Alaska earthquakes

M1.9 earthquake 18 km SW of Tatitlek, Alaska

A magnitude 1.9 earthquake struck 18 km SW of Tatitlek, Alaska on Thu, Sep 30, 2021, 3:42 AM AKDT (11:42 UTC), 18 km (11 mi) below the surface.

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

A larger quake followed: M2.0 50 km W of Tatitlek, 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
2021-09-30 11:42:10 UTC
Depth
18.3 km (11.4 mi), shallow
Epicenter
60.765° N, 146.953° 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
31

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 108 in the 60 days after this one and 48 in the 30 days before it.

After

  1. 1.759 km NE of Whittier, Alaska · 1820 days ago · 14 km deep · 60 km away
  2. 1.649 km SSE of Nelchina, Alaska · 1819 days ago · 32 km deep · 99 km away
  3. 1.646 km N of Valdez, Alaska · 1818 days ago · 20 km deep · 95 km away
  4. 1.550 km NNE of Valdez, Alaska · 1818 days ago · 30 km deep · 100 km away
  5. 1.537 km NNW of Valdez, Alaska · 1817 days ago · 13 km deep · 80 km away
  6. 1.711 km WSW of Tatitlek, Alaska · 1816 days ago · 15 km deep · 8 km away
  7. 1.648 km NNW of Valdez, Alaska · 1815 days ago · 12 km deep · 85 km away
  8. 1.753 km WNW of Valdez, Alaska · 1815 days ago · 9 km deep · 62 km away
  9. 1.622 km WNW of Valdez, Alaska · 1814 days ago · 3 km deep · 54 km away
  10. 1.745 km NNW of Valdez, Alaska · 1813 days ago · 7 km deep · 81 km away
  11. 1.549 km NNW of Valdez, Alaska · 1812 days ago · 19 km deep · 88 km away
  12. 1.626 km E of Valdez, Alaska · 1812 days ago · 20 km deep · 71 km away
  13. 1.849 km W of Tatitlek, Alaska · 1811 days ago · 10 km deep · 38 km away
  14. 2.050 km W of Tatitlek, Alaska · 1811 days ago · 10 km deep · 38 km away
  15. 1.629 km NW of Valdez, Alaska · 1811 days ago · 6 km deep · 65 km away
  16. 1.865 km E of Chenega, Alaska · 1811 days ago · 3 km deep · 83 km away
  17. 1.633 km NNW of Valdez, Alaska · 1811 days ago · 9 km deep · 73 km away
  18. 1.629 km NNE of Chenega, Alaska · 1811 days ago · 4 km deep · 68 km away
  19. 1.550 km NNE of Chenega, Alaska · 1810 days ago · 10 km deep · 51 km away
  20. 1.545 km NNW of Valdez, Alaska · 1807 days ago · 15 km deep · 88 km away
  21. 2.137 km NW of Valdez, Alaska · 1807 days ago · 12 km deep · 70 km away
  22. 1.656 km NNE of Chenega, Alaska · 1807 days ago · 16 km deep · 45 km away
  23. 1.536 km NNW of Valdez, Alaska · 1807 days ago · 11 km deep · 75 km away
  24. 1.558 km E of Chenega, Alaska · 1807 days ago · 6 km deep · 88 km away
  25. 1.533 km WNW of Valdez, Alaska · 1805 days ago · 13 km deep · 48 km away
  26. 1.542 km NNE of Chenega, Alaska · 1804 days ago · 0 km deep · 58 km away
  27. 1.654 km WSW of Tatitlek, Alaska · 1802 days ago · 7 km deep · 36 km away
  28. 1.926 km WNW of Tatitlek, Alaska · 1802 days ago · 15 km deep · 26 km away
  29. 1.635 km W of Valdez, Alaska · 1800 days ago · 20 km deep · 47 km away
  30. 1.639 km NNW of Valdez, Alaska · 1800 days ago · 15 km deep · 75 km away
  31. 1.739 km NNE of Chenega, Alaska · 1800 days ago · 0 km deep · 60 km away
  32. 1.655 km NE of Chenega, Alaska · 1800 days ago · 6 km deep · 42 km away
  33. 1.948 km N of Valdez, Alaska · 1800 days ago · 17 km deep · 93 km away
  34. 2.038 km NNW of Valdez, Alaska · 1798 days ago · 12 km deep · 80 km away
  35. 2.239 km NW of Valdez, Alaska · 1798 days ago · 9 km deep · 71 km away
  36. 1.529 km NNW of Valdez, Alaska · 1797 days ago · 15 km deep · 74 km away
  37. 1.639 km N of Cordova, Alaska · 1796 days ago · 20 km deep · 67 km away
  38. 1.526 km SSE of Whittier, Alaska · 1796 days ago · 9 km deep · 84 km away
  39. 1.537 km NNW of Chenega, Alaska · 1795 days ago · 7 km deep · 81 km away
  40. 2.051 km ENE of Chenega, Alaska · 1795 days ago · 8 km deep · 66 km away
  41. 2.051 km ENE of Chenega, Alaska · 1795 days ago · 8 km deep · 66 km away
  42. 1.824 km SSW of Tatitlek, Alaska · 1794 days ago · 17 km deep · 15 km away
  43. 1.647 km N of Valdez, Alaska · 1794 days ago · 25 km deep · 90 km away
  44. 2.743 km W of Tatitlek, Alaska · 1793 days ago · 19 km deep · 30 km away
  45. 2.257 km NE of Chenega, Alaska · 1793 days ago · 11 km deep · 40 km away
  46. 1.545 km NNW of Valdez, Alaska · 1793 days ago · 43 km deep · 87 km away
  47. 1.59 km E of Chenega, Alaska · 1792 days ago · 12 km deep · 92 km away
  48. 1.7Kenai Peninsula, Alaska · 1792 days ago · 12 km deep · 93 km away
  49. 2.056 km WSW of Tatitlek, Alaska · 1791 days ago · 10 km deep · 38 km away
  50. 2.739 km NNW of Valdez, Alaska · 1791 days ago · 26 km deep · 82 km away
  51. 1.854 km WSW of Tatitlek, Alaska · 1790 days ago · 7 km deep · 38 km away
  52. 1.744 km SW of Tatitlek, Alaska · 1790 days ago · 13 km deep · 26 km away
  53. 3.440 km SSW of Tatitlek, Alaska · 1790 days ago · 20 km deep · 26 km away · felt by 2
  54. 1.740 km NNW of Valdez, Alaska · 1789 days ago · 20 km deep · 82 km away
  55. 2.843 km SE of Whittier, Alaska · 1789 days ago · 2 km deep · 70 km away
  56. 1.613 km S of Tatitlek, Alaska · 1789 days ago · 19 km deep · 12 km away
  57. 2.142 km N of Valdez, Alaska · 1788 days ago · 20 km deep · 88 km away
  58. 1.750 km SW of Tatitlek, Alaska · 1787 days ago · 3 km deep · 32 km away
  59. 1.637 km NW of Valdez, Alaska · 1787 days ago · 18 km deep · 67 km away
  60. 1.919 km N of Valdez, Alaska · 1786 days ago · 13 km deep · 68 km away

