Alaska earthquakes

M2.0 earthquake 239 km WSW of Adak, Alaska

A magnitude 2.0 earthquake struck 239 km WSW of Adak, Alaska on Fri, Jun 29, 2018, 2:40 AM GMT-12 (14:40 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M4.5 Rat Islands, Aleutian Islands, Alaska. This one was a foreshock.

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The earthquake

Magnitude
2.0 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2018-06-29 14:40:01 UTC
Depth
13.4 km (8.3 mi), shallow
Epicenter
51.059° N, 179.828° 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: 109 in the 60 days after this one and 45 in the 30 days before it.

After

The first 60 of 109.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak01889xb455 (also filed as ak19846684). Read Fri, Oct 2, 2026, 9:24 PM UTC.