Small magnitude 3.9 quake hits 54 miles southwest of Atka, Alaska, United States around noon

An earthquake of magnitude 3.9 occurred around noon on Thursday, February 12th, 2026, at 1:28 pm local time near Atka, Aleutians West, Alaska, USA, as reported by the United States Geological Survey.
According to preliminary data, the quake was located at a shallow depth of 11 miles. Shallow earthquakes are felt more strongly than deeper ones as they are closer to the surface. Magnitude and other quake parameters can still change in the coming hours as the agency continues to process seismic data.
Our monitoring service identified a second report from The Incorporated Research Institutions for Seismology (IRIS) which listed the quake at magnitude 3.9 as well. A third agency, the European-Mediterranean Seismological Centre (EMSC), reported the same quake at magnitude 3.9.
Towns or cities near the epicenter where the quake might have been felt as very weak shaking include Atka (pop. 64) located 54 miles from the epicenter.


Earthquake data:
Date & time: Feb 12, 2026 01:28 pm (GMT -10) local time (12 Feb 2026 23:28 GMT)
Magnitude: 3.9
Depth: 18.45 km
Epicenter latitude / longitude: 51.64°N / 175.07°W (Alaska, United States)
Primary data source: USGS
https://www.volcanodiscovery.com/earthquake/news/294719/Small-magnitude-39-quake-hits-54-miles-southwest-of-Atka-Alaska-United-States-around-noon-.html