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QUAKE UPDATE

== PRELIMINARY EARTHQUAKE REPORT ==

Southern California Seismic Network: a cooperative project of U.S. Geological Survey, Pasadena California
Caltech Seismological Laboratory, Pasadena, California


 

Version #689167: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A strong earthquake occurred at 10:33:49 AM (PDT) on Thursday, July 4, 2019.


The magnitude 6.4 event occurred 12 km (7 miles) SW of Searles Valley, CA.


The hypocentral depth is 11 km ( 7 miles).

 

Magnitude6.4 - local magnitude (Ml)

TimeThursday, July 4, 2019 at 10:33:49 AM (PDT)
Thursday, July 4, 2019 at 17:33:49 (UTC)

Distance fromSearles Valley, CA - 12 km (7 miles) SW (233 degrees)
Trona, CA - 13 km (8 miles) WSW (240 degrees)
Ridgecrest, CA - 18 km (11 miles) ENE (59 degrees)
Inyokern, CA - 28 km (18 miles) ENE (77 degrees)
Johannesburg, CA - 39 km (24 miles) NNE (17 degrees)

Coordinates35 deg. 42.3 min. N (35.705N), 117 deg. 30.4 min. W (117.506W)

Depth10.71 km (6.7 miles)

QualityFair

Location Quality ParametersNst=32, Nph=35, Dmin=31.6 km, Rmss=0.19 sec, Erho=0.15 km, Erzz=0.33 km, Gp=167.19 degrees

Event ID#ci38443183