Alaska earthquakes

M2.1 earthquake 66 km NNE of Tanana, Alaska

A magnitude 2.1 earthquake struck 66 km NNE of Tanana, Alaska on Sun, Jan 31, 2021, 11:23 AM AKST (20:23 UTC), 7 km (5 mi) below the surface.

A larger quake followed: M2.5 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
2021-01-31 20:23:01 UTC
Depth
7.4 km (4.6 mi), shallow
Epicenter
65.750° N, 151.732° 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: 13 in the 60 days after this one and 14 in the 30 days before it.

After

  1. 2.167 km NNE of Tanana, Alaska · 2067 days ago · 2 km deep · 1 km away
  2. 1.767 km NNE of Tanana, Alaska · 2064 days ago · 6 km deep · 2 km away
  3. 1.834 km E of Allakaket, AK · 2064 days ago · 5 km deep · 89 km away
  4. 2.5northern Alaska · 2064 days ago · 8 km deep · 74 km away
  5. 2.466 km WNW of Tanana, Alaska · 2056 days ago · 10 km deep · 85 km away
  6. 1.865 km NNE of Tanana, Alaska · 2048 days ago · 9 km deep · 3 km away
  7. 1.764 km W of Stevens Village, Alaska · 2039 days ago · 5 km deep · 69 km away
  8. 2.445 km N of Rampart, Alaska · 2027 days ago · 18 km deep · 74 km away
  9. 2.330 km SSW of Tanana, Alaska · 2025 days ago · 6 km deep · 97 km away
  10. 2.030 km SSW of Tanana, Alaska · 2025 days ago · 12 km deep · 96 km away
  11. 1.871 km SE of New Allakaket, Alaska · 2020 days ago · 4 km deep · 36 km away
  12. 1.666 km WNW of Tanana, Alaska · 2013 days ago · 12 km deep · 84 km away
  13. 1.951 km WNW of Rampart, Alaska · 2012 days ago · 10 km deep · 26 km away

Before

  1. 1.98 km SE of Rampart, Alaska · 2075 days ago · 16 km deep · 84 km away
  2. 1.570 km NNE of Tanana, Alaska · 2077 days ago · 3 km deep · 5 km away
  3. 1.670 km NNE of Tanana, Alaska · 2077 days ago · 8 km deep · 4 km away
  4. 1.954 km N of Tanana, Alaska · 2078 days ago · 15 km deep · 14 km away
  5. 1.767 km NNE of Tanana, Alaska · 2078 days ago · 8 km deep · 1 km away
  6. 2.068 km NNE of Tanana, Alaska · 2079 days ago · 7 km deep · 3 km away
  7. 1.968 km NNE of Tanana, Alaska · 2080 days ago · 7 km deep · 2 km away
  8. 1.6northern Alaska · 2084 days ago · 4 km deep · 5 km away
  9. 1.6northern Alaska · 2086 days ago · 26 km deep · 9 km away
  10. 1.5Central Alaska · 2087 days ago · 14 km deep · 93 km away
  11. 1.69 km SSE of Tanana, Alaska · 2087 days ago · 15 km deep · 74 km away
  12. 2.861 km NW of Rampart, Alaska · 2090 days ago · 12 km deep · 38 km away
  13. 1.668 km NNE of Tanana, Alaska · 2090 days ago · 4 km deep · 2 km away
  14. 2.165 km NNE of Tanana, Alaska · 2092 days ago · 8 km deep · 1 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0211flpd2e. Read Thu, Oct 1, 2026, 7:19 AM UTC.