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

A micro earthquake occurred at 11:11:29 PM (PDT) on Monday, August 18, 2025.
The magnitude 0.7 event occurred 5 km (3 miles) SW of Idyllwild, CA.
The hypocentral depth is 16 km (10 miles).


Magnitude 0.7 - local magnitude (Ml)
Time Monday, August 18, 2025 at 11:11:29 PM (PDT)
Tuesday, August 19, 2025 at 6:11:29 (UTC)
Distance from Idyllwild, CA - 5 km (3 miles) SW (226 degrees)
Valle Vista, CA - 13 km (8 miles) ESE (108 degrees)
Anza, CA - 19 km (12 miles) NNW (336 degrees)
Hemet, CA - 20 km (13 miles) ESE (102 degrees)
San Jacinto, CA - 20 km (13 miles) ESE (114 degrees)
Coordinates 33 deg. 42.6 min. N (33.710N), 116 deg. 45.4 min. W (116.756W)
Depth 15.72 km (9.80 miles)
Quality Good
Location Quality Parameters Nst=24, Nph=38, Dmin=8.9 km, Rmss=0.11 sec, Erho=0.3 km, Erzz=0.42 km, Gp=121 degrees
Event ID# ci40402450
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)