Alaska earthquakes

M1.5 earthquake 83 km S of Adak, Alaska

A magnitude 1.5 earthquake struck 83 km S of Adak, Alaska on Sun, Jun 18, 2017, 12:52 PM HADT (21:52 UTC), 18 km (11 mi) below the surface.

A larger quake followed: M5.2 27 km ESE of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 1.5 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Sun, Jun 18, 2017, 12:52 PM HADT
UTC: 2017-06-18 21:52:25 UTC
Depth: 18.1 km (11.2 mi), shallow
Epicenter: 51.126° N, 176.646° 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: 14

Nearby

Within 100 km, magnitude 1.5 and up: 139 in the 60 days after this one and 58 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 ak0177rumyef (also filed as ak16333574). Read Fri, Oct 2, 2026, 10:06 AM UTC.