Alaska earthquakes

M2.1 earthquake 8 km NW of Anderson, Alaska

A magnitude 2.1 earthquake struck 8 km NW of Anderson, Alaska on Fri, Sep 17, 2021, 8:22 PM AKDT (04:22 UTC), 3 km (2 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.

Healy 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
2.1 (ml), micro
Local time
UTC
2021-09-18 04:22:27 UTC
Depth
2.6 km (1.6 mi), shallow
Epicenter
64.406° N, 149.301° W
Region
Alaska
Felt reports
2
Tsunami flag
No
Status
Automatic solution, may be revised

Did you feel it?

2 people reported to the USGS what they felt; the strongest reported shaking was II, 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
24

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 14 in the 30 days before it.

After

  1. 1.639 km WSW of Denali Park, Alaska · 1835 days ago · 121 km deep · 89 km away
  2. 2.049 km ESE of Nenana, Alaska · 1834 days ago · 15 km deep · 55 km away
  3. 1.518 km NW of Four Mile Road, Alaska · 1832 days ago · 23 km deep · 37 km away
  4. 1.815 km NNE of Healy, Alaska · 1831 days ago · 113 km deep · 54 km away
  5. 1.534 km WSW of Ferry, Alaska · 1831 days ago · 3 km deep · 61 km away
  6. 1.931 km W of Ferry, Alaska · 1829 days ago · 149 km deep · 48 km away
  7. 1.564 km WSW of Ferry, Alaska · 1829 days ago · 9 km deep · 86 km away
  8. 2.019 km W of Healy, Alaska · 1828 days ago · 124 km deep · 65 km away
  9. 1.719 km N of Four Mile Road, Alaska · 1826 days ago · 22 km deep · 43 km away
  10. 2.014 km NW of Ferry, Alaska · 1826 days ago · 139 km deep · 33 km away
  11. 1.79 km WNW of Healy, Alaska · 1825 days ago · 117 km deep · 59 km away
  12. 1.826 km N of Four Mile Road, Alaska · 1825 days ago · 16 km deep · 50 km away
  13. 1.857 km WSW of Denali Park, Alaska · 1824 days ago · 113 km deep · 95 km away
  14. 1.822 km ENE of Denali Park, Alaska · 1824 days ago · 87 km deep · 81 km away
  15. 1.670 km NE of Lake Minchumina, Alaska · 1823 days ago · 18 km deep · 90 km away
  16. 1.93 km SSE of Badger, Alaska · 1822 days ago · 13 km deep · 95 km away
  17. 1.516 km S of Minto, Alaska · 1821 days ago · 15 km deep · 66 km away
  18. 1.617 km W of Healy, Alaska · 1820 days ago · 116 km deep · 61 km away
  19. 2.114 km SW of North Pole, Alaska · 1817 days ago · 12 km deep · 88 km away · felt by 2
  20. 1.818 km NW of Four Mile Road, Alaska · 1815 days ago · 32 km deep · 35 km away
  21. 1.523 km WSW of Ester, Alaska · 1814 days ago · 8 km deep · 56 km away
  22. 2.014 km SW of North Pole, Alaska · 1813 days ago · 7 km deep · 88 km away · felt by 1
  23. 3.011 km NNW of Four Mile Road, Alaska · 1812 days ago · 21 km deep · 32 km away · felt by 1
  24. 1.515 km NW of Four Mile Road, Alaska · 1811 days ago · 19 km deep · 34 km away
  25. 1.513 km NNW of Four Mile Road, Alaska · 1810 days ago · 22 km deep · 33 km away
  26. 1.524 km ENE of Denali Park, Alaska · 1808 days ago · 102 km deep · 76 km away
  27. 1.918 km NNW of Four Mile Road, Alaska · 1807 days ago · 17 km deep · 39 km away
  28. 2.118 km NNW of Four Mile Road, Alaska · 1807 days ago · 19 km deep · 39 km away
  29. 1.96 km ESE of Healy, Alaska · 1806 days ago · 113 km deep · 67 km away
  30. 2.152 km WSW of Denali Park, Alaska · 1804 days ago · 135 km deep · 94 km away
  31. 1.631 km SE of Minto, Alaska · 1801 days ago · 17 km deep · 64 km away
  32. 1.622 km W of Ferry, Alaska · 1800 days ago · 137 km deep · 41 km away
  33. 1.518 km SE of Manley Hot Springs, Alaska · 1800 days ago · 20 km deep · 74 km away
  34. 1.623 km N of Four Mile Road, Alaska · 1800 days ago · 19 km deep · 45 km away
  35. 1.543 km SW of Salcha, Alaska · 1799 days ago · 10 km deep · 93 km away
  36. 1.66 km NE of Healy, Alaska · 1799 days ago · 106 km deep · 61 km away
  37. 1.618 km WSW of Healy, Alaska · 1798 days ago · 116 km deep · 66 km away
  38. 1.713 km NNW of Four Mile Road, Alaska · 1798 days ago · 22 km deep · 35 km away
  39. 1.713 km NW of Four Mile Road, Alaska · 1797 days ago · 23 km deep · 33 km away
  40. 2.624 km W of Ferry, Alaska · 1796 days ago · 145 km deep · 43 km away
  41. 1.946 km WSW of Denali Park, Alaska · 1796 days ago · 126 km deep · 93 km away
  42. 2.225 km WSW of Clear, Alaska, Alaska · 1795 days ago · 7 km deep · 35 km away
  43. 2.618 km W of Denali Park, Alaska · 1794 days ago · 116 km deep · 73 km away
  44. 1.522 km NNE of Four Mile Road, Alaska · 1792 days ago · 18 km deep · 46 km away
  45. 1.512 km NNW of Four Mile Road, Alaska · 1792 days ago · 21 km deep · 33 km away
  46. 1.515 km WSW of Healy, Alaska · 1790 days ago · 113 km deep · 66 km away
  47. 1.620 km WSW of Ferry, Alaska · 1790 days ago · 144 km deep · 51 km away
  48. 1.666 km ENE of Lake Minchumina, Alaska · 1787 days ago · 10 km deep · 93 km away
  49. 3.132 km WSW of Salcha, Alaska · 1786 days ago · 8 km deep · 86 km away · felt by 46
  50. 4.131 km SW of Salcha, Alaska · 1786 days ago · 8 km deep · 89 km away · felt by 179
  51. 1.528 km WSW of Salcha, Alaska · 1786 days ago · 2 km deep · 90 km away
  52. 1.928 km WSW of Salcha, Alaska · 1786 days ago · 11 km deep · 89 km away
  53. 2.241 km SSW of South Van Horn, Alaska · 1784 days ago · 7 km deep · 62 km away
  54. 2.921 km NNW of Cantwell, Alaska · 1784 days ago · 6 km deep · 95 km away · felt by 2
  55. 1.830 km WSW of Salcha, Alaska · 1783 days ago · 6 km deep · 88 km away
  56. 1.528 km WSW of Salcha, Alaska · 1782 days ago · 15 km deep · 89 km away
  57. 2.045 km WSW of Denali Park, Alaska · 1779 days ago · 123 km deep · 93 km away
  58. 2.223 km W of Denali Park, Alaska · 1776 days ago · 110 km deep · 75 km away

