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

A micro earthquake occurred at 11:32:58 AM (PST) on Tuesday, December 4, 2018.
The magnitude 1.9 event occurred 21 km (13 miles) ENE (58 degrees) of Thousand Palms, CA.
The hypocentral depth is 9 km ( 6 miles).



Magnitude 1.9 - local magnitude (Ml)
Time Tuesday, December 4, 2018 at 11:32:58 AM (PST)
Tuesday, December 4, 2018 at 19:32:58 (UTC)
Distance from Thousand Palms, CA - 21 km (13 miles) ENE (58 degrees)
Indio, CA - 22 km (14 miles) N (5 degrees)
Indian Wells, CA - 25 km (15 miles) NNE (25 degrees)
Joshua Tree, CA - 26 km (16 miles) SSE (155 degrees)
Coachella, CA - 27 km (17 miles) N (356 degrees)
Coordinates 33 deg. 55.3 min. N (33.921N), 116 deg. 11.7 min. W (116.195W)
Depth 9.09 km (5.6 miles)
Quality Good
Location Quality Parameters Nst=52, Nph=99, Dmin=2.1 km, Rmss=0.15 sec, Erho=0.14 km, Erzz=0.32 km, Gp=36 degrees
Event ID# ci38385152
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