2020-12-22 00:30:00 UPDATED: (M4.0) California-Baja California border region 32.4 -115.4 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.0 Earthquake - California-Baja California border region

Preliminary Report

Magnitude	4.0
Date-Time	22 Dec 2020 00:30:01 UTC 21 Dec 2020 16:30:01 near epicenter 21 Dec 2020 16:30:01 standard time in your timezone
Location	32.359N 115.403W
Depth	10 km
Distances	14.7 km (9.1 mi) SW of Ejido Michoac�n de Ocampo, Mexico 23.5 km (14.6 mi) SSW of Puebla, Mexico 29.0 km (18.0 mi) WNW of Guadalupe Victoria, Mexico 30.0 km (18.6 mi) SE of Progreso, Mexico 30.2 km (18.7 mi) S of Mexicali, Mexico
Location Uncertainty	Horizontal: 0.5 km; Vertical 1.2 km
Parameters	Nph = 58; Dmin = 11.4 km; Rmss = 0.36 seconds; Gp = 74° Version = 2
Event ID	ci 39500455 ***This event supersedes event EW1608596997.

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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