Recent Earthquakes in California and Nevada


== 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 10:43:41 AM (PDT) on Monday, July 27, 2026.
The magnitude 1.3 event occurred 14 km (9 miles) W of Johannesburg, CA.
The hypocentral depth is 6 km ( 4 miles).


Magnitude 1.3 - local magnitude (Ml)
Time Monday, July 27, 2026 at 10:43:41 AM (PDT)
Monday, July 27, 2026 at 17:43:41 (UTC)
Distance from Johannesburg, CA - 14 km (9 miles) W (267 degrees)
Ridgecrest, CA - 30 km (19 miles) SSW (200 degrees)
Inyokern, CA - 31 km (19 miles) S (177 degrees)
California City, CA - 32 km (20 miles) NNE (33 degrees)
Boron, CA - 43 km (27 miles) NNW (342 degrees)
Coordinates 35 deg. 21.9 min. N (35.365N), 117 deg. 47.6 min. W (117.793W)
Depth 6.44 km (4.00 miles)
Quality Good
Location Quality Parameters Nst=41, Nph=74, Dmin=11.9 km, Rmss=0.15 sec, Erho=0.17 km, Erzz=0.49 km, Gp=72 degrees
Event ID# ci40662162
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