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 11:40:43 AM (PDT) on Wednesday, July 21, 2021.
The magnitude 1.6 event occurred 17 km (11 miles) E (84 degrees) of Ocotillo, CA.
The hypocentral depth is 6 km ( 4 miles).


Magnitude 1.6 - local magnitude (Ml)
Time Wednesday, July 21, 2021 at 11:40:43 AM (PDT)
Wednesday, July 21, 2021 at 18:40:43 (UTC)
Distance from Ocotillo, CA - 17 km (11 miles) E (84 degrees)
El Centro, CA - 24 km (15 miles) W (260 degrees)
Imperial, CA - 25 km (16 miles) WSW (245 degrees)
Heber, CA - 26 km (16 miles) W (275 degrees)
Progreso, B.C., MX - 29 km (18 miles) NW (312 degrees)
Coordinates 32 deg. 45.1 min. N (32.752N), 115 deg. 48.7 min. W (115.812W)
Depth 5.63 km (3.5 miles)
Quality Fair
Location Quality Parameters Nst=15, Nph=19, Dmin=13.9 km, Rmss=0.16 sec, Erho=0.35 km, Erzz=1.21 km, Gp=76 degrees
Event ID# ci39748639
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)