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 6:40:17 PM (PDT) on Friday, October 3, 2025.
The magnitude 2.2 event occurred 17 km (11 miles) SSW of Avila Beach, CA.
The hypocentral depth is 2 km ( 1 mile).


Magnitude 2.2 - duration magnitude (Md)
Time Friday, October 3, 2025 at 6:40:17 PM (PDT)
Saturday, October 4, 2025 at 1:40:17 (UTC)
Distance from Avila Beach, CA - 17 km (11 miles) SSW (205 degrees)
Pismo Beach, CA - 19 km (12 miles) SW (234 degrees)
Grover Beach, CA - 19 km (12 miles) WSW (243 degrees)
Oceano, CA - 19 km (12 miles) WSW (251 degrees)
Arroyo Grande, CA - 22 km (14 miles) WSW (247 degrees)
Coordinates 35 deg. 2.5 min. N (35.042N), 120 deg. 48.7 min. W (120.811W)
Depth 2.21 km (1.40 miles)
Quality Fair
Location Quality Parameters Nst=8, Nph=8, Dmin=20.3 km, Rmss=0.03 sec, Erho=0.81 km, Erzz=1.98000002 km, Gp=213 degrees
Event ID# nc75244536
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