Alaska earthquakes

M4.3 earthquake 86 km SSE of Adak, Alaska

A magnitude 4.3 earthquake struck 86 km SSE of Adak, Alaska on Mon, Jun 10, 1996, 3:27 AM HADT (12:27 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.0 49 km SSW of Adak, Alaska. This one was a foreshock.

Map

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The earthquake

Magnitude: 4.3 (mb), light
Local time: Mon, Jun 10, 1996, 3:27 AM HADT
UTC: 1996-06-10 12:27:07 UTC
Depth: 33.0 km (20.5 mi), shallow
Epicenter: 51.167° N, 176.129° 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.

Depth from: OPERATOR_ASSIGNED

Nearby

Within 100 km, magnitude 1.5 and up: 144 in the 60 days after this one and 38 in the 30 days before it.

After

The first 60 of 144.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0007jfj (also filed as ak9967g4d8cl). Read Tue, Sep 22, 2026, 10:23 PM UTC.