Alaska earthquakes

M1.9 earthquake 2 km S of Adak, Alaska

A magnitude 1.9 earthquake struck 2 km S of Adak, Alaska on Sun, Jun 10, 2018, 3:03 PM HADT (00:03 UTC), 66 km (41 mi) below the surface.

A larger quake followed: M4.5 95 km N of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude
1.9 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2018-06-11 00:03:08 UTC
Depth
65.6 km (40.8 mi), shallow
Epicenter
51.850° N, 176.637° 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
17

Nearby

Within 100 km, magnitude 1.5 and up: 145 in the 60 days after this one and 28 in the 30 days before it.

After

The first 60 of 145.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0187fx2vsg (also filed as ak19775623). Read Fri, Oct 2, 2026, 1:14 AM UTC.