2024-02-29 02:21:45 UPDATED: (M3.5) Northern California 37.9 -121.6 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M3.5 Earthquake - Northern California

Preliminary Report

Magnitude	3.5
Date-Time	Universal Time (UTC): 29 Feb 2024 02:21:45 Time near the Epicenter (1): 28 Feb 2024 18:21:45 Time in your area (1): 28 Feb 2024 18:21:45
Location	37.908N 121.599W
Depth	11 km
Distances	0.2 km (0.1 mi) ESE of Discovery Bay, California 8.9 km (5.5 mi) ESE of Brentwood, California 14.1 km (8.7 mi) SE of Oakley, California 21.2 km (13.1 mi) ESE of Antioch, California 75.3 km (46.7 mi) S of Sacramento, California
Location Uncertainty	Horizontal: 0.3 km; Vertical 0.5 km
Parameters	Nph = 117; Dmin = 10.7 km; Rmss = 0.30 seconds; Gp = 28° Version = 4
Event ID	nc 74009641 ***This event has been revised.

(1) Nominal Standard Time; local and daylight savings time zone may differ.
For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
CISN Northern California Management Center
U.S. Geological Survey
Berkeley Seismological Laboratory
http://www.cisn.org/ncmc.html

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