M2.3

USGS earthquake · M2.34 km WNW of Orinda, CA

Name: M2.3 earthquake at 4 km WNW of Orinda, CA
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

🇺🇸 - United States

Sep 26, 2026, 5:41 PM UTC · 30 days ago

Map centered on the earthquake at 4 km WNW of Orinda, CA, with a marker at its epicenter

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Depth3.9 km

Origin timeSep 26, 2026, 5:41 PM UTC

Coordinates37.889, -122.224

Tsunami flagNot reported

Felt reports2Filed with USGS by the public

Magnitude scaleDuration magnitude

SolutionAutomatic, may be revised

Who felt it

Nearby places

Anderson Springs, California3 km SW of the epicentre
The Geysers, California4 km SE of the epicentre
Cobb, California8 km S of the epicentre
Middletown, California9 km W of the epicentre
Hidden Valley Lake, California15 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 · M2.34 km WNW of Orinda, CA

Nearby places

U.S. Geological Survey

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