2020-08-12 11:45:43 UPDATED: (M4.0) Northern California 38.8 -122.8 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.0 Earthquake - Northern California

Preliminary Report

Magnitude	4.0
Date-Time	12 Aug 2020 11:45:43 UTC 12 Aug 2020 04:45:43 near epicenter 12 Aug 2020 03:45:43 standard time in your timezone
Location	38.785N 122.750W
Depth	4 km
Distances	4.8 km (3.0 mi) SSW of Cobb, California 21.9 km (13.6 mi) NNE of Healdsburg, California 22.1 km (13.7 mi) SSW of Clearlake, California 27.0 km (16.7 mi) NNE of Windsor, California 111.6 km (69.2 mi) WNW of Sacramento, California
Location Uncertainty	Horizontal: 0.1 km; Vertical 0.2 km
Parameters	Nph = 66; Dmin = 1.9 km; Rmss = 0.08 seconds; Gp = 39° Version = 2
Event ID	nc 73443355 ***This event supersedes event EW1597232743.

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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