Alaska earthquakes

M1.6 earthquake 18 km SSW of Trapper Creek, Alaska

A magnitude 1.6 earthquake struck 18 km SSW of Trapper Creek, Alaska on Sat, Sep 1, 2018, 1:50 PM AKDT (21:50 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M4.5 28 km S of Susitna, Alaska. This one was a foreshock.

Talkeetna 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, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Sat, Sep 1, 2018, 1:50 PM AKDT
UTC: 2018-09-01 21:50:21 UTC
Depth: 15.2 km (9.4 mi), shallow
Epicenter: 62.160° N, 150.335° 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: 27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 113 in the 30 days before it.

After

The first 60 of at least 199.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018b7vxjnp (also filed as ak20239380). Read Fri, Oct 2, 2026, 11:06 PM UTC.