Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #3: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 7:41:21 PM (PDT) on Monday, July 17, 2023.
The magnitude 1.0 event occurred 5 km (3 miles) NNW of Cholame, CA.
The hypocentral depth is 4 km ( 3 miles).


Magnitude 1.0 - duration magnitude (Md)
Time Monday, July 17, 2023 at 7:41:21 PM (PDT)
Tuesday, July 18, 2023 at 2:41:21 (UTC)
Distance from Cholame, CA - 5 km (3 miles) NNW (347 degrees)
Shandon, CA - 13 km (8 miles) NNE (27 degrees)
Parkfield, CA - 19 km (12 miles) SE (143 degrees)
Avenal, CA - 31 km (19 miles) SSW (211 degrees)
San Miguel, CA - 35 km (22 miles) E (88 degrees)
Coordinates 35 deg. 45.8 min. N (35.763N), 120 deg. 18.5 min. W (120.309W)
Depth 4.41 km (2.7 miles)
Quality Good
Location Quality Parameters Nst=28, Nph=33, Dmin=3.0 km, Rmss=0.06 sec, Erho=0.25 km, Erzz=0.32 km, Gp=118 degrees
Event ID# nc73914166
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)