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 3:33:24 AM (PDT) on Thursday, July 20, 2023.
The magnitude 0.5 event occurred 8 km (5 miles) WNW of Anza, CA.
The hypocentral depth is 12 km ( 8 miles).
| Magnitude | 0.5 - local magnitude (Ml) |
| Time | Thursday, July 20, 2023 at 3:33:24 AM (PDT) Thursday, July 20, 2023 at 10:33:24 (UTC) |
| Distance from |
Anza, CA - 8 km (5 miles) WNW (294 degrees) Idyllwild, CA - 18 km (11 miles) S (189 degrees) Aguanga, CA - 19 km (12 miles) NE (34 degrees) Valle Vista, CA - 23 km (14 miles) SE (144 degrees) Palomar Observatory, CA - 27 km (17 miles) NNE (23 degrees) |
| Coordinates | 33 deg. 35.0 min. N (33.584N), 116 deg. 45.0 min. W (116.749W) |
| Depth | 12.09 km (7.5 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=15, Nph=24, Dmin=1.8 km, Rmss=0.09 sec, Erho=0.22 km, Erzz=0.38 km, Gp=70 degrees |
| Event ID# | ci39617290 |
| 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)
