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 7:13:56 AM (PDT) on Saturday, August 23, 2025.
The magnitude 0.9 event occurred 4 km (2 miles) SSW of Idyllwild, CA.
The hypocentral depth is 18 km (11 miles).


Magnitude 0.9 - local magnitude (Ml)
Time Saturday, August 23, 2025 at 7:13:56 AM (PDT)
Saturday, August 23, 2025 at 14:13:56 (UTC)
Distance from Idyllwild, CA - 4 km (2 miles) SSW (192 degrees)
Valle Vista, CA - 16 km (10 miles) ESE (107 degrees)
Anza, CA - 18 km (11 miles) NNW (344 degrees)
Palm Springs, CA - 22 km (14 miles) SW (234 degrees)
Hemet, CA - 23 km (14 miles) E (101 degrees)
Coordinates 33 deg. 42.4 min. N (33.707N), 116 deg. 43.6 min. W (116.727W)
Depth 18.42 km (11.40 miles)
Quality Excellent
Location Quality Parameters Nst=23, Nph=38, Dmin=4.5 km, Rmss=0.12 sec, Erho=0.23 km, Erzz=0.41 km, Gp=65 degrees
Event ID# ci41272384
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