M3.6

USGS earthquake · M3.621 km W of Petrolia, CA

Name: M3.6 earthquake at 21 km W of Petrolia, CA
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

🇺🇸 - United States

Sep 10, 2026, 1:24 AM UTC · 49 days ago

Map centered on the earthquake at 21 km W of Petrolia, CA, with a marker at its epicenter

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Shaking intensity

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

Depth20.4 km

Origin timeSep 10, 2026, 1:24 AM UTC

Coordinates40.291, -124.532

Tsunami flagNot reported

Estimated shakingWeak (III)Modelled by USGS ShakeMap

Reported shakingWeak (III)From 8 public reports

Magnitude scaleMoment magnitude

SolutionReviewed by a seismologist

Who felt it

Nearby places

Petrolia, California21 km W of the epicentre
Ferndale, California39 km SW of the epicentre
Rio Dell, California43 km WSW of the epicentre

Places listed by USGS. Distances are to the epicentre.

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 · M3.621 km W of Petrolia, CA

Nearby places

U.S. Geological Survey

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