Alaska earthquakes

M1.6 earthquake 20 km ENE of Nikiski, Alaska

A magnitude 1.6 earthquake struck 20 km ENE of Nikiski, Alaska on Mon, Jan 1, 2018, 7:48 AM AKST (16:48 UTC), 55 km (34 mi) below the surface.

A larger quake followed: M3.4 25 km N of Cooper Landing, Alaska. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.6 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2018-01-01 16:48:54 UTC
Depth
55.1 km (34.2 mi), shallow
Epicenter
60.769° N, 150.944° 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
35

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and 161 in the 30 days before it.

After

The first 60 of at least 200.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0181xcor5 (also filed as ak17799098). Read Sat, Oct 3, 2026, 2:35 PM UTC.