Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 2:29:21 AM (PDT) on Sunday, July 16, 2023.
The magnitude 0.5 event occurred 6 km (4 miles) WNW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).


Magnitude 0.5 - duration magnitude (Md)
Time Sunday, July 16, 2023 at 2:29:21 AM (PDT)
Sunday, July 16, 2023 at 9:29:21 (UTC)
Distance from The Geysers, CA - 6 km (4 miles) WNW (302 degrees)
Cobb, CA - 8 km (5 miles) W (259 degrees)
Cloverdale, CA - 17 km (11 miles) E (89 degrees)
Kelseyville, CA - 19 km (12 miles) S (175 degrees)
Middletown, CA - 19 km (12 miles) WNW (289 degrees)
Coordinates 38 deg. 48.5 min. N (38.808N), 122 deg. 49.1 min. W (122.819W)
Depth 3.34 km (2.1 miles)
Quality Excellent
Location Quality Parameters Nst=15, Nph=17, Dmin=0.9 km, Rmss=0.03 sec, Erho=0.25 km, Erzz=0.4 km, Gp=77 degrees
Event ID# nc73913586
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For more information, see https://earthquake.usgs.gov

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