M4.2

USGS earthquake · M4.283 km SSW of Nikolski, Alaska

Name: M4.2 earthquake at 83 km SSW of Nikolski, Alaska
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

🇺🇸 - United States

Sep 3, 2026, 11:22 AM UTC · 3 days ago

Map centered on the earthquake at 83 km SSW of Nikolski, Alaska, with a marker at its epicenter

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Shaking intensity

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

Depth17.4 km

Origin timeSep 3, 2026, 11:22 AM UTC

Coordinates52.250, -169.355

Tsunami flagNot reported

Estimated shakingWeak (III)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.

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USGS earthquake · M4.283 km SSW of Nikolski, Alaska

U.S. Geological Survey

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