Alaska earthquakes

M4.2 earthquake 74 km SSE of Adak, Alaska

A magnitude 4.2 earthquake struck 74 km SSE of Adak, Alaska on Sat, Jun 15, 1996, 6:28 AM HADT (15:28 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.0 55 km SSW of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 4.2 (mb), light
Local time: Sat, Jun 15, 1996, 6:28 AM HADT
UTC: 1996-06-15 15:28:08 UTC
Depth: 33.0 km (20.5 mi), shallow
Epicenter: 51.245° N, 176.278° 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: 47 in the 60 days after this one and 150 in the 30 days before it.

After

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0007jth (also filed as ak9967ofuh8c). Read Tue, Sep 22, 2026, 9:18 PM UTC.