Alaska earthquakes

M2.5 earthquake 74 km SE of Ugashik, Alaska

A magnitude 2.5 earthquake struck 74 km SE of Ugashik, Alaska on Sat, Nov 12, 2016, 3:01 AM AKST (12:01 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M5.0 52 km SSW of Ugashik, Alaska. This one was a foreshock.

Naknek 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
2.5 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2016-11-12 12:01:44 UTC
Depth
14.6 km (9.1 mi), shallow
Epicenter
57.080° N, 156.454° 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
2.5ML, local (Richter)Alaska Earthquake CenterPreferred · Preliminary
2.5ML, local (Richter)USGS National Earthquake Information CenterReviewed

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
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 110 in the 60 days after this one and 32 in the 30 days before it.

After

The first 60 of 110.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak016ekgiixd (also filed as ak14319024, us1000773k). Read Sat, Oct 3, 2026, 5:15 PM UTC.