Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

Southern California Seismic Network: a cooperative project of
U.S. Geological Survey, Pasadena California
Caltech Seismological Laboratory, Pasadena, California


Version #7: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 5:04:43 PM (PDT) on Wednesday, August 20, 2025.
The magnitude 1.5 event occurred 14 km (9 miles) E (88 degrees) of Ocotillo Wells, CA.
The hypocentral depth is 7 km ( 4 miles).


Magnitude 1.5 - local magnitude (Ml)
Time Wednesday, August 20, 2025 at 5:04:43 PM (PDT)
Thursday, August 21, 2025 at 0:04:43 (UTC)
Distance from Ocotillo Wells, CA - 14 km (9 miles) E (88 degrees)
Salton City, CA - 17 km (11 miles) S (187 degrees)
Bombay Beach, CA - 32 km (20 miles) SW (225 degrees)
Westmorland, CA - 35 km (22 miles) WNW (290 degrees)
Oasis, CA - 37 km (23 miles) SSE (162 degrees)
Coordinates 33 deg. 8.9 min. N (33.148N), 115 deg. 58.7 min. W (115.978W)
Depth 7.16 km (4.40 miles)
Quality Good
Location Quality Parameters Nst=55, Nph=92, Dmin=2.9 km, Rmss=0.19 sec, Erho=0.16 km, Erzz=0.43 km, Gp=36 degrees
Event ID# ci41270208
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)