M 3.0 Earthquake Strikes 28 km North of Karluk, Alaska

What Happened

A minor earthquake with a magnitude of 3.0 ml was recorded on March 16, 2026, at 03:00:35 UTC. The event was centered approximately 28 km north of Karluk, Alaska. The tremor occurred at a depth of 78.7 km.

Location Details

The earthquake’s epicenter was located at coordinates 57.827°N and 154.478°W, positioned north of Karluk. The recorded depth of 78.7 km classifies this as a deep earthquake, as it occurred more than 70 km below the Earth’s surface. Deep earthquakes typically result in less intense shaking at the surface compared to shallower events of the same magnitude.

Impact Assessment

According to the U.S. Geological Survey (USGS), there are no reports of the earthquake being felt by the public at this time. There is no tsunami advisory, watch, or warning in effect. No alert level color has been assigned to this event, which is consistent with routine seismic activity in the region.

What You Should Know

Earthquakes with magnitudes between 2.5 and 3.9 are classified as minor. While they are frequently recorded by seismographs, they are only occasionally felt and rarely cause damage. Residents in Alaska, a seismically active area, are encouraged to remain aware of routine geological activity.

Source

Information for this report was provided by the USGS Earthquake Hazards Program.