Alaska earthquakes

M1.5 earthquake 97 km ESE of Adak, Alaska

A magnitude 1.5 earthquake struck 97 km ESE of Adak, Alaska on Thu, May 12, 2016, 9:35 AM HADT (18:35 UTC), 20 km (12 mi) below the surface.

A larger quake followed: M4.1 101 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
UTC
2016-05-12 18:35:53 UTC
Depth
20.0 km (12.4 mi), shallow
Epicenter
51.628° N, 175.281° 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: 125 in the 60 days after this one and 92 in the 30 days before it.

After

The first 60 of 125.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak016649eks8 (also filed as ak13591795). Read Sun, Oct 4, 2026, 5:36 AM UTC.