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 2:34:52 AM (PDT) on Saturday, July 15, 2023.
The magnitude 0.9 event occurred 5 km (3 miles) ESE of Yorba Linda, CA.
The hypocentral depth is 10 km ( 6 miles).


Magnitude 0.9 - local magnitude (Ml)
Time Saturday, July 15, 2023 at 2:34:52 AM (PDT)
Saturday, July 15, 2023 at 9:34:52 (UTC)
Distance from Yorba Linda, CA - 5 km (3 miles) ESE (119 degrees)
Villa Park, CA - 7 km (5 miles) NE (38 degrees)
Orange, CA - 9 km (6 miles) NE (42 degrees)
Placentia, CA - 10 km (6 miles) E (94 degrees)
Anaheim, CA - 12 km (7 miles) ENE (74 degrees)
Coordinates 33 deg. 52.0 min. N (33.866N), 117 deg. 45.9 min. W (117.764W)
Depth 10.4 km (6.5 miles)
Quality Good
Location Quality Parameters Nst=36, Nph=65, Dmin=4.8 km, Rmss=0.18 sec, Erho=0.23 km, Erzz=0.32 km, Gp=71 degrees
Event ID# ci39613514
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)