2020-12-15 14:58:40 UPDATED: (M4.0) Northern California 37.2 -121.6 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.0 Earthquake - Northern California

Preliminary Report

Magnitude	4.0
Date-Time	15 Dec 2020 14:58:40 UTC 15 Dec 2020 06:58:40 near epicenter 15 Dec 2020 06:58:40 standard time in your timezone
Location	37.165N 121.552W
Depth	5 km
Distances	9.8 km (6.1 mi) ENE of Morgan Hill, California 17.7 km (11.0 mi) N of Gilroy, California 30.2 km (18.7 mi) ESE of Communications Hill, California 33.1 km (20.5 mi) SE of Alum Rock, California 157.3 km (97.6 mi) S of Sacramento, California
Location Uncertainty	Horizontal: 0.2 km; Vertical 0.7 km
Parameters	Nph = 70; Dmin = 6.6 km; Rmss = 0.12 seconds; Gp = 37° Version = 2
Event ID	nc 73498145 ***This event supersedes event EW1608044319.

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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