Before

  1. 2.039 km W of Clear, Alaska, Alaska · 1838 days ago · 13 km deep · 40 km away
  2. 1.517 km E of Ferry, Alaska · 1839 days ago · 4 km deep · 48 km away
  3. 1.913 km NE of Healy, Alaska · 1841 days ago · 114 km deep · 57 km away
  4. 1.554 km WSW of McKinley Park, Alaska · 1842 days ago · 111 km deep · 97 km away
  5. 1.736 km ENE of Ferry, Alaska · 1843 days ago · 13 km deep · 50 km away
  6. 1.935 km E of Minto, Alaska · 1847 days ago · 9 km deep · 90 km away
  7. 2.017 km NNW of Four Mile Road, Alaska · 1849 days ago · 20 km deep · 37 km away
  8. 2.962 km WSW of Ferry, Alaska · 1850 days ago · 14 km deep · 77 km away
  9. 3.244 km WSW of Denali Park, Alaska · 1853 days ago · 123 km deep · 92 km away
  10. 1.83 km S of Fox, Alaska · 1857 days ago · 3 km deep · 99 km away
  11. 2.426 km W of Ferry, Alaska · 1860 days ago · 10 km deep · 42 km away
  12. 1.524 km W of Ferry, Alaska · 1860 days ago · 1 km deep · 43 km away
  13. 1.813 km SE of Clear, Alaska, Alaska · 1862 days ago · 11 km deep · 30 km away
  14. 2.923 km ENE of McKinley Park, Alaska · 1864 days ago · 103 km deep · 77 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021bzps374 (also filed as us7000fcay). Read Sat, Sep 26, 2026, 9:57 PM UTC.