Alaska earthquakes

M2.3 earthquake 66 km S of Cantwell, Alaska

A magnitude 2.3 earthquake struck 66 km S of Cantwell, Alaska on Mon, Sep 25, 2017, 7:57 PM AKDT (03:57 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M3.6 65 km N of Petersville, Alaska. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 2.3 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Mon, Sep 25, 2017, 7:57 PM AKDT
UTC: 2017-09-26 03:57:07 UTC
Depth: 13.7 km (8.5 mi), shallow
Epicenter: 62.798° N, 148.861° 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: 98

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 158 in the 60 days after this one and 71 in the 30 days before it.

After

The first 60 of 158.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017ccxow0y (also filed as ak16906355). Read Sat, Oct 3, 2026, 12:04 PM UTC.