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 11:02:26 PM (PDT) on Wednesday, April 7, 2021.
The magnitude 1.5 event occurred 7 km (4 miles) W of Holtville, CA.
The hypocentral depth is 9 km ( 6 miles).


Magnitude 1.5 - local magnitude (Ml)
Time Wednesday, April 7, 2021 at 11:02:26 PM (PDT)
Thursday, April 8, 2021 at 6:02:26 (UTC)
Distance from Holtville, CA - 7 km (4 miles) W (263 degrees)
El Centro, CA - 10 km (6 miles) E (80 degrees)
Heber, CA - 11 km (7 miles) NE (40 degrees)
Imperial, CA - 12 km (7 miles) ESE (115 degrees)
Calexico, CA - 14 km (9 miles) NNE (16 degrees)
Coordinates 32 deg. 48.2 min. N (32.803N), 115 deg. 27.4 min. W (115.457W)
Depth 9.33 km (5.8 miles)
Quality Good
Location Quality Parameters Nst=21, Nph=34, Dmin=1.0 km, Rmss=0.24 sec, Erho=0.47 km, Erzz=0.71 km, Gp=71 degrees
Event ID# ci39843088
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)