Alaska earthquakes

M1.6 earthquake 74 km NNE of Karluk, Alaska

A magnitude 1.6 earthquake struck 74 km NNE of Karluk, Alaska on Sun, Dec 1, 2019, 3:45 AM AKST (12:45 UTC), 75 km (47 mi) below the surface.

A larger quake followed: M3.3 60 km SSE of Kokhanok, 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
1.6 (ml), micro
Local time
UTC
2019-12-01 12:45:48 UTC
Depth
75.3 km (46.8 mi), intermediate-depth
Epicenter
58.222° N, 154.184° 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.

Stations used
32

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 112 in the 60 days after this one and 42 in the 30 days before it.

After

The first 60 of 112.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak019fe8g7nl. Read Mon, Sep 28, 2026, 6:08 PM UTC.