2024-09-07 17:34:20 (M3.9) Southern California 34.0 -117.6 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M3.9 Earthquake - Southern California

Preliminary Report

Magnitude	3.9
Date-Time	Universal Time (UTC): 7 Sep 2024 17:34:21 Time near the Epicenter (1): 7 Sep 2024 10:34:21 Time in your area (1): 7 Sep 2024 09:34:21
Location	34.030N 117.586W
Depth	4 km
Distances	7.1 km (4.4 mi) ESE of Ontario, California 7.6 km (4.7 mi) NNW of Eastvale, California 7.6 km (4.7 mi) WNW of Jurupa Valley, California 8.5 km (5.3 mi) S of Rancho Cucamonga, California 252.1 km (156.3 mi) NW of Mexicali, Mexico
Location Uncertainty	Horizontal: 0.3 km; Vertical 0.7 km
Parameters	Nph = 108; Dmin = 2.0 km; Rmss = 0.25 seconds; Gp = 51° Version = 2
Event ID	ci 40727543

(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 Southern California Management Center
Caltech Seismological Laboratory
U.S. Geological Survey

http://www.cisn.org/scmc.html
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