Alaska earthquakes

M1.6 earthquake 46 km WSW of Karluk, Alaska

A magnitude 1.6 earthquake struck 46 km WSW of Karluk, Alaska on Sat, Sep 25, 2021, 7:06 AM AKDT (15:06 UTC), 35 km (22 mi) below the surface.

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

A larger quake followed: M1.8 43 km WSW of Akhiok, 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
1.6 (ml), micro
Local time
UTC
2021-09-25 15:06:53 UTC
Depth
34.9 km (21.7 mi), shallow
Epicenter
57.479° N, 155.205° 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
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 138 in the 60 days after this one and 49 in the 30 days before it.

After

  1. 1.843 km WSW of Akhiok, Alaska · 1822 days ago · 46 km deep · 81 km away
  2. 1.960 km SE of King Salmon, Alaska · 1822 days ago · 150 km deep · 99 km away
  3. 2.247 km SW of Karluk, Alaska · 1821 days ago · 45 km deep · 27 km away
  4. 1.514 km WSW of Akhiok, Alaska · 1821 days ago · 8 km deep · 84 km away
  5. 2.179 km W of Akhiok, Alaska · 1821 days ago · 68 km deep · 66 km away
  6. 2.075 km E of Ugashik, Alaska · 1820 days ago · 7 km deep · 57 km away
  7. 1.755 km WNW of Karluk, Alaska · 1820 days ago · 82 km deep · 24 km away
  8. 2.1101 km SE of Ugashik, Alaska · 1820 days ago · 2 km deep · 99 km away
  9. 1.869 km WSW of Akhiok, Alaska · 1819 days ago · 10 km deep · 86 km away
  10. 3.561 km N of Karluk, Alaska · 1819 days ago · 9 km deep · 82 km away
  11. 2.267 km NNW of Karluk, Alaska · 1818 days ago · 14 km deep · 81 km away
  12. 2.356 km N of Karluk, Alaska · 1818 days ago · 1 km deep · 82 km away
  13. 1.6Alaska Peninsula · 1818 days ago · 1 km deep · 85 km away
  14. 1.659 km N of Karluk, Alaska · 1818 days ago · 12 km deep · 82 km away
  15. 1.6Alaska Peninsula · 1818 days ago · 5 km deep · 84 km away
  16. 2.482 km ESE of Egegik, Alaska · 1816 days ago · 119 km deep · 71 km away
  17. 1.558 km N of Karluk, Alaska · 1816 days ago · 12 km deep · 82 km away
  18. 1.732 km N of Akhiok, Alaska · 1816 days ago · 41 km deep · 64 km away
  19. 1.793 km ESE of Ugashik, Alaska · 1815 days ago · 68 km deep · 51 km away
  20. 2.098 km SE of Ugashik, Alaska · 1815 days ago · 59 km deep · 95 km away
  21. 1.529 km WSW of Old Harbor, Alaska · 1813 days ago · 8 km deep · 93 km away
  22. 1.586 km WNW of Karluk, Alaska · 1813 days ago · 98 km deep · 49 km away
  23. 2.490 km SE of Ugashik, Alaska · 1813 days ago · 60 km deep · 84 km away
  24. 1.986 km E of Ugashik, Alaska · 1812 days ago · 102 km deep · 51 km away
  25. 1.81 km SSE of Akhiok, Alaska · 1811 days ago · 15 km deep · 87 km away
  26. 1.682 km ESE of Ugashik, Alaska · 1811 days ago · 73 km deep · 54 km away
  27. 1.695 km NNW of Karluk, Alaska · 1811 days ago · 22 km deep · 98 km away
  28. 1.691 km NNW of Karluk, Alaska · 1811 days ago · 28 km deep · 95 km away
  29. 2.0Alaska Peninsula · 1810 days ago · 4 km deep · 86 km away
  30. 1.770 km ESE of Ugashik, Alaska · 1810 days ago · 2 km deep · 75 km away
  31. 2.177 km SSE of King Salmon, Alaska · 1810 days ago · 121 km deep · 82 km away
  32. 2.0Kodiak Island region, Alaska · 1810 days ago · 6 km deep · 62 km away
  33. 3.389 km SE of Ugashik, Alaska · 1809 days ago · 12 km deep · 80 km away
  34. 2.797 km SE of Ugashik, Alaska · 1809 days ago · 6 km deep · 80 km away
  35. 2.796 km SE of Ugashik, Alaska · 1809 days ago · 8 km deep · 81 km away
  36. 1.755 km N of Karluk, Alaska · 1809 days ago · 9 km deep · 78 km away
  37. 1.629 km NE of Karluk, Alaska · 1808 days ago · 50 km deep · 70 km away
  38. 2.958 km N of Karluk, Alaska · 1808 days ago · 7 km deep · 83 km away
  39. 2.061 km ENE of Ugashik, Alaska · 1808 days ago · 139 km deep · 87 km away
  40. 1.739 km NW of Karluk, Alaska · 1808 days ago · 80 km deep · 35 km away
  41. 1.782 km W of Karluk, Alaska · 1807 days ago · 79 km deep · 38 km away
  42. 2.062 km ESE of Egegik, Alaska · 1807 days ago · 133 km deep · 90 km away
  43. 2.465 km WSW of Karluk, Alaska · 1807 days ago · 81 km deep · 20 km away
  44. 1.932 km SSW of Karluk, Alaska · 1806 days ago · 43 km deep · 32 km away
  45. 3.184 km NW of Karluk, Alaska · 1806 days ago · 115 km deep · 64 km away
  46. 1.769 km W of Karluk, Alaska · 1806 days ago · 88 km deep · 24 km away
  47. 2.055 km WNW of Akhiok, Alaska · 1805 days ago · 41 km deep · 39 km away
  48. 1.526 km NNE of Karluk, Alaska · 1805 days ago · 47 km deep · 65 km away
  49. 1.645 km W of Akhiok, Alaska · 1805 days ago · 1 km deep · 60 km away
  50. 1.646 km SSW of Karluk, Alaska · 1804 days ago · 52 km deep · 35 km away
  51. 1.572 km ESE of Ugashik, Alaska · 1802 days ago · 5 km deep · 71 km away
  52. 1.711 km SSW of Akhiok, Alaska · 1802 days ago · 0 km deep · 92 km away
  53. 2.074 km W of Karluk, Alaska · 1802 days ago · 102 km deep · 37 km away · felt by 1
  54. 1.886 km W of Akhiok, Alaska · 1802 days ago · 10 km deep · 62 km away
  55. 1.888 km SSE of King Salmon, Alaska · 1801 days ago · 9 km deep · 71 km away
  56. 2.232 km SW of Akhiok, Alaska · 1801 days ago · 44 km deep · 89 km away
  57. 2.511 km ESE of Karluk, Alaska · 1800 days ago · 47 km deep · 56 km away
  58. 1.586 km WSW of Karluk, Alaska · 1800 days ago · 6 km deep · 41 km away
  59. 2.172 km WSW of Karluk, Alaska · 1800 days ago · 80 km deep · 28 km away
  60. 2.6106 km W of Akhiok, Alaska · 1799 days ago · 6 km deep · 87 km away

