Alaska earthquakes

M2.1 earthquake 53 km NNE of Kobuk, Alaska

A magnitude 2.1 earthquake struck 53 km NNE of Kobuk, Alaska on Sat, Sep 11, 2021, 10:12 PM AKDT (06:12 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.4 northern 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
2.1 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2021-09-12 06:12:56 UTC
Depth
4.5 km (2.8 mi), shallow
Epicenter
67.316° N, 156.242° 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
42

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 30 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 1.9119 km NNE of Kobuk, Alaska · 1845 days ago · 11 km deep · 68 km away
  2. 1.558 km NNE of Kobuk, Alaska · 1838 days ago · 19 km deep · 5 km away
  3. 1.858 km NNE of Kobuk, Alaska · 1837 days ago · 8 km deep · 5 km away
  4. 2.259 km NNE of Kobuk, Alaska · 1828 days ago · 0 km deep · 6 km away
  5. 1.558 km NE of Kobuk, Alaska · 1827 days ago · 5 km deep · 7 km away
  6. 1.656 km NE of Kobuk, Alaska · 1827 days ago · 14 km deep · 4 km away
  7. 1.655 km NE of Kobuk, Alaska · 1826 days ago · 3 km deep · 4 km away
  8. 1.855 km NNE of Kobuk, Alaska · 1825 days ago · 15 km deep · 3 km away
  9. 1.955 km NNE of Kobuk, Alaska · 1824 days ago · 11 km deep · 2 km away
  10. 2.356 km NE of Kobuk, Alaska · 1824 days ago · 15 km deep · 4 km away
  11. 1.654 km NE of Kobuk, Alaska · 1824 days ago · 14 km deep · 2 km away
  12. 1.558 km NE of Kobuk, Alaska · 1824 days ago · 14 km deep · 6 km away
  13. 1.893 km NW of Alatna, Alaska · 1821 days ago · 2 km deep · 87 km away
  14. 2.4northern Alaska · 1821 days ago · 8 km deep · 2 km away
  15. 1.654 km NE of Kobuk, Alaska · 1820 days ago · 0 km deep · 3 km away
  16. 1.953 km NE of Kobuk, Alaska · 1820 days ago · 4 km deep · 3 km away
  17. 1.954 km NNE of Kobuk, Alaska · 1820 days ago · 2 km deep · 2 km away
  18. 2.059 km NNE of Kobuk, Alaska · 1819 days ago · 15 km deep · 6 km away
  19. 1.755 km NE of Kobuk, Alaska · 1816 days ago · 15 km deep · 3 km away
  20. 1.584 km N of Ambler, Alaska · 1814 days ago · 5 km deep · 89 km away
  21. 1.7northern Alaska · 1811 days ago · 10 km deep · 72 km away
  22. 2.054 km NE of Kobuk, Alaska · 1810 days ago · 15 km deep · 3 km away
  23. 1.758 km NNE of Kobuk, Alaska · 1807 days ago · 3 km deep · 6 km away
  24. 1.6northern Alaska · 1805 days ago · 0 km deep · 1 km away
  25. 1.954 km NNE of Kobuk, Alaska · 1805 days ago · 15 km deep · 2 km away
  26. 1.655 km NE of Kobuk, Alaska · 1804 days ago · 6 km deep · 5 km away
  27. 1.891 km NW of Alatna, Alaska · 1802 days ago · 1 km deep · 87 km away
  28. 1.568 km NNE of Kobuk, Alaska · 1801 days ago · 5 km deep · 16 km away
  29. 1.590 km N of Ambler, Alaska · 1799 days ago · 17 km deep · 88 km away
  30. 1.555 km NNE of Kobuk, Alaska · 1795 days ago · 15 km deep · 2 km away

Before

  1. 2.559 km NNE of Kobuk, Alaska · 1847 days ago · 0 km deep · 6 km away
  2. 3.454 km NNE of Kobuk, Alaska · 1847 days ago · 0 km deep · 4 km away
  3. 2.452 km NE of Kobuk, Alaska · 1847 days ago · 0 km deep · 7 km away
  4. 1.555 km NNE of Kobuk, Alaska · 1848 days ago · 4 km deep · 3 km away
  5. 1.953 km NNE of Kobuk, Alaska · 1849 days ago · 14 km deep · 1 km away
  6. 1.556 km NNE of Kobuk, Alaska · 1866 days ago · 5 km deep · 17 km away
  7. 1.555 km NE of Ambler, Alaska · 1875 days ago · 5 km deep · 31 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021bptosnd. Read Fri, Oct 2, 2026, 11:32 AM UTC.