2012-02-13 04:47:12 UPDATED: (Mw 4.4) NORTHERN CALIFORNIA 38.8 -122.7 (1cbfb)

[ens@xxxxxxxx (USGS ENS)]

4.4 Mw - NORTHERN CALIFORNIA

Preliminary Earthquake Report

Magnitude	4.4 Mw
Date-Time	13 Feb 2012 04:47:12 UTC 12 Feb 2012 20:47:12 near epicenter 12 Feb 2012 20:47:12 standard time in your timezone
Location	38.790N 122.745W
Depth	0 km
Distances	5 km (3 miles) E (100 degrees) of The Geysers, CA 5 km (3 miles) SSW (201 degrees) of Cobb, CA 5 km (3 miles) WNW (290 degrees) of Anderson Springs, CA 38 km (24 miles) N (355 degrees) of Santa Rosa, CA 114 km (71 miles) WNW (284 degrees) of Sacramento, CA
Location Uncertainty	Horizontal: 0.1 km; Vertical 0.2 km
Parameters	Nph = 71; Dmin = 1.0 km; Rmss = 0.09 seconds; Gp = 43° M-type = Mw; Version = 4
Event ID	NC 71729135 ***This event has been revised.

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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