The first 60 of 138.

Before

  1. 2.086 km ENE of Ugashik, Alaska · 1826 days ago · 6 km deep · 53 km away
  2. 1.856 km SE of Ugashik, Alaska · 1827 days ago · 89 km deep · 93 km away
  3. 2.849 km NW of Karluk, Alaska · 1827 days ago · 83 km deep · 43 km away
  4. 2.394 km SW of Karluk, Alaska · 1829 days ago · 75 km deep · 55 km away
  5. 2.154 km W of Akhiok, Alaska · 1830 days ago · 7 km deep · 66 km away
  6. 2.774 km WNW of Karluk, Alaska · 1832 days ago · 10 km deep · 38 km away
  7. 1.676 km ESE of Ugashik, Alaska · 1832 days ago · 29 km deep · 64 km away
  8. 1.995 km ESE of Ugashik, Alaska · 1832 days ago · 17 km deep · 67 km away
  9. 1.860 km ESE of Ugashik, Alaska · 1833 days ago · 3 km deep · 84 km away
  10. 2.026 km WNW of Karluk, Alaska · 1833 days ago · 70 km deep · 27 km away
  11. 1.754 km ESE of Ugashik, Alaska · 1834 days ago · 2 km deep · 83 km away
  12. 1.671 km SE of Ugashik, Alaska · 1834 days ago · 1 km deep · 86 km away
  13. 1.646 km SE of Ugashik, Alaska · 1834 days ago · 1 km deep · 96 km away
  14. 1.59 km NNE of Larsen Bay, Alaska · 1834 days ago · 30 km deep · 78 km away
  15. 1.837 km NNE of Karluk, Alaska · 1835 days ago · 51 km deep · 76 km away
  16. 2.779 km NW of Karluk, Alaska · 1835 days ago · 1 km deep · 59 km away
  17. 1.718 km NW of Karluk, Alaska · 1836 days ago · 53 km deep · 38 km away
  18. 1.7105 km W of Akhiok, Alaska · 1836 days ago · 29 km deep · 76 km away
  19. 2.260 km SE of King Salmon, Alaska · 1837 days ago · 144 km deep · 100 km away
  20. 2.0Alaska Peninsula · 1838 days ago · 130 km deep · 78 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021cbgzwii. Read Tue, Sep 22, 2026, 11:28 PM UTC.