Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California


Version #0: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 7:45:51 PM (PDT) on Monday, September 1, 2025.
The magnitude 1.7 event occurred 4 km (3 miles) W of San Juan Bautista, CA.
The hypocentral depth is 4 km ( 2 miles).


Magnitude 1.7 - duration magnitude (Md)
Time Monday, September 1, 2025 at 7:45:51 PM (PDT)
Tuesday, September 2, 2025 at 2:45:51 (UTC)
Distance from San Juan Bautista, CA - 4 km (3 miles) W (275 degrees)
Aromas, CA - 7 km (4 miles) SE (131 degrees)
Prunedale, CA - 11 km (7 miles) NE (42 degrees)
Las Lomas, CA - 13 km (8 miles) E (98 degrees)
Elkhorn, CA - 14 km (9 miles) E (79 degrees)
Coordinates 36 deg. 51.0 min. N (36.849N), 121 deg. 35.2 min. W (121.587W)
Depth 4.06 km (2.50 miles)
Quality Good
Location Quality Parameters Nst=22, Nph=22, Dmin=3.9 km, Rmss=0.16 sec, Erho=0.4 km, Erzz=0.639999986 km, Gp=64 degrees
Event ID# nc75231862
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