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

A micro earthquake occurred at 0:28:02 AM (PDT) on Monday, October 20, 2025.
The magnitude 0.7 event occurred 6 km (3 miles) SW of Idyllwild, CA.
The hypocentral depth is 15 km (10 miles).


Magnitude 0.7 - local magnitude (Ml)
Time Monday, October 20, 2025 at 0:28:02 AM (PDT)
Monday, October 20, 2025 at 7:28:02 (UTC)
Distance from Idyllwild, CA - 6 km (3 miles) SW (232 degrees)
Valle Vista, CA - 12 km (8 miles) ESE (110 degrees)
Hemet, CA - 19 km (12 miles) ESE (103 degrees)
Anza, CA - 19 km (12 miles) NNW (333 degrees)
San Jacinto, CA - 20 km (12 miles) ESE (115 degrees)
Coordinates 33 deg. 42.6 min. N (33.709N), 116 deg. 46.0 min. W (116.767W)
Depth 15.42 km (9.60 miles)
Quality Good
Location Quality Parameters Nst=47, Nph=82, Dmin=5.2 km, Rmss=0.15 sec, Erho=0.16 km, Erzz=0.3 km, Gp=40 degrees
Event ID# ci41111583
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