Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California


Version #0: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 9:23:07 PM (PDT) on Friday, July 14, 2023.
The magnitude 1.1 event occurred 6 km (4 miles) NW of The Geysers, CA.
The hypocentral depth is 4 km ( 2 miles).


Magnitude 1.1 - duration magnitude (Md)
Time Friday, July 14, 2023 at 9:23:07 PM (PDT)
Saturday, July 15, 2023 at 4:23:07 (UTC)
Distance from The Geysers, CA - 6 km (4 miles) NW (319 degrees)
Cobb, CA - 7 km (4 miles) W (269 degrees)
Kelseyville, CA - 18 km (11 miles) S (170 degrees)
Middletown, CA - 18 km (11 miles) WNW (295 degrees)
Cloverdale, CA - 19 km (12 miles) E (85 degrees)
Coordinates 38 deg. 49.3 min. N (38.821N), 122 deg. 48.3 min. W (122.804W)
Depth 3.68 km (2.3 miles)
Quality Excellent
Location Quality Parameters Nst=13, Nph=13, Dmin=0.6 km, Rmss=0.01 sec, Erho=0.4 km, Erzz=1.76 km, Gp=84 degrees
Event ID# nc73913091
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For more information, see https://earthquake.usgs.gov

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