Alaska earthquakes

M2.8 earthquake 23 km SE of Fox River, Alaska

A magnitude 2.8 earthquake struck 23 km SE of Fox River, Alaska on Tue, Feb 13, 2018, 4:23 PM AKST (01:23 UTC), 36 km (22 mi) below the surface.

A larger quake followed: M4.3 14 km SSW of Nanwalek, Alaska. This one was a foreshock.

Fox River 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: 2.8 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Tue, Feb 13, 2018, 4:23 PM AKST
UTC: 2018-02-14 01:23:53 UTC
Depth: 36.2 km (22.5 mi), shallow
Epicenter: 59.731° N, 150.624° W
Region: Alaska
Felt reports: 3
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
2.8	ML, local (Richter)	Alaska Earthquake Center	Preferred · Preliminary
2.8	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed

Did you feel it?

3 people reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

How well it is located

Reviewed by a seismologist.

Stations used: 118

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 139 in the 60 days after this one and 47 in the 30 days before it.

After

The first 60 of 139.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak01822fx3e1 (also filed as ak18435677, us2000d1rx). Read Sun, Oct 4, 2026, 1:57 AM UTC.