Alaska earthquakes

M1.9 earthquake 45 km NW of Tanana, Alaska

A magnitude 1.9 earthquake struck 45 km NW of Tanana, Alaska on Tue, Aug 24, 2021, 6:34 AM AKDT (14:34 UTC), 20 km (12 mi) below the surface.

A larger quake followed: M3.0 78 km S of Hughes, 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
2021-08-24 14:34:51 UTC
Depth
20.0 km (12.4 mi), shallow
Epicenter
65.508° N, 152.639° 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
29

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 17 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 1.565 km WNW of Tanana, Alaska · 1857 days ago · 14 km deep · 34 km away
  2. 1.862 km N of Tanana, Alaska · 1856 days ago · 18 km deep · 42 km away
  3. 1.970 km WNW of Rampart, Alaska · 1855 days ago · 13 km deep · 58 km away
  4. 1.665 km N of Tanana, Alaska · 1853 days ago · 16 km deep · 44 km away
  5. 2.235 km SSW of Tanana, Alaska · 1852 days ago · 15 km deep · 74 km away
  6. 1.565 km WNW of Tanana, Alaska · 1847 days ago · 7 km deep · 36 km away
  7. 1.665 km WNW of Tanana, Alaska · 1837 days ago · 2 km deep · 30 km away
  8. 1.637 km SE of Tanana, Alaska · 1837 days ago · 4 km deep · 83 km away
  9. 3.078 km S of Hughes, Alaska · 1836 days ago · 8 km deep · 62 km away
  10. 1.766 km WNW of Tanana, Alaska · 1835 days ago · 10 km deep · 36 km away
  11. 1.661 km SSW of Tanana, Alaska · 1831 days ago · 5 km deep · 96 km away
  12. 1.741 km WSW of Manley Hot Springs, Alaska · 1820 days ago · 16 km deep · 93 km away
  13. 2.217 km NW of Manley Hot Springs, Alaska · 1819 days ago · 16 km deep · 93 km away
  14. 2.031 km SSW of New Allakaket, Alaska · 1817 days ago · 12 km deep · 90 km away
  15. 2.050 km SSW of Hughes, Alaska · 1809 days ago · 6 km deep · 96 km away
  16. 1.912 km ENE of Tanana, Alaska · 1808 days ago · 15 km deep · 49 km away
  17. 1.950 km S of Tanana, Alaska · 1804 days ago · 9 km deep · 91 km away

Before

  1. 2.868 km SW of Tanana, Alaska · 1864 days ago · 6 km deep · 92 km away
  2. 1.638 km SSW of Tanana, Alaska · 1864 days ago · 8 km deep · 72 km away
  3. 1.525 km SSE of Tanana, Alaska · 1881 days ago · 6 km deep · 71 km away
  4. 2.266 km WNW of Tanana, Alaska · 1883 days ago · 12 km deep · 36 km away
  5. 1.576 km NE of Ruby, Alaska · 1887 days ago · 1 km deep · 83 km away
  6. 1.676 km NE of Ruby, Alaska · 1887 days ago · 7 km deep · 84 km away
  7. 3.375 km NE of Ruby, Alaska · 1888 days ago · 9 km deep · 84 km away
  8. 1.675 km NE of Ruby, Alaska · 1888 days ago · 4 km deep · 84 km away
  9. 2.577 km NE of Ruby, Alaska · 1888 days ago · 5 km deep · 83 km away
  10. 1.556 km NW of Rampart, Alaska · 1891 days ago · 0 km deep · 85 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021aujddf5. Read Tue, Sep 29, 2026, 10:33 AM UTC.