Alaska earthquakes

M3.8 earthquake 56 km SSE of Cantwell, Alaska

A magnitude 3.8 earthquake struck 56 km SSE of Cantwell, Alaska on Sun, Aug 29, 1982, 7:49 AM GMT-9 (16:49 UTC), 101 km (63 mi) below the surface.

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The earthquake

Magnitude
3.8 (mb), minor
Local time
UTC
1982-08-29 16:49:03 UTC
Depth
100.7 km (62.6 mi), intermediate-depth
Epicenter
62.904° N, 148.648° 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 1.5 and up: 1 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 3.773 km N of Petersville, Alaska · 16067 days ago · 125 km deep · 97 km away

Before

  1. 3.633 km NE of Chase, Alaska · 16099 days ago · 14 km deep · 57 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0001pam. Read Tue, Sep 22, 2026, 9:18 PM UTC.