Alaska earthquakes

M2.2 earthquake 170 km SSE of Unalaska, Alaska

A magnitude 2.2 earthquake struck 170 km SSE of Unalaska, Alaska on Mon, Dec 7, 2015, 12:28 AM AKST (09:28 UTC), 37 km (23 mi) below the surface.

A larger quake followed: M3.8 214 km SSE 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
2.2 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2015-12-07 09:28:00 UTC
Depth
37.4 km (23.2 mi), shallow
Epicenter
52.502° N, 165.394° 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
11

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 1.888 km S of Unalaska, Alaska · 3954 days ago · 18 km deep · 94 km away
  2. 1.875 km SE of Unalaska, Alaska · 3951 days ago · 40 km deep · 98 km away
  3. 2.090 km SE of Unalaska, Alaska · 3950 days ago · 20 km deep · 83 km away
  4. 2.3138 km S of Unalaska, Alaska · 3941 days ago · 26 km deep · 65 km away
  5. 2.4217 km SSE of Akutan, Alaska · 3930 days ago · 16 km deep · 83 km away
  6. 3.8214 km SSE of Akutan, Alaska · 3920 days ago · 35 km deep · 96 km away
  7. 2.4136 km SSE of Akutan, Alaska · 3920 days ago · 26 km deep · 69 km away
  8. 1.9126 km SSE of Akutan, Alaska · 3920 days ago · 5 km deep · 68 km away
  9. 3.5213 km SE of Nikolski, Alaska · 3919 days ago · 24 km deep · 93 km away
  10. 2.2130 km S of Unalaska, Alaska · 3918 days ago · 14 km deep · 85 km away
  11. 2.4141 km S of Unalaska, Alaska · 3917 days ago · 24 km deep · 78 km away
  12. 2.5143 km ESE of Nikolski, Alaska · 3915 days ago · 25 km deep · 98 km away
  13. 2.4194 km SSE of Akutan, Alaska · 3909 days ago · 29 km deep · 87 km away
  14. 2.386 km SE of Unalaska, Alaska · 3898 days ago · 20 km deep · 87 km away
  15. 2.8south of Alaska · 3895 days ago · 15 km deep · 75 km away

Before

  1. 1.981 km SE of Unalaska, Alaska · 3957 days ago · 20 km deep · 99 km away
  2. 2.3199 km SSE of Unalaska, Alaska · 3962 days ago · 18 km deep · 36 km away
  3. 1.885 km SE of Unalaska, Alaska · 3962 days ago · 23 km deep · 92 km away
  4. 2.083 km SE of Unalaska, Alaska · 3965 days ago · 19 km deep · 90 km away
  5. 3.0198 km SSE of Akutan, Alaska · 3965 days ago · 12 km deep · 87 km away
  6. 2.5123 km S of Unalaska, Alaska · 3968 days ago · 5 km deep · 89 km away
  7. 3.9129 km S of Unalaska, Alaska · 3970 days ago · 26 km deep · 83 km away
  8. 2.6182 km SSE of Unalaska, Alaska · 3970 days ago · 34 km deep · 27 km away
  9. 1.8100 km SE of Unalaska, Alaska · 3974 days ago · 9 km deep · 77 km away
  10. 2.1128 km S of Unalaska, Alaska · 3974 days ago · 10 km deep · 80 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak015fo3s8wa (also filed as ak12241445). Read Mon, Oct 5, 2026, 2:24 AM UTC.