park, Alaska · 1864 days ago · 111 km deep · 89 km away
  19. 2.069 km WSW of Paxson, Alaska · 1865 days ago · 250 km deep · 71 km away
  20. 2.454 km SW of Harding-Birch Lakes, Alaska · 1866 days ago · 10 km deep · 55 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021bt624bb. Read Sat, Sep 26, 2026, 4:32 AM UTC.