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 1:31:44 PM (PDT) on Saturday, July 15, 2023.
The magnitude 1.6 event occurred 10 km (6 miles) S of Kelseyville, CA.
The hypocentral depth is 1 km (0.4 miles).


Magnitude 1.6 - duration magnitude (Md)
Time Saturday, July 15, 2023 at 1:31:44 PM (PDT)
Saturday, July 15, 2023 at 20:31:44 (UTC)
Distance from Kelseyville, CA - 10 km (6 miles) S (187 degrees)
Cobb, CA - 14 km (8 miles) NW (304 degrees)
Soda Bay, CA - 14 km (8 miles) SSW (204 degrees)
The Geysers, CA - 15 km (9 miles) NW (326 degrees)
Cloverdale, CA - 17 km (11 miles) ENE (57 degrees)
Coordinates 38 deg. 53.4 min. N (38.890N), 122 deg. 51.2 min. W (122.853W)
Depth 0.68 km (0.4 miles)
Quality Good
Location Quality Parameters Nst=44, Nph=47, Dmin=3.8 km, Rmss=0.07 sec, Erho=0.24 km, Erzz=0.38 km, Gp=105 degrees
Event ID# nc73913421
Additional Information Map

For more information, see https://earthquake.usgs.gov

[ Index map || Big earthquake list || All earthquake list || Glossary of terms || Top page ]
[ Did you feel it? || ShakeMaps || Relative2Me ]
[ Data Sources ]

Special maps
Long Valley || Los Angeles || San Francisco

Data Sources
US and World - USGS/NEIC = National Earthquake Information Center
Northern California - UCB = University of California, Berkeley
Southern California - Caltech = California Institute of Technology
Nevada - UNR = University of Nevada, Reno
Offshore = West Coast & Alaska Tsunami Warning Center
...all members of the Advanced National Seismic System (ANSS)