Alaska earthquakes

M2.9 earthquake 241 km SE of Old Harbor, Alaska

A magnitude 2.9 earthquake struck 241 km SE of Old Harbor, Alaska on Wed, Jun 13, 2018, 10:40 AM AKDT (18:40 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.0 236 km SSE of Chiniak, Alaska. This one was a foreshock.

Womens Bay 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: 2.9 (ml), micro
Local time: Wed, Jun 13, 2018, 10:40 AM AKDT
UTC: 2018-06-13 18:40:36 UTC
Depth: 6.1 km (3.8 mi), shallow
Epicenter: 55.551° N, 150.769° 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 8.0 km horizontally, 8.1 km in depth
Magnitude uncertainty: ±0.07
Depth from: From location
Station coverage gap: 198°, poorly surrounded by stations
Stations used: 50

Nearest places

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

Womens Bay, AlaskaPopulation 719. Forecast264 kmSSE

Nearby

Within 100 km, magnitude 1.5 and up: 185 in the 60 days after this one and 141 in the 30 days before it.

After

The first 60 of 185.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000eq6n (also filed as ak19769350, aacse0187jj3dnt, ak0187jj3dnt). Read Tue, Sep 29, 2026, 6:42 PM UTC.