M2.1

USGS earthquake · M2.112 km NNE of Alum Rock, CA

Name: M2.1 earthquake at 12 km NNE of Alum Rock, CA
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

🇺🇸 - United States

Sep 28, 2026, 4:49 AM UTC · 28 days ago

Map centered on the earthquake at 12 km NNE of Alum Rock, CA, with a marker at its epicenter

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Depth5.6 km

Origin timeSep 28, 2026, 4:49 AM UTC

Coordinates37.462, -121.775

Tsunami flagNot reported

Reported shakingWeak (II)From 1 public reports

Magnitude scaleDuration magnitude

SolutionAutomatic, may be revised

Who felt it

Nearby places

Alum Rock, California12 km NNE of the epicentre
Milpitas, California12 km ENE of the epicentre
San Jose, California17 km NE of the epicentre
Sunol, California19 km SSE of the epicentre
Sunol-Midtown, California19 km NE 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 · M2.112 km NNE of Alum Rock, CA

Nearby places

U.S. Geological Survey

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