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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 #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 2:22:43 AM (PST) on Tuesday, December 4, 2018.
The magnitude 0.1 event occurred 18 km (11 miles) ESE of Anza, CA.
The hypocentral depth is 14 km ( 9 miles).



Magnitude 0.1 - local magnitude (Ml)
Time Tuesday, December 4, 2018 at 2:22:43 AM (PST)
Tuesday, December 4, 2018 at 10:22:43 (UTC)
Distance from Anza, CA - 18 km (11 miles) ESE (108 degrees)
La Quinta, CA - 24 km (15 miles) SW (223 degrees)
Palm Desert, CA - 26 km (16 miles) SSW (203 degrees)
Rancho Mirage, CA - 27 km (17 miles) SSW (195 degrees)
Warner Springs, CA - 28 km (18 miles) NNE (29 degrees)
Coordinates 33 deg. 30.3 min. N (33.505N), 116 deg. 29.2 min. W (116.486W)
Depth 14.47 km (9.0 miles)
Quality Good
Location Quality Parameters Nst=20, Nph=34, Dmin=7.2 km, Rmss=0.14 sec, Erho=0.41 km, Erzz=0.52 km, Gp=146 degrees
Event ID# ci37201500
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