Alaska earthquakes

M2.2 earthquake 10 km NW of Harding-Birch Lakes, Alaska

A magnitude 2.2 earthquake struck 10 km NW of Harding-Birch Lakes, Alaska on Fri, Nov 5, 2021, 9:42 AM AKDT (17:42 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M4.1 31 km SW of Salcha, Alaska. This one was a foreshock.

Salcha forecastMore in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.2 (ml), micro
Local time
UTC
2021-11-05 17:42:19 UTC
Depth
11.4 km (7.1 mi), shallow
Epicenter
64.437° N, 146.751° W
Region
Alaska
Felt reports
1
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Stations used
76

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 22 in the 60 days after this one and 13 in the 30 days before it.

After

  1. 3.132 km WSW of Salcha, Alaska · 1789 days ago · 8 km deep · 37 km away · felt by 46
  2. 4.131 km SW of Salcha, Alaska · 1789 days ago · 8 km deep · 34 km away · felt by 179
  3. 1.528 km WSW of Salcha, Alaska · 1789 days ago · 2 km deep · 33 km away
  4. 1.928 km WSW of Salcha, Alaska · 1789 days ago · 11 km deep · 34 km away
  5. 1.58 km NW of Harding-Birch Lakes, Alaska · 1789 days ago · 4 km deep · 2 km away
  6. 2.241 km SSW of South Van Horn, Alaska · 1787 days ago · 7 km deep · 60 km away
  7. 1.830 km WSW of Salcha, Alaska · 1786 days ago · 6 km deep · 35 km away
  8. 1.528 km WSW of Salcha, Alaska · 1785 days ago · 15 km deep · 34 km away
  9. 2.420 km N of Pleasant Valley, Alaska · 1781 days ago · 16 km deep · 70 km away
  10. 1.622 km ENE of Four Mile Road, Alaska · 1773 days ago · 17 km deep · 97 km away
  11. 2.15 km ENE of Badger, Alaska · 1772 days ago · 17 km deep · 54 km away
  12. 1.534 km E of Clear, Alaska, Alaska · 1771 days ago · 4 km deep · 85 km away
  13. 1.78 km NW of Harding-Birch Lakes, Alaska · 1767 days ago · 5 km deep · 2 km away
  14. 1.54 km NNE of Fox, Alaska · 1764 days ago · 17 km deep · 74 km away
  15. 1.729 km WSW of Salcha, Alaska · 1761 days ago · 7 km deep · 35 km away
  16. 1.529 km WSW of Salcha, Alaska · 1759 days ago · 5 km deep · 34 km away
  17. 2.39 km NW of Harding-Birch Lakes, Alaska · 1754 days ago · 7 km deep · 1 km away · felt by 1
  18. 2.79 km NW of Harding-Birch Lakes, Alaska · 1750 days ago · 8 km deep · 1 km away · felt by 1
  19. 1.674 km E of Denali Park, Alaska · 1744 days ago · 83 km deep · 93 km away
  20. 1.838 km SSW of South Van Horn, Alaska · 1742 days ago · 20 km deep · 64 km away
  21. 2.240 km SSW of South Van Horn, Alaska · 1736 days ago · 11 km deep · 61 km away
  22. 2.15 km SE of Eielson Air Force Base, Alaska · 1736 days ago · 10 km deep · 24 km away · felt by 1

Before

  1. 2.376 km E of Denali Park, Alaska · 1794 days ago · 80 km deep · 95 km away
  2. 2.169 km E of Denali Park, Alaska · 1798 days ago · 74 km deep · 97 km away
  3. 1.78 km NW of Harding-Birch Lakes, Alaska · 1799 days ago · 5 km deep · 2 km away
  4. 1.814 km WSW of Salcha, Alaska · 1801 days ago · 8 km deep · 23 km away
  5. 3.38 km NW of Harding-Birch Lakes, Alaska · 1802 days ago · 8 km deep · 2 km away · felt by 11
  6. 1.543 km SW of Salcha, Alaska · 1802 days ago · 10 km deep · 41 km away
  7. 2.6Central Alaska · 1803 days ago · 8 km deep · 2 km away
  8. 1.610 km W of Salcha, Alaska · 1805 days ago · 0 km deep · 21 km away
  9. 1.57 km NNW of Harding-Birch Lakes, Alaska · 1806 days ago · 4 km deep · 3 km away
  10. 1.6Central Alaska · 1817 days ago · 1 km deep · 97 km away
  11. 2.014 km SW of North Pole, Alaska · 1817 days ago · 7 km deep · 46 km away · felt by 1
  12. 1.523 km WSW of Ester, Alaska · 1817 days ago · 8 km deep · 89 km away
  13. 2.584 km ESE of Denali Park, Alaska · 1819 days ago · 3 km deep · 97 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021e7bfnim (also filed as us7000frt4). Read Wed, Sep 30, 2026, 4:57 AM UTC.