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 2:43:43 AM (PDT) on Monday, June 8, 2026.
The magnitude 1.6 event occurred 8 km (5 miles) ESE of Ridgemark, CA.
The hypocentral depth is 9 km ( 6 miles).


Magnitude 1.6 - duration magnitude (Md)
Time Monday, June 8, 2026 at 2:43:43 AM (PDT)
Monday, June 8, 2026 at 9:43:43 (UTC)
Distance from Ridgemark, CA - 8 km (5 miles) ESE (118 degrees)
Hollister, CA - 13 km (8 miles) SE (127 degrees)
San Juan Bautista, CA - 24 km (15 miles) ESE (108 degrees)
Chualar, CA - 31 km (19 miles) NE (42 degrees)
Gonzales, CA - 33 km (21 miles) NNE (26 degrees)
Coordinates 36 deg. 46.7 min. N (36.778N), 121 deg. 17.0 min. W (121.283W)
Depth 8.99 km (5.60 miles)
Quality Excellent
Location Quality Parameters Nst=14, Nph=14, Dmin=2.6 km, Rmss=0.08 sec, Erho=0.36 km, Erzz=0.75999999 km, Gp=71 degrees
Event ID# nc75372926
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For more information, see https://earthquake.usgs.gov

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