Alaska earthquakes

M3.3 earthquake 231 km SSE of False Pass, Alaska

A magnitude 3.3 earthquake struck 231 km SSE of False Pass, Alaska on Fri, Dec 14, 2018, 9:29 PM AKST (06:29 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M3.8 231 km SE of Akutan, 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
3.3 (ML, local (Richter)), minor
Magnitude from
Alaska Earthquake Center
Local time
UTC
2018-12-15 06:29:54 UTC
Depth
7.0 km (4.3 mi), shallow
Epicenter
52.981° N, 161.878° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.ScaleComputed byNotes
3.3ML, local (Richter)Alaska Earthquake CenterPreferred · Preliminary
3.3ML, local (Richter)AACSEPreliminary

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
34

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 5 in the 30 days before it.

After

  1. 2.6264 km SSE of False Pass, Alaska · 2839 days ago · 11 km deep · 68 km away
  2. 3.0258 km SSE of False Pass, Alaska · 2834 days ago · 7 km deep · 43 km away
  3. 2.8237 km SE of Akutan, Alaska · 2828 days ago · 10 km deep · 89 km away
  4. 2.9269 km S of False Pass, Alaska · 2828 days ago · 1 km deep · 88 km away
  5. 2.8248 km SSE of King Cove, Alaska · 2828 days ago · 38 km deep · 86 km away
  6. 2.9223 km S of King Cove, Alaska · 2826 days ago · 3 km deep · 11 km away
  7. 3.0170 km SSE of False Pass, Alaska · 2826 days ago · 43 km deep · 76 km away
  8. 2.6140 km S of King Cove, Alaska · 2826 days ago · 26 km deep · 93 km away
  9. 2.7141 km S of King Cove, Alaska · 2826 days ago · 26 km deep · 92 km away
  10. 3.0214 km SSE of King Cove, Alaska · 2824 days ago · 55 km deep · 69 km away
  11. 2.9209 km SSE of False Pass, Alaska · 2823 days ago · 10 km deep · 22 km away
  12. 3.1162 km SSE of King Cove, Alaska · 2816 days ago · 60 km deep · 94 km away
  13. 3.2221 km S of False Pass, Alaska · 2814 days ago · 10 km deep · 67 km away
  14. 3.2134 km SSE of King Cove, Alaska · 2807 days ago · 23 km deep · 100 km away
  15. 3.8231 km SE of Akutan, Alaska · 2807 days ago · 10 km deep · 89 km away
  16. 3.2260 km SE of Akutan, Alaska · 2807 days ago · 40 km deep · 98 km away
  17. 3.5235 km SE of Akutan, Alaska · 2807 days ago · 10 km deep · 90 km away
  18. 2.7251 km SSE of King Cove, Alaska · 2799 days ago · 35 km deep · 92 km away
  19. 2.8247 km SSE of King Cove, Alaska · 2792 days ago · 40 km deep · 79 km away
  20. 3.2167 km SSE of False Pass, Alaska · 2791 days ago · 29 km deep · 78 km away
  21. 3.0152 km SSE of King Cove, Alaska · 2789 days ago · 66 km deep · 85 km away
  22. 3.0152 km SSE of King Cove, Alaska · 2789 days ago · 62 km deep · 84 km away

Before

  1. 2.9227 km SSE of King Cove, Alaska · 2849 days ago · 26 km deep · 87 km away
  2. 2.9298 km SSE of King Cove, Alaska · 2850 days ago · 26 km deep · 69 km away
  3. 3.6157 km SSE of False Pass, Alaska · 2853 days ago · 10 km deep · 83 km away
  4. 3.4south of Alaska · 2857 days ago · 44 km deep · 70 km away
  5. 2.5238 km SSE of False Pass, Alaska · 2877 days ago · 39 km deep · 10 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018g1ab1y4 (also filed as aacse018g1ab1y4). Read Thu, Oct 1, 2026, 6:51 PM UTC.