Alaska earthquakes

M2.5 earthquake 97 km S of False Pass, Alaska

A magnitude 2.5 earthquake struck 97 km S of False Pass, Alaska on Sun, Apr 15, 2018, 7:31 AM AKDT (15:31 UTC), 22 km (14 mi) below the surface.

A larger quake followed: M5.5 160 km ESE of Akutan, Alaska. This one was a foreshock.

King Cove forecast More 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), micro
Local time: Sun, Apr 15, 2018, 7:31 AM AKDT
UTC: 2018-04-15 15:31:40 UTC
Depth: 22.5 km (14.0 mi), shallow
Epicenter: 53.977° 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.

Location uncertainty: About 2.8 km horizontally, 17.3 km in depth
Depth from: From location
Station coverage gap: 218°, poorly surrounded by stations
Stations used: 15

Nearest places

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

King Cove, AlaskaPopulation 1,009. Forecast138 kmSSW

Nearby

Within 100 km, magnitude 1.5 and up: 176 in the 60 days after this one and 51 in the 30 days before it.

After

The first 60 of 176.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000dnf3 (also filed as ak19242922, ak0184twjo9z). Read Wed, Sep 30, 2026, 9:26 PM UTC.