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

A micro earthquake occurred at 6:31:33 AM (PDT) