M 3.5 Earthquake Strikes Near Larsen Bay, Alaska

Earthquakes low USGS · · Alaska

A minor 3.5 magnitude earthquake was recorded 13 km west-northwest of Larsen Bay, Alaska, on March 12, 2026, at a depth of 42.8 km.

What Happened

A minor earthquake with a magnitude of 3.5 ml occurred on March 12, 2026, at 11:00:01 UTC. The seismic event was recorded at a depth of 42.8 km and is classified as a routine geological occurrence for the region.

Location Details

The epicenter was located at coordinates 57.579°N, 154.184°W, approximately 13 km west-northwest of Larsen Bay, Alaska. The depth of 42.8 km indicates an intermediate-depth earthquake, as it falls within the 20-70 km range.

Impact Assessment

According to the USGS data, there are currently no felt reports associated with this event. No tsunami advisory, watch, or warning has been issued (tsunami: 0). The event recorded a Modified Mercalli Intensity (MMI) of 2.707, and no alert level color has been assigned.

What You Should Know

Earthquakes with magnitudes between 2.5 and 3.9 are classified as minor. While they are often felt by residents near the epicenter, they rarely cause structural damage. Residents in seismic zones are encouraged to maintain standard safety kits and be aware that aftershocks are a common occurrence following initial seismic activity.

Source

Data provided by the USGS Earthquake Hazards Program.

Source: USGS Official Notice

Frequently Asked Questions

What is this earthquakes alert about?
A minor 3.5 magnitude earthquake was recorded 13 km west-northwest of Larsen Bay, Alaska, on March 12, 2026, at a depth of 42.8 km.
Which agency issued this alert?
This alert was issued by USGS. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "low" severity. No immediate action required, but stay aware.
What area is affected?
This alert affects Alaska. Check with USGS for the most current geographic scope.
Where can I find more earthquakes alerts?
Browse all earthquakes alerts on Areazine at areazine.com/earthquakes/ for the latest updates from USGS and other agencies.