The first 60 of 108.

Before

  1. 1.749 km SSE of Nelchina, Alaska · 1820 days ago · 18 km deep · 97 km away
  2. 1.557 km NE of Chenega, Alaska · 1821 days ago · 10 km deep · 40 km away
  3. 2.521 km SW of Tatitlek, Alaska · 1821 days ago · 25 km deep · 4 km away
  4. 1.531 km NNE of Chenega, Alaska · 1822 days ago · 11 km deep · 68 km away
  5. 2.141 km NNW of Valdez, Alaska · 1824 days ago · 2 km deep · 84 km away
  6. 1.647 km W of Tatitlek, Alaska · 1824 days ago · 20 km deep · 36 km away
  7. 2.050 km NW of Valdez, Alaska · 1825 days ago · 20 km deep · 75 km away
  8. 3.124 km NNW of Cordova, Alaska · 1828 days ago · 10 km deep · 57 km away · felt by 1
  9. 2.038 km NNE of Chenega, Alaska · 1830 days ago · 10 km deep · 60 km away
  10. 1.710 km ENE of Valdez, Alaska · 1831 days ago · 1 km deep · 61 km away
  11. 2.09 km NNW of Cordova, Alaska · 1831 days ago · 20 km deep · 63 km away
  12. 1.644 km NW of Tatitlek, Alaska · 1833 days ago · 10 km deep · 47 km away
  13. 1.627 km WSW of Tatitlek, Alaska · 1833 days ago · 8 km deep · 12 km away
  14. 2.630 km NNE of Valdez, Alaska · 1833 days ago · 28 km deep · 81 km away
  15. 2.425 km SSE of Whittier, Alaska · 1834 days ago · 8 km deep · 88 km away
  16. 2.224 km SSE of Whittier, Alaska · 1835 days ago · 10 km deep · 86 km away
  17. 1.844 km NW of Tatitlek, Alaska · 1835 days ago · 5 km deep · 47 km away
  18. 1.558 km WNW of Tatitlek, Alaska · 1835 days ago · 25 km deep · 49 km away
  19. 1.733 km WSW of Tatitlek, Alaska · 1836 days ago · 20 km deep · 18 km away
  20. 2.064 km ENE of Chenega, Alaska · 1837 days ago · 14 km deep · 53 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021cjoijcn. Read Thu, Sep 24, 2026, 6:07 AM UTC.