Alaska earthquakes

M1.8 earthquake 21 km ENE of Sterling, Alaska

A magnitude 1.8 earthquake struck 21 km ENE of Sterling, Alaska on Thu, Oct 25, 2018, 1:23 AM AKDT (09:23 UTC), 42 km (26 mi) below the surface.

A larger quake followed: M7.1 1 km SE of Point MacKenzie, Alaska. This one was a foreshock.

Sterling forecastMore in Alaska

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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
1.8 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2018-10-25 09:23:46 UTC
Depth
41.7 km (25.9 mi), shallow
Epicenter
60.603° N, 150.403° 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
49

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 199 in the 60 days after this one and 90 in the 30 days before it.

After

The first 60 of at least 199.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018doznco8 (also filed as ak20290457). Read Mon, Oct 5, 2026, 3:53 AM UTC.