Alaska earthquakes

M2.9 earthquake 190 km SE of Akutan, Alaska

A magnitude 2.9 earthquake struck 190 km SE of Akutan, Alaska on Mon, Dec 6, 2021, 10:48 PM AKST (07:48 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.0 98 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
2.9 (ml), micro
Local time
UTC
2021-12-07 07:48:28 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
52.837° N, 163.893° 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.

Location uncertainty
About 4.7 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.13
Depth from
Operator assigned
Station coverage gap
262°, poorly surrounded by stations
Stations used
23

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 21 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 3.098 km SE of Akutan, Alaska · 1750 days ago · 24 km deep · 97 km away
  2. 3.199 km SSE of Akutan, Alaska · 1736 days ago · 35 km deep · 92 km away
  3. 2.1150 km SSE of Akutan, Alaska · 1735 days ago · 10 km deep · 52 km away
  4. 1.8108 km SE of Akutan, Alaska · 1735 days ago · 32 km deep · 85 km away
  5. 3.295 km SE of Akutan, Alaska · 1733 days ago · 35 km deep · 96 km away
  6. 2.897 km SE of Akutan, Alaska · 1731 days ago · 35 km deep · 94 km away
  7. 3.1194 km SE of Akutan, Alaska · 1727 days ago · 10 km deep · 18 km away
  8. 2.7120 km ESE of Akutan, Alaska · 1726 days ago · 35 km deep · 97 km away
  9. 3.2230 km SSE of False Pass, Alaska · 1723 days ago · 10 km deep · 91 km away
  10. 2.7123 km SE of Akutan, Alaska · 1722 days ago · 28 km deep · 79 km away
  11. 3.1153 km SE of Akutan, Alaska · 1717 days ago · 35 km deep · 42 km away
  12. 2.0102 km SE of Akutan, Alaska · 1715 days ago · 25 km deep · 90 km away
  13. 2.8193 km SSE of Akutan, Alaska · 1711 days ago · 10 km deep · 59 km away
  14. 2.7202 km SSE of Unalaska, Alaska · 1708 days ago · 10 km deep · 82 km away
  15. 2.9221 km SSE of Akutan, Alaska · 1705 days ago · 10 km deep · 71 km away
  16. 2.3236 km SE of Akutan, Alaska · 1702 days ago · 8 km deep · 52 km away
  17. 2.0143 km SE of Akutan, Alaska · 1699 days ago · 24 km deep · 48 km away
  18. 2.0135 km SE of Akutan, Alaska · 1698 days ago · 40 km deep · 68 km away
  19. 4.3146 km S of False Pass, Alaska · 1691 days ago · 15 km deep · 89 km away
  20. 4.5Unimak Island region, Alaska · 1691 days ago · 19 km deep · 91 km away
  21. 2.8150 km S of False Pass, Alaska · 1691 days ago · 22 km deep · 87 km away

Before

  1. 2.5133 km SE of Akutan, Alaska · 1754 days ago · 15 km deep · 58 km away
  2. 1.9139 km SE of Akutan, Alaska · 1761 days ago · 26 km deep · 52 km away
  3. 1.7102 km SE of Akutan, Alaska · 1761 days ago · 15 km deep · 95 km away
  4. 1.9Unimak Island region, Alaska · 1766 days ago · 24 km deep · 81 km away
  5. 2.7120 km SE of Akutan, Alaska · 1768 days ago · 35 km deep · 70 km away
  6. 3.1Unimak Island region, Alaska · 1769 days ago · 32 km deep · 100 km away
  7. 2.4138 km SE of Akutan, Alaska · 1769 days ago · 22 km deep · 52 km away
  8. 2.5128 km SE of Akutan, Alaska · 1772 days ago · 10 km deep · 65 km away
  9. 2.7172 km SSE of Akutan, Alaska · 1774 days ago · 10 km deep · 50 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000gcmn (also filed as ak021fo2pq8u). Read Wed, Sep 23, 2026, 4:26 PM UTC.