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 4:45:32 AM (PST) on Monday, January 19, 2026.
The magnitude 1.7 event occurred 15 km (10 miles) S of Ridgemark, CA.
The hypocentral depth is 2 km ( 1 mile).


Magnitude 1.7 - duration magnitude (Md)
Time Monday, January 19, 2026 at 4:45:32 AM (PST)
Monday, January 19, 2026 at 12:45:32 (UTC)
Distance from Ridgemark, CA - 15 km (10 miles) S (172 degrees)
Chualar, CA - 20 km (12 miles) NE (54 degrees)
Hollister, CA - 20 km (12 miles) SSE (165 degrees)
Gonzales, CA - 21 km (13 miles) NNE (26 degrees)
San Juan Bautista, CA - 26 km (16 miles) SE (137 degrees)
Coordinates 36 deg. 40.5 min. N (36.675N), 121 deg. 20.5 min. W (121.342W)
Depth 2.08 km (1.30 miles)
Quality Excellent
Location Quality Parameters Nst=14, Nph=14, Dmin=3.7 km, Rmss=0.12 sec, Erho=0.36 km, Erzz=0.879999995 km, Gp=69 degrees
Event ID# nc75298101
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)