Alaska earthquakes

M2.6 earthquake 18 km WNW of Fox, Alaska

A magnitude 2.6 earthquake struck 18 km WNW of Fox, Alaska on Sun, Sep 23, 2018, 9:30 PM AKDT (05:30 UTC), 18 km (11 mi) below the surface.

A larger quake followed: M3.9 34 km NNE of Four Mile Road, 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: 2.6 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Sun, Sep 23, 2018, 9:30 PM AKDT
UTC: 2018-09-24 05:30:59 UTC
Depth: 18.4 km (11.4 mi), shallow
Epicenter: 65.023° N, 147.970° W
Region: Alaska
Felt reports: 12
Tsunami flag: No
Status: Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
2.6	ML, local (Richter)	Alaska Earthquake Center	Preferred · Preliminary
2.6	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed

Did you feel it?

12 people reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

How well it is located

Reviewed by a seismologist.

Stations used: 62

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 10 in the 30 days before it.

After

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018c9nndy9 (also filed as ak20261686, us2000hj8d). Read Fri, Oct 2, 2026, 9:24 PM UTC.