Alaska earthquakes

M1.5 earthquake 66 km W of Tyonek, Alaska

A magnitude 1.5 earthquake struck 66 km W of Tyonek, Alaska on Mon, May 22, 2017, 4:58 AM AKDT (12:58 UTC), 113 km (70 mi) below the surface.

A larger quake followed: M5.2 32 km WNW of Nikiski, Alaska. This one was a foreshock.

Nikiski 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: 1.5 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Mon, May 22, 2017, 4:58 AM AKDT
UTC: 2017-05-22 12:58:22 UTC
Depth: 113.3 km (70.4 mi), intermediate-depth
Epicenter: 61.067° N, 152.376° 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: 26

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 164 in the 60 days after this one and 104 in the 30 days before it.

After

The first 60 of 164.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0176j1sym0 (also filed as ak16175930). Read Sun, Oct 4, 2026, 12:41 PM UTC.