Alaska earthquakes

M4.6 earthquake 51 km NNE of Chase, Alaska

A magnitude 4.6 earthquake struck 51 km NNE of Chase, Alaska on Thu, Mar 10, 1983, 4:03 AM GMT-10 (14:03 UTC), 96 km (60 mi) below the surface.

A larger quake followed: M5.1 50 km W of Cantwell, Alaska. This one was a foreshock.

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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
4.6 (mb), light
Local time
UTC
1983-03-10 14:03:35 UTC
Depth
96.2 km (59.8 mi), intermediate-depth
Epicenter
62.850° N, 149.600° 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.

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 2 in the 60 days after this one and 1 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0001thq. Read Sun, Sep 27, 2026, 8:28 AM UTC.