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

A micro earthquake occurred at 12:53:05 PM (PDT) on Tuesday, October 9, 2018.
The magnitude 1.7 event occurred 18 km (11 miles) SE of Ridgecrest, CA.
The hypocentral depth is 9 km ( 6 miles).



Magnitude 1.7 - local magnitude (Ml)
Time Tuesday, October 9, 2018 at 12:53:05 PM (PDT)
Tuesday, October 9, 2018 at 19:53:05 (UTC)
Distance from Ridgecrest, CA - 18 km (11 miles) SE (124 degrees)
Johannesburg, CA - 21 km (13 miles) NNE (33 degrees)
Searles Valley, CA - 28 km (17 miles) SSW (200 degrees)
Trona, CA - 29 km (18 miles) SSW (205 degrees)
Inyokern, CA - 30 km (19 miles) ESE (115 degrees)
Coordinates 35 deg. 31.8 min. N (35.530N), 117 deg. 30.7 min. W (117.511W)
Depth 9.05 km (5.6 miles)
Quality Good
Location Quality Parameters Nst=31, Nph=44, Dmin=13.3 km, Rmss=0.12 sec, Erho=0.18 km, Erzz=0.59 km, Gp=65 degrees
Event ID# ci38318408
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