M3.8

USGS earthquake · M3.8166 km S of Akhiok, Alaska

Name: M3.8 earthquake at 166 km S of Akhiok, Alaska
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

🇺🇸 - United States

Sep 21, 2026, 6:26 PM UTC · 3 hours ago

Map centered on the earthquake at 166 km S of Akhiok, Alaska, with a marker at its epicenter

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Shaking intensity

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

Depth57.2 km

Origin timeSep 21, 2026, 6:26 PM UTC

Coordinates55.453, -154.044

Tsunami flagNot reported

Magnitude scaleLocal magnitude

SolutionAutomatic, may be revised

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.

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USGS earthquake · M3.8166 km S of Akhiok, Alaska

U.S. Geological Survey

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