M3.9

USGS earthquake · M3.9167 km WSW of Nikolski, Alaska

Name: M3.9 earthquake at 167 km WSW of Nikolski, Alaska
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

🇺🇸 - United States

Sep 22, 2026, 12:44 AM UTC · 35 days ago

Map centered on the earthquake at 167 km WSW of Nikolski, Alaska, with a marker at its epicenter

Open in Apple Maps ↗

Shaking intensity

Strongest contour: Not felt (I). Modelled by USGS ShakeMap; contours show where shaking was expected to reach each level, not damage.

Depth112.0 km

Origin timeSep 22, 2026, 12:44 AM UTC

Coordinates52.149, -170.964

Tsunami flagNot reported

Estimated shakingWeak (II)Modelled by USGS ShakeMap

Magnitude scaleLocal magnitude

SolutionReviewed by a seismologist

Official source

U.S. Geological Survey

Terremoto preserves this event snapshot for a stable public link. USGS remains the authoritative source for revisions and scientific details. Shaking contours and population estimates come from USGS ShakeMap and PAGER, which revise them as more data arrives.

View the USGS record ↗

USGS earthquake · M3.9167 km WSW of Nikolski, Alaska

U.S. Geological Survey

More earthquakes