Alaska earthquakes

M1.9 earthquake 52 km NW of Karluk, Alaska

A magnitude 1.9 earthquake struck 52 km NW of Karluk, Alaska on Wed, Sep 13, 2017, 2:28 AM AKDT (10:28 UTC), 77 km (48 mi) below the surface.

A larger quake followed: M4.2 68 km ENE of Ugashik, 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: 1.9 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Wed, Sep 13, 2017, 2:28 AM AKDT
UTC: 2017-09-13 10:28:01 UTC
Depth: 76.9 km (47.8 mi), intermediate-depth
Epicenter: 57.880° N, 155.113° 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: 103 in the 60 days after this one and 49 in the 30 days before it.

After

The first 60 of 103.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017brjp6lu (also filed as ak16830540). Read Fri, Oct 2, 2026, 11:25 AM UTC.