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 #5: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 2:22:44 AM (PDT) on Saturday, July 15, 2023.
The magnitude 1.8 event occurred 10 km (6 miles) W of Orcutt, CA.
The hypocentral depth is 1 km ( 1 mile).


Magnitude 1.8 - local magnitude (Ml)
Time Saturday, July 15, 2023 at 2:22:44 AM (PDT)
Saturday, July 15, 2023 at 9:22:44 (UTC)
Distance from Orcutt, CA - 10 km (6 miles) W (270 degrees)
Guadalupe, CA - 12 km (7 miles) SSE (167 degrees)
Vandenberg Air Force Base, CA - 13 km (8 miles) N (350 degrees)
Santa Maria, CA - 14 km (9 miles) SW (226 degrees)
Vandenberg Village, CA - 19 km (12 miles) NNW (339 degrees)
Coordinates 34 deg. 51.9 min. N (34.866N), 120 deg. 32.5 min. W (120.542W)
Depth 1.39 km (0.9 miles)
Quality Good
Location Quality Parameters Nst=24, Nph=34, Dmin=4.4 km, Rmss=0.25 sec, Erho=0.34 km, Erzz=0.58 km, Gp=70 degrees
Event ID# ci39613506
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