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USGSSeptember 14, 2026

M3.0 earthquake, 9 km SW of Brentwood, CA

A magnitude 3.0 earthquake was recorded 9 km SW of Brentwood, CA at a depth of 17 km, according to the U.S. Geological Survey. It was the 9,012th earthquake of magnitude 2.5 or more the USGS located in and near the U.S. in 2026, against 12,608 a year on average in 2016-2025.

M3.0

The notice

Issued by
U.S. Geological Survey
Area
9 km SW of Brentwood, CA
State
California
Magnitude
3.0 (local magnitude)
Depth
16.9 km
Time
2026-09-14 13:47:28 UTC
Felt reports
18 people told the USGS they felt it (strongest reported intensity 3.1)
Status
automatic solution (may be revised)
Epicentre
37.875, -121.810
Official source
U.S. Geological Survey: the notice at its source

Source: U.S. Geological Survey: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.