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 4:31:38 AM (PST) on Saturday, February 20, 2021.
The magnitude 0.3 event occurred 13 km (8 miles) WNW of Anza, CA.
The hypocentral depth is 6 km ( 4 miles).


Magnitude 0.3 - local magnitude (Ml)
Time Saturday, February 20, 2021 at 4:31:38 AM (PST)
Saturday, February 20, 2021 at 12:31:38 (UTC)
Distance from Anza, CA - 13 km (8 miles) WNW (292 degrees)
Aguanga, CA - 18 km (11 miles) NNE (17 degrees)
Valle Vista, CA - 18 km (11 miles) SSE (154 degrees)
Idyllwild, CA - 18 km (11 miles) SSW (208 degrees)
Hemet, CA - 22 km (14 miles) SE (137 degrees)
Coordinates 33 deg. 36.0 min. N (33.600N), 116 deg. 48.4 min. W (116.807W)
Depth 6.15 km (3.8 miles)
Quality Excellent
Location Quality Parameters Nst=27, Nph=42, Dmin=4.1 km, Rmss=0.12 sec, Erho=0.2 km, Erzz=0.4 km, Gp=75 degrees
Event ID# ci39795888
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)