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 0:24:56 AM (PDT) on Friday, May 8, 2026.
The magnitude 2.1 event occurred 2 km (1 miles) SSE of Ridgemark, CA.
The hypocentral depth is 7 km ( 4 miles).


Magnitude 2.1 - duration magnitude (Md)
Time Friday, May 8, 2026 at 0:24:56 AM (PDT)
Friday, May 8, 2026 at 7:24:56 (UTC)
Distance from Ridgemark, CA - 2 km (1 miles) SSE (165 degrees)
Hollister, CA - 6 km (4 miles) SSE (148 degrees)
San Juan Bautista, CA - 17 km (10 miles) ESE (108 degrees)
Aromas, CA - 27 km (17 miles) ESE (112 degrees)
Prunedale, CA - 28 km (17 miles) E (85 degrees)
Coordinates 36 deg. 47.9 min. N (36.799N), 121 deg. 21.7 min. W (121.361W)
Depth 6.60 km (4.10 miles)
Quality Excellent
Location Quality Parameters Nst=41, Nph=41, Dmin=5.2 km, Rmss=0.10 sec, Erho=0.2 km, Erzz=0.519999981 km, Gp=56 degrees
Event ID# nc75356941
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