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 8:11:24 AM (PDT) on Saturday, September 6, 2025.
The magnitude 1.0 event occurred 5 km (3 miles) ESE of Lake Henshaw, CA.
The hypocentral depth is 9 km ( 5 miles).


Magnitude 1.0 - local magnitude (Ml)
Time Saturday, September 6, 2025 at 8:11:24 AM (PDT)
Saturday, September 6, 2025 at 15:11:24 (UTC)
Distance from Lake Henshaw, CA - 5 km (3 miles) ESE (120 degrees)
Warner Springs, CA - 10 km (7 miles) SW (228 degrees)
Julian, CA - 19 km (12 miles) NW (326 degrees)
Palomar Observatory, CA - 20 km (13 miles) SE (138 degrees)
Ramona, CA - 24 km (15 miles) NE (35 degrees)
Coordinates 33 deg. 13.2 min. N (33.219N), 116 deg. 43.1 min. W (116.718W)
Depth 8.68 km (5.40 miles)
Quality Good
Location Quality Parameters Nst=54, Nph=96, Dmin=4.2 km, Rmss=0.18 sec, Erho=0.14 km, Erzz=0.44 km, Gp=33 degrees
Event ID# ci41284864
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