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

A micro earthquake occurred at 0:50:56 AM (PDT) on Saturday, August 30, 2025.
The magnitude 0.4 event occurred 2 km (1 miles) SE of Palomar Observatory, CA.
The hypocentral depth is 8 km ( 5 miles).


Magnitude 0.4 - local magnitude (Ml)
Time Saturday, August 30, 2025 at 0:50:56 AM (PDT)
Saturday, August 30, 2025 at 7:50:56 (UTC)
Distance from Palomar Observatory, CA - 2 km (1 miles) SE (125 degrees)
Aguanga, CA - 11 km (7 miles) S (172 degrees)
Lake Henshaw, CA - 14 km (9 miles) NW (326 degrees)
Pala, CA - 21 km (13 miles) E (95 degrees)
Warner Springs, CA - 21 km (13 miles) WNW (290 degrees)
Coordinates 33 deg. 20.8 min. N (33.347N), 116 deg. 50.9 min. W (116.849W)
Depth 8.37 km (5.20 miles)
Quality Good
Location Quality Parameters Nst=28, Nph=48, Dmin=1.5 km, Rmss=0.18 sec, Erho=0.23 km, Erzz=0.46 km, Gp=43 degrees
Event ID# ci41279208
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