Alaska earthquakes

M1.6 earthquake 33 km NE of Paxson, Alaska

A magnitude 1.6 earthquake struck 33 km NE of Paxson, Alaska on Sun, Sep 19, 2021, 6:19 PM AKDT (02:19 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.5 28 km N of Paxson, 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
2021-09-20 02:19:57 UTC
Depth
9.8 km (6.1 mi), shallow
Epicenter
63.342° N, 145.236° 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
50

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 8 in the 30 days before it.

After

  1. 1.984 km SW of Delta Junction, Alaska · 1829 days ago · 68 km deep · 99 km away
  2. 1.965 km WSW of Delta Junction, Alaska · 1825 days ago · 0 km deep · 94 km away
  3. 1.529 km NNE of Paxson, Alaska · 1823 days ago · 7 km deep · 10 km away
  4. 1.627 km NNE of Paxson, Alaska · 1822 days ago · 4 km deep · 12 km away
  5. 1.827 km NNE of Paxson, Alaska · 1822 days ago · 3 km deep · 12 km away · felt by 1
  6. 1.748 km E of Paxson, Alaska · 1819 days ago · 1 km deep · 39 km away
  7. 1.729 km NE of Paxson, Alaska · 1814 days ago · 5 km deep · 4 km away
  8. 1.532 km NE of Paxson, Alaska · 1813 days ago · 10 km deep · 2 km away
  9. 3.528 km N of Paxson, Alaska · 1812 days ago · 5 km deep · 14 km away · felt by 1
  10. 1.730 km NE of Paxson, Alaska · 1807 days ago · 2 km deep · 4 km away
  11. 2.219 km WNW of Mentasta Lake, Alaska · 1803 days ago · 1 km deep · 68 km away
  12. 1.977 km SW of Fort Greely, Alaska · 1800 days ago · 0 km deep · 82 km away
  13. 2.040 km WNW of Mentasta Lake, Alaska · 1796 days ago · 6 km deep · 47 km away
  14. 1.688 km SW of Delta Junction, Alaska · 1790 days ago · 0 km deep · 98 km away
  15. 1.527 km NNE of Paxson, Alaska · 1787 days ago · 5 km deep · 11 km away
  16. 1.529 km NNE of Paxson, Alaska · 1787 days ago · 4 km deep · 8 km away
  17. 1.529 km NNE of Paxson, Alaska · 1787 days ago · 6 km deep · 9 km away
  18. 2.331 km NNE of Paxson, Alaska · 1781 days ago · 6 km deep · 6 km away
  19. 1.837 km WNW of Mentasta Lake, Alaska · 1779 days ago · 0 km deep · 50 km away
  20. 2.038 km WNW of Mentasta Lake, Alaska · 1778 days ago · 3 km deep · 50 km away
  21. 1.628 km NNE of Paxson, Alaska · 1774 days ago · 8 km deep · 9 km away

Before

  1. 1.634 km NNE of Paxson, Alaska · 1835 days ago · 9 km deep · 1 km away
  2. 1.714 km WSW of Mentasta Lake, Alaska · 1837 days ago · 7 km deep · 80 km away
  3. 2.087 km WNW of Paxson, Alaska · 1839 days ago · 0 km deep · 93 km away
  4. 1.881 km SW of Delta Junction, Alaska · 1839 days ago · 0 km deep · 92 km away · felt by 1
  5. 1.737 km NE of Paxson, Alaska · 1840 days ago · 5 km deep · 5 km away
  6. 2.324 km WNW of Mentasta Lake, Alaska · 1848 days ago · 5 km deep · 63 km away
  7. 2.046 km ENE of Paxson, Alaska · 1862 days ago · 8 km deep · 31 km away
  8. 1.917 km ESE of Healy Lake, Alaska · 1863 days ago · 13 km deep · 75 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021c2znc4n. Read Sun, Sep 27, 2026, 4:07 AM UTC.