Alaska earthquakes

M2.1 earthquake 223 km SSE of Akutan, Alaska

A magnitude 2.1 earthquake struck 223 km SSE of Akutan, Alaska on Thu, Aug 19, 2021, 1:58 PM AKDT (21:58 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M2.9 194 km SE of Akutan, Alaska. This one was a foreshock.

Akutan 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
2.1 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2021-08-19 21:58:22 UTC
Depth
7.8 km (4.8 mi), shallow
Epicenter
52.295° N, 164.415° 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: 9 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 1.8200 km SSE of Unalaska, Alaska · 1865 days ago · 26 km deep · 31 km away
  2. 1.9151 km SSE of Akutan, Alaska · 1862 days ago · 55 km deep · 78 km away
  3. 2.6197 km SE of Akutan, Alaska · 1854 days ago · 20 km deep · 56 km away
  4. 2.9194 km SE of Akutan, Alaska · 1847 days ago · 10 km deep · 75 km away
  5. 2.4217 km SE of Akutan, Alaska · 1844 days ago · 12 km deep · 69 km away
  6. 2.6195 km SE of Akutan, Alaska · 1843 days ago · 18 km deep · 79 km away
  7. 2.6209 km SE of Akutan, Alaska · 1834 days ago · 10 km deep · 48 km away
  8. 2.9188 km SSE of Unalaska, Alaska · 1824 days ago · 42 km deep · 42 km away
  9. 2.2161 km SSE of Unalaska, Alaska · 1815 days ago · 9 km deep · 68 km away

Before

  1. 1.7137 km SSE of Akutan, Alaska · 1870 days ago · 18 km deep · 88 km away
  2. 2.2247 km SE of Akutan, Alaska · 1871 days ago · 9 km deep · 94 km away
  3. 2.2171 km SE of Unalaska, Alaska · 1882 days ago · 26 km deep · 55 km away
  4. 2.9194 km SSE of Akutan, Alaska · 1885 days ago · 10 km deep · 29 km away
  5. 2.8195 km SSE of Unalaska, Alaska · 1889 days ago · 10 km deep · 67 km away
  6. 2.6169 km SSE of Akutan, Alaska · 1890 days ago · 10 km deep · 55 km away
  7. 1.8192 km SSE of Unalaska, Alaska · 1896 days ago · 19 km deep · 71 km away
  8. 1.8148 km SSE of Akutan, Alaska · 1897 days ago · 25 km deep · 82 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021amdzr1z. Read Fri, Oct 2, 2026, 5:36 PM UTC.