Alaska earthquakes

M1.5 earthquake 59 km SE of Unalaska, Alaska

A magnitude 1.5 earthquake struck 59 km SE of Unalaska, Alaska on Tue, Jun 19, 2018, 11:34 PM AKDT (07:34 UTC), 37 km (23 mi) below the surface.

A larger quake followed: M4.6 135 km S of Unalaska, Alaska. This one was a foreshock.

Unalaska forecastMore 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), micro
Local time
UTC
2018-06-20 07:34:21 UTC
Depth
36.9 km (22.9 mi), shallow
Epicenter
53.484° N, 165.922° 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
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 106 in the 60 days after this one and 70 in the 30 days before it.

After

The first 60 of 106.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0187ux9pp7 (also filed as ak19799368). Read Thu, Oct 1, 2026, 1:37 AM UTC.