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USGSSeptember 28, 2026

M2.9 earthquake, 83 km ESE of Adak, Alaska

A magnitude 2.9 earthquake was recorded 83 km ESE of Adak, Alaska at a depth of 39 km, according to the U.S. Geological Survey. It was the 9,431st earthquake of magnitude 2.5 or more the USGS located in and near the U.S. in 2026, against 12,608 a year on average in 2016-2025.

M2.9

The notice

Issued by
U.S. Geological Survey
Area
83 km ESE of Adak, Alaska
State
Alaska
Magnitude
2.9 (local magnitude)
Depth
38.5 km
Time
2026-09-28 19:10:40 UTC
Status
reviewed by a seismologist
Epicentre
51.503, -175.577
Official source
U.S. Geological Survey: the notice at its source

Source: U.S. Geological Survey: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.