Alaska earthquakes

M2.3 earthquake 25 km N of False Pass, Alaska

A magnitude 2.3 earthquake struck 25 km N of False Pass, Alaska on Thu, Dec 31, 2015, 6:00 AM AKST (15:00 UTC), 119 km (74 mi) below the surface.

A larger quake followed: M4.0 Alaska Peninsula. This one was a foreshock.

King Cove 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
2.3 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2015-12-31 15:00:51 UTC
Depth
119.1 km (74.0 mi), intermediate-depth
Epicenter
55.077° N, 163.366° 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
9

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 8 in the 30 days before it.

After

  1. 1.9Alaska Peninsula · 3928 days ago · 14 km deep · 68 km away
  2. 2.756 km SW of False Pass, Alaska · 3925 days ago · 90 km deep · 80 km away
  3. 4.0Alaska Peninsula · 3922 days ago · 91 km deep · 84 km away
  4. 2.653 km S of False Pass, Alaska · 3917 days ago · 79 km deep · 78 km away
  5. 2.921 km WSW of King Cove, Alaska · 3911 days ago · 118 km deep · 49 km away
  6. 2.755 km S of King Cove, Alaska · 3910 days ago · 41 km deep · 93 km away
  7. 2.053 km SSW of False Pass, Alaska · 3906 days ago · 58 km deep · 77 km away
  8. 2.154 km S of King Cove, Alaska · 3905 days ago · 19 km deep · 83 km away
  9. 2.154 km ESE of False Pass, Alaska · 3904 days ago · 63 km deep · 69 km away
  10. 2.678 km SE of False Pass, Alaska · 3901 days ago · 29 km deep · 97 km away
  11. 2.515 km SE of False Pass, Alaska · 3899 days ago · 103 km deep · 38 km away
  12. 2.050 km S of King Cove, Alaska · 3898 days ago · 21 km deep · 91 km away
  13. 2.319 km SSW of Cold Bay, Alaska · 3898 days ago · 119 km deep · 35 km away
  14. 2.730 km W of False Pass, Alaska · 3895 days ago · 141 km deep · 44 km away
  15. 2.8114 km NW of Cold Bay, Alaska · 3888 days ago · 260 km deep · 100 km away
  16. 2.154 km SSW of False Pass, Alaska · 3884 days ago · 96 km deep · 78 km away
  17. 2.972 km S of False Pass, Alaska · 3880 days ago · 50 km deep · 97 km away
  18. 2.442 km ESE of False Pass, Alaska · 3880 days ago · 13 km deep · 54 km away
  19. 2.565 km W of False Pass, Alaska · 3879 days ago · 138 km deep · 71 km away
  20. 2.128 km S of False Pass, Alaska · 3879 days ago · 7 km deep · 53 km away
  21. 2.510 km WNW of Cold Bay, Alaska · 3878 days ago · 129 km deep · 34 km away
  22. 3.527 km NNE of King Cove, Alaska · 3877 days ago · 149 km deep · 84 km away

Before

  1. 2.371 km SSW of False Pass, Alaska · 3940 days ago · 63 km deep · 96 km away
  2. 2.541 km E of False Pass, Alaska · 3946 days ago · 72 km deep · 50 km away
  3. 2.468 km SW of False Pass, Alaska · 3946 days ago · 90 km deep · 90 km away
  4. 2.755 km SSW of King Cove, Alaska · 3949 days ago · 25 km deep · 75 km away
  5. 1.960 km SSW of False Pass, Alaska · 3955 days ago · 65 km deep · 85 km away
  6. 2.421 km SSW of False Pass, Alaska · 3955 days ago · 7 km deep · 46 km away
  7. 2.032 km SSW of Cold Bay, Alaska · 3955 days ago · 13 km deep · 38 km away
  8. 1.868 km S of False Pass, Alaska · 3959 days ago · 53 km deep · 93 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak015grw3a9m (also filed as ak12449742). Read Sun, Oct 4, 2026, 11:08 PM UTC.