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 #4: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 8:53:21 PM (PDT) on Wednesday, August 19, 2026.
The magnitude 1.0 event occurred 13 km (8 miles) NNE (29 degrees) of Trabuco Canyon, CA.
The hypocentral depth is 6 km ( 4 miles).
| Magnitude | 1.0 - local magnitude (Ml) |
| Time | Wednesday, August 19, 2026 at 8:53:21 PM (PDT) Thursday, August 20, 2026 at 3:53:21 (UTC) |
| Distance from |
Trabuco Canyon, CA - 13 km (8 miles) NNE (29 degrees) Home Gardens, CA - 13 km (8 miles) S (178 degrees) Corona, CA - 13 km (8 miles) SSE (159 degrees) Foothill Ranch, CA - 16 km (10 miles) ENE (58 degrees) Rancho Santa Margarita, CA - 16 km (10 miles) NNE (31 degrees) |
| Coordinates | 33 deg. 45.7 min. N (33.762N), 117 deg. 31.0 min. W (117.517W) |
| Depth | 5.93 km (3.70 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=13, Nph=23, Dmin=9.1 km, Rmss=0.07 sec, Erho=0.18 km, Erzz=0.43 km, Gp=76 degrees |
| Event ID# | ci41530848 |
| 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)






