Alaska earthquakes

M1.6 earthquake 34 km NNW of Sutton-Alpine, Alaska

A magnitude 1.6 earthquake struck 34 km NNW of Sutton-Alpine, Alaska on Sun, Sep 23, 2018, 1:22 AM AKDT (09:22 UTC), 24 km (15 mi) below the surface.

A larger quake followed: M3.4 12 km S of Susitna North, Alaska. This one was a foreshock.

Fishhook forecast More in Alaska

Map

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

Open the live map with earthquakes

The earthquake

Magnitude: 1.6 (ml), micro
Local time: Sun, Sep 23, 2018, 1:22 AM AKDT
UTC: 2018-09-23 09:22:08 UTC
Depth: 24.4 km (15.2 mi), shallow
Epicenter: 62.052° N, 149.081° 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: 40

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 167 in the 60 days after this one and 75 in the 30 days before it.

After

The first 60 of 167.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018c82fy6m (also filed as ak20261160). Read Wed, Sep 30, 2026, 8:38 PM UTC.