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 10:57:18 PM (PDT) on Tuesday, April 28, 2026.
The magnitude 0.6 event occurred 17 km (11 miles) NE (43 degrees) of Pine Valley, CA.
The hypocentral depth is 6 km ( 4 miles).


Magnitude 0.6 - local magnitude (Ml)
Time Tuesday, April 28, 2026 at 10:57:18 PM (PDT)
Wednesday, April 29, 2026 at 5:57:18 (UTC)
Distance from Pine Valley, CA - 17 km (11 miles) NE (43 degrees)
Julian, CA - 25 km (15 miles) SE (131 degrees)
Ocotillo Wells, CA - 34 km (21 miles) SW (227 degrees)
Alpine, CA - 36 km (22 miles) ENE (72 degrees)
Borrego Springs, CA - 36 km (22 miles) S (184 degrees)
Coordinates 32 deg. 56.1 min. N (32.935N), 116 deg. 24.1 min. W (116.402W)
Depth 5.84 km (3.60 miles)
Quality Good
Location Quality Parameters Nst=22, Nph=36, Dmin=4.2 km, Rmss=0.18 sec, Erho=0.26 km, Erzz=0.53 km, Gp=56 degrees
Event ID# ci41236631
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