Alaska earthquakes

M2.1 earthquake 55 km SSW of Alcan Border, Alaska

A magnitude 2.1 earthquake struck 55 km SSW of Alcan Border, Alaska on Tue, Oct 5, 2021, 2:12 PM AKDT (22:12 UTC), 9 km (5 mi) below the surface.

A larger quake followed: M2.5 117 km E of McCarthy, 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), micro
Local time
UTC
2021-10-05 22:12:32 UTC
Depth
8.6 km (5.3 mi), shallow
Epicenter
62.214° N, 141.560° 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
51

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 1.6119 km E of McCarthy, Alaska · 1818 days ago · 0 km deep · 88 km away
  2. 1.525 km NE of McCarthy, Alaska · 1817 days ago · 10 km deep · 87 km away
  3. 1.885 km E of McCarthy, Alaska · 1814 days ago · 4 km deep · 81 km away
  4. 2.0125 km E of McCarthy, Alaska · 1814 days ago · 1 km deep · 99 km away
  5. 1.990 km E of McCarthy, Alaska · 1811 days ago · 3 km deep · 78 km away
  6. 1.689 km E of McCarthy, Alaska · 1811 days ago · 4 km deep · 77 km away
  7. 1.537 km NE of McCarthy, Alaska · 1800 days ago · 6 km deep · 75 km away
  8. 1.667 km SSW of Alcan Border, Alaska · 1794 days ago · 6 km deep · 12 km away
  9. 1.857 km SSW of Alcan Border, Alaska · 1791 days ago · 3 km deep · 2 km away
  10. 2.5117 km E of McCarthy, Alaska · 1763 days ago · 6 km deep · 91 km away
  11. 1.524 km N of Nabesna, Alaska · 1762 days ago · 6 km deep · 88 km away
  12. 1.9116 km E of McCarthy, Alaska · 1760 days ago · 5 km deep · 90 km away

Before

  1. 1.957 km SSW of Alcan Border, Alaska · 1819 days ago · 5 km deep · 3 km away
  2. 2.254 km SSW of Alcan Border, Alaska · 1819 days ago · 11 km deep · 1 km away
  3. 3.652 km SSW of Alcan Border, Alaska · 1819 days ago · 9 km deep · 3 km away · felt by 1
  4. 2.356 km SSW of Alcan Border, Alaska · 1819 days ago · 4 km deep · 1 km away
  5. 1.730 km NE of McCarthy, Alaska · 1823 days ago · 3 km deep · 83 km away
  6. 2.224 km NE of McCarthy, Alaska · 1823 days ago · 7 km deep · 88 km away
  7. 1.8Southern Alaska · 1831 days ago · 4 km deep · 92 km away
  8. 1.6102 km E of McCarthy, Alaska · 1834 days ago · 7 km deep · 76 km away
  9. 1.6118 km E of McCarthy, Alaska · 1841 days ago · 9 km deep · 97 km away
  10. 1.691 km E of McCarthy, Alaska · 1843 days ago · 9 km deep · 76 km away
  11. 1.986 km S of Alcan Border, Alaska · 1844 days ago · 3 km deep · 37 km away
  12. 1.690 km E of McCarthy, Alaska · 1846 days ago · 5 km deep · 75 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021cs4knpk. Read Mon, Sep 28, 2026, 7:36 AM UTC.