Alaska earthquakes

M2.6 earthquake 218 km SE of Chiniak, Alaska

A magnitude 2.6 earthquake struck 218 km SE of Chiniak, Alaska on Wed, Oct 24, 2018, 6:27 AM AKDT (14:27 UTC), 17 km (10 mi) below the surface.

A larger quake followed: M2.9 251 km SE of Chiniak, 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: 2.6 (ml), micro
Local time: Wed, Oct 24, 2018, 6:27 AM AKDT
UTC: 2018-10-24 14:27:26 UTC
Depth: 16.8 km (10.5 mi), shallow
Epicenter: 56.004° N, 150.235° 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 15.0 km horizontally, 22.5 km in depth
Magnitude uncertainty: ±0.09
Depth from: From location
Station coverage gap: 294°, poorly surrounded by stations
Stations used: 22

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 175 in the 60 days after this one and 24 in the 30 days before it.

After

The first 60 of 175.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000i4zb (also filed as ak018dnf3zg3, ak20307300, aacse018dnf3zg3). Read Tue, Sep 22, 2026, 5:58 AM UTC.