Alaska earthquakes

M1.6 earthquake 83 km NNW of Karluk, Alaska

A magnitude 1.6 earthquake struck 83 km NNW of Karluk, Alaska on Thu, Oct 11, 2018, 6:03 PM AKDT (02:03 UTC), 1 km (0 mi) below the surface.

A larger quake followed: M1.9 64 km NNW of Karluk, Alaska. This one was a foreshock.

Naknek forecast More in Alaska

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: Thu, Oct 11, 2018, 6:03 PM AKDT
UTC: 2018-10-12 02:03:47 UTC
Depth: 0.5 km (0.3 mi), shallow
Epicenter: 58.238° N, 155.092° 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: 25

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 115 in the 60 days after this one and 69 in the 30 days before it.

After

The first 60 of 115.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018d3ddir3 (also filed as ak20277942, av61796021, aacse018d3ddir3). Read Tue, Sep 22, 2026, 9:28 PM UTC.