M3.4

USGS earthquake · M3.43 km NNW of Little America, Wyoming

Name: M3.4 earthquake at 3 km NNW of Little America, Wyoming
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

🇺🇸 - United States

Sep 15, 2026, 4:33 AM UTC · 43 days ago

Map centered on the earthquake at 3 km NNW of Little America, Wyoming, 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.

Depth-3.4 km

Origin timeSep 15, 2026, 4:33 AM UTC

Coordinates41.569, -109.874

Tsunami flagNot reported

Reported shakingWeak (III)From 1 public reports

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 · M3.43 km NNW of Little America, Wyoming

U.S. Geological Survey

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