Alaska earthquakes

M3.3 earthquake 276 km SE of Chiniak, Alaska

A magnitude 3.3 earthquake struck 276 km SE of Chiniak, Alaska on Thu, Mar 7, 2024, 8:38 PM AKST (05:38 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.3 241 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
3.3 (ml), minor
Local time
UTC
2024-03-08 05:38:04 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
55.768° N, 149.253° 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 9.2 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.06
Depth from
Operator assigned
Station coverage gap
220°, poorly surrounded by stations
Stations used
55

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 10 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000m8d0 (also filed as ak02434jqxkd). Read Mon, Sep 28, 2026, 12:35 PM UTC.