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 7:55:38 AM (PDT) on Friday, July 18, 2025.
The magnitude 0.9 event occurred 5 km (3 miles) NNW of Julian, CA.
The hypocentral depth is 9 km ( 6 miles).


Magnitude 0.9 - local magnitude (Ml)
Time Friday, July 18, 2025 at 7:55:38 AM (PDT)
Friday, July 18, 2025 at 14:55:38 (UTC)
Distance from Julian, CA - 5 km (3 miles) NNW (333 degrees)
San Diego Country Estates, CA - 19 km (12 miles) NE (51 degrees)
Warner Springs, CA - 19 km (12 miles) S (177 degrees)
Lake Henshaw, CA - 19 km (12 miles) SE (137 degrees)
Ramona, CA - 24 km (15 miles) ENE (70 degrees)
Coordinates 33 deg. 6.9 min. N (33.115N), 116 deg. 37.5 min. W (116.624W)
Depth 9.35 km (5.80 miles)
Quality Good
Location Quality Parameters Nst=31, Nph=53, Dmin=4.5 km, Rmss=0.19 sec, Erho=0.21 km, Erzz=0.57 km, Gp=55 degrees
Event ID# ci41025711
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