Alaska earthquakes

M1.7 earthquake 55 km NE of Kobuk, Alaska

A magnitude 1.7 earthquake struck 55 km NE of Kobuk, Alaska on Tue, Oct 12, 2021, 1:16 PM AKDT (21:16 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M3.5 56 km NE of Kobuk, 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
1.7 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2021-10-12 21:16:04 UTC
Depth
15.2 km (9.4 mi), shallow
Epicenter
67.321° N, 156.173° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Stations used
21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 21 in the 60 days after this one and 18 in the 30 days before it.

After

  1. 1.584 km N of Ambler, Alaska · 1814 days ago · 5 km deep · 90 km away
  2. 1.7northern Alaska · 1811 days ago · 10 km deep · 75 km away
  3. 2.054 km NE of Kobuk, Alaska · 1809 days ago · 15 km deep · 1 km away
  4. 1.758 km NNE of Kobuk, Alaska · 1806 days ago · 3 km deep · 7 km away
  5. 1.6northern Alaska · 1804 days ago · 0 km deep · 2 km away
  6. 1.954 km NNE of Kobuk, Alaska · 1804 days ago · 15 km deep · 1 km away
  7. 1.655 km NE of Kobuk, Alaska · 1803 days ago · 6 km deep · 2 km away
  8. 1.891 km NW of Alatna, Alaska · 1801 days ago · 1 km deep · 84 km away
  9. 1.568 km NNE of Kobuk, Alaska · 1800 days ago · 5 km deep · 15 km away
  10. 1.590 km N of Ambler, Alaska · 1798 days ago · 17 km deep · 90 km away
  11. 1.555 km NNE of Kobuk, Alaska · 1795 days ago · 15 km deep · 2 km away
  12. 1.718 km SE of Ambler, Alaska · 1784 days ago · 2 km deep · 71 km away
  13. 1.818 km SE of Ambler, Alaska · 1784 days ago · 5 km deep · 74 km away
  14. 1.619 km SSE of Ambler, Alaska · 1783 days ago · 8 km deep · 76 km away
  15. 1.920 km NNW of Shungnak, Alaska · 1781 days ago · 9 km deep · 55 km away
  16. 3.556 km NE of Kobuk, Alaska · 1780 days ago · 7 km deep · 1 km away
  17. 2.3127 km NNE of Ambler, Alaska · 1770 days ago · 11 km deep · 84 km away
  18. 1.955 km NE of Kobuk, Alaska · 1765 days ago · 5 km deep · 0 km away
  19. 2.554 km NNE of Kobuk, Alaska · 1758 days ago · 2 km deep · 2 km away
  20. 1.960 km NNE of Kobuk, Alaska · 1757 days ago · 7 km deep · 5 km away
  21. 1.759 km NNE of Kobuk, Alaska · 1755 days ago · 8 km deep · 5 km away

Before

  1. 2.059 km NNE of Kobuk, Alaska · 1818 days ago · 15 km deep · 4 km away
  2. 1.954 km NNE of Kobuk, Alaska · 1819 days ago · 2 km deep · 1 km away
  3. 1.953 km NE of Kobuk, Alaska · 1819 days ago · 4 km deep · 2 km away
  4. 1.654 km NE of Kobuk, Alaska · 1820 days ago · 0 km deep · 1 km away
  5. 2.4northern Alaska · 1820 days ago · 8 km deep · 5 km away
  6. 1.893 km NW of Alatna, Alaska · 1821 days ago · 2 km deep · 84 km away
  7. 1.558 km NE of Kobuk, Alaska · 1823 days ago · 14 km deep · 3 km away
  8. 1.654 km NE of Kobuk, Alaska · 1823 days ago · 14 km deep · 1 km away
  9. 2.356 km NE of Kobuk, Alaska · 1823 days ago · 15 km deep · 1 km away
  10. 1.955 km NNE of Kobuk, Alaska · 1823 days ago · 11 km deep · 2 km away
  11. 1.855 km NNE of Kobuk, Alaska · 1824 days ago · 15 km deep · 1 km away
  12. 1.655 km NE of Kobuk, Alaska · 1825 days ago · 3 km deep · 1 km away
  13. 1.656 km NE of Kobuk, Alaska · 1826 days ago · 14 km deep · 1 km away
  14. 1.558 km NE of Kobuk, Alaska · 1827 days ago · 5 km deep · 4 km away
  15. 2.259 km NNE of Kobuk, Alaska · 1827 days ago · 0 km deep · 4 km away
  16. 1.858 km NNE of Kobuk, Alaska · 1836 days ago · 8 km deep · 3 km away
  17. 1.558 km NNE of Kobuk, Alaska · 1837 days ago · 19 km deep · 3 km away
  18. 1.9119 km NNE of Kobuk, Alaska · 1845 days ago · 11 km deep · 68 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021d3org9h. Read Thu, Oct 1, 2026, 4:52 PM UTC.