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 1:06:26 PM (PDT) on Wednesday, September 23, 2026.
The magnitude 1.5 event occurred 6 km (4 miles) ENE (73 degrees) of Chualar, CA.
The hypocentral depth is -0.22 km (-0.10 miles).


Magnitude 1.5 - duration magnitude (Md)
Time Wednesday, September 23, 2026 at 1:06:26 PM (PDT)
Wednesday, September 23, 2026 at 20:06:26 (UTC)
Distance from Chualar, CA - 6 km (4 miles) ENE (73 degrees)
Gonzales, CA - 9 km (6 miles) N (354 degrees)
Salinas, CA - 20 km (12 miles) ESE (123 degrees)
Soledad, CA - 21 km (13 miles) NNW (327 degrees)
Boronda, CA - 23 km (15 miles) ESE (122 degrees)
Coordinates 36 deg. 35.2 min. N (36.586N), 121 deg. 27.3 min. W (121.454W)
Depth -0.22 km (-0.10 miles)
Quality Fair
Location Quality Parameters Nst=9, Nph=8, Dmin=4.8 km, Rmss=0.27 sec, Erho=2.08 km, Erzz=3.75999999 km, Gp=165 degrees
Event ID# nc75440482
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)