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 #3: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 5:54:04 AM (PDT) on Tuesday, April 6, 2021.
The magnitude 0.5 event occurred 12 km (8 miles) S of Anza, CA.
The hypocentral depth is 14 km ( 9 miles).


Magnitude 0.5 - local magnitude (Ml)
Time Tuesday, April 6, 2021 at 5:54:04 AM (PDT)
Tuesday, April 6, 2021 at 12:54:04 (UTC)
Distance from Anza, CA - 12 km (8 miles) S (178 degrees)
Aguanga, CA - 18 km (11 miles) E (89 degrees)
Warner Springs, CA - 18 km (11 miles) N (350 degrees)
Palomar Observatory, CA - 21 km (13 miles) ENE (62 degrees)
Lake Henshaw, CA - 24 km (15 miles) NNE (21 degrees)
Coordinates 33 deg. 26.7 min. N (33.444N), 116 deg. 40.1 min. W (116.668W)
Depth 14.39 km (8.9 miles)
Quality Good
Location Quality Parameters Nst=19, Nph=25, Dmin=14.0 km, Rmss=0.14 sec, Erho=0.31 km, Erzz=0.73 km, Gp=120 degrees
Event ID# ci39840464
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