Alaska earthquakes

M2.7 earthquake 141 km E of McCarthy, Alaska

A magnitude 2.7 earthquake struck 141 km E of McCarthy, Alaska on Sun, Oct 1, 2023, 7:04 AM AKDT (15:04 UTC), 5 km (3 mi) below the surface.

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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: 2.7 (ml), micro
Local time: Sun, Oct 1, 2023, 7:04 AM AKDT
UTC: 2023-10-01 15:04:40 UTC
Depth: 5.0 km (3.1 mi), shallow
Epicenter: 61.442° N, 140.271° 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 0.8 km horizontally, 8.0 km in depth
Magnitude uncertainty: ±0.04
Depth from: From location
Station coverage gap: 81°
Stations used: 31

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 19 in the 60 days after this one and 21 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000lc40 (also filed as ak023cle7jcn). Read Tue, Sep 29, 2026, 6:32 PM UTC.