Alaska earthquakes

M4.8 earthquake 100 km SE of Chignik, Alaska

A magnitude 4.8 earthquake struck 100 km SE of Chignik, Alaska on Fri, Nov 1, 1985, 7:39 PM AKST (04:39 UTC), 33 km (21 mi) below the surface.

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The earthquake

Magnitude
4.8 (mb), light
Local time
UTC
1985-11-02 04:39:44 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
55.659° N, 157.271° 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.

Depth from
OPERATOR_ASSIGNED

Nearest places

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

Nearby

Within 100 km, magnitude 1.8 and up: 0 in the 60 days after this one and 0 in the 30 days before it.

None recorded.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002md0. Read Mon, Sep 21, 2026, 8:43 PM UTC.