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 1:42:16 AM (PDT) on Tuesday, July 15, 2025.
The magnitude 0.3 event occurred 6 km (4 miles) WSW of Anza, CA.
The hypocentral depth is 4 km ( 2 miles).


Magnitude 0.3 - local magnitude (Ml)
Time Tuesday, July 15, 2025 at 1:42:16 AM (PDT)
Tuesday, July 15, 2025 at 8:42:16 (UTC)
Distance from Anza, CA - 6 km (4 miles) WSW (245 degrees)
Aguanga, CA - 16 km (10 miles) NE (51 degrees)
Palomar Observatory, CA - 23 km (14 miles) NNE (32 degrees)
Idyllwild, CA - 23 km (14 miles) S (183 degrees)
Valle Vista, CA - 28 km (18 miles) SSE (148 degrees)
Coordinates 33 deg. 32.0 min. N (33.533N), 116 deg. 43.8 min. W (116.731W)
Depth 4.00 km (2.50 miles)
Quality Excellent
Location Quality Parameters Nst=21, Nph=34, Dmin=3.7 km, Rmss=0.11 sec, Erho=0.17 km, Erzz=0.27 km, Gp=77 degrees
Event ID# ci41023015
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