Alaska earthquakes

M1.8 earthquake 126 km WSW of Adak, Alaska

A magnitude 1.8 earthquake struck 126 km WSW of Adak, Alaska on Sat, Jun 9, 2018, 9:17 AM HADT (18:17 UTC), 44 km (27 mi) below the surface.

A larger quake followed: M4.2 211 km WSW of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 1.8 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Sat, Jun 9, 2018, 9:17 AM HADT
UTC: 2018-06-09 18:17:42 UTC
Depth: 43.9 km (27.3 mi), shallow
Epicenter: 51.296° N, 178.203° 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

Nearby

Within 100 km, magnitude 1.5 and up: 188 in the 60 days after this one and 33 in the 30 days before it.

After

The first 60 of 188.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0187cwt2df (also filed as ak19773083). Read Thu, Oct 1, 2026, 10:08 PM UTC.