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USGSMay 23, 2026

M4.9 earthquake, 92 km SSW of Nikolski, Alaska

A magnitude 4.9 earthquake was recorded 92 km SSW of Nikolski, Alaska at a depth of 10 km, according to the U.S. Geological Survey. It was the 4,942nd 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.

M4.9

The notice

Issued by
U.S. Geological Survey
Area
92 km SSW of Nikolski, Alaska
State
Alaska
Magnitude
4.9 (body-wave magnitude)
Depth
10.0 km
Time
2026-05-23 09:03:06 UTC
Status
reviewed by a seismologist
Epicentre
52.139, -169.243
Official source
U.S. Geological Survey: the notice at its source

Warnings and earthquakes in AlaskaEarthquakes, May 2026

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.

The record around this notice