Alaska earthquakes

M4.2 earthquake 258 km SE of Chiniak, Alaska

A magnitude 4.2 earthquake struck 258 km SE of Chiniak, Alaska on Wed, May 29, 2019, 8:22 AM AKDT (16:22 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.4 259 km ESE 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: 4.2 (mb), light
Local time: Wed, May 29, 2019, 8:22 AM AKDT
UTC: 2019-05-29 16:22:48 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 56.320° N, 148.755° 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 9.4 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.14
Depth from: Operator assigned
Station coverage gap: 155°
Stations used: 41

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 170 in the 60 days after this one and 68 in the 30 days before it.

After

The first 60 of 170.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us60003tqh (also filed as aacse0196uoqg22). Read Tue, Sep 29, 2026, 11:44 AM UTC.