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== 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 4:21:40 PM (PST) on Tuesday, February 11, 2020.
The magnitude 1.1 event occurred 17 km (11 miles) ESE of Anza, CA.
The hypocentral depth is 13 km ( 8 miles).



Magnitude 1.1 - local magnitude (Ml)
Time Tuesday, February 11, 2020 at 4:21:40 PM (PST)
Wednesday, February 12, 2020 at 0:21:40 (UTC)
Distance from Anza, CA - 17 km (11 miles) ESE (109 degrees)
La Quinta, CA - 25 km (15 miles) SW (225 degrees)
Rancho Mirage, CA - 27 km (17 miles) SSW (197 degrees)
Palm Desert, CA - 27 km (17 miles) SSW (205 degrees)
Warner Springs, CA - 28 km (17 miles) NNE (27 degrees)
Coordinates 33 deg. 30.2 min. N (33.504N), 116 deg. 29.9 min. W (116.498W)
Depth 12.71 km (7.9 miles)
Quality Good
Location Quality Parameters Nst=34, Nph=53, Dmin=6.7 km, Rmss=0.22 sec, Erho=0.29 km, Erzz=0.51 km, Gp=59 degrees
Event ID# ci39298912
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