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 2:24:11 AM (PDT) on Saturday, August 16, 2025.
The magnitude 0.6 event occurred 4 km (2 miles) SW of Idyllwild, CA.
The hypocentral depth is 18 km (12 miles).


Magnitude 0.6 - local magnitude (Ml)
Time Saturday, August 16, 2025 at 2:24:11 AM (PDT)
Saturday, August 16, 2025 at 9:24:11 (UTC)
Distance from Idyllwild, CA - 4 km (2 miles) SW (214 degrees)
Valle Vista, CA - 15 km (9 miles) ESE (106 degrees)
Anza, CA - 19 km (12 miles) NNW (340 degrees)
Hemet, CA - 22 km (13 miles) E (100 degrees)
San Jacinto, CA - 22 km (13 miles) ESE (112 degrees)
Coordinates 33 deg. 42.7 min. N (33.712N), 116 deg. 44.5 min. W (116.741W)
Depth 18.44 km (11.50 miles)
Quality Excellent
Location Quality Parameters Nst=31, Nph=50, Dmin=4.5 km, Rmss=0.14 sec, Erho=0.19 km, Erzz=0.35 km, Gp=62 degrees
Event ID# ci40400122
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