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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 10:49:38 PM (PDT) on Monday, September 9, 2019.
The magnitude 0.5 event occurred 18 km (11 miles) ESE of Anza, CA.
The hypocentral depth is 15 km ( 9 miles).



Magnitude 0.5 - local magnitude (Ml)
Time Monday, September 9, 2019 at 10:49:38 PM (PDT)
Tuesday, September 10, 2019 at 5:49:38 (UTC)
Distance from Anza, CA - 18 km (11 miles) ESE (113 degrees)
La Quinta, CA - 26 km (16 miles) SW (222 degrees)
Warner Springs, CA - 27 km (17 miles) NNE (29 degrees)
Palm Desert, CA - 28 km (17 miles) SSW (204 degrees)
Borrego Springs, CA - 28 km (18 miles) NNW (337 degrees)
Coordinates 33 deg. 29.5 min. N (33.492N), 116 deg. 29.7 min. W (116.495W)
Depth 14.72 km (9.1 miles)
Quality Fair
Location Quality Parameters Nst=17, Nph=26, Dmin=8.0 km, Rmss=0.2 sec, Erho=0.69 km, Erzz=0.54 km, Gp=149 degrees
Event ID# ci38823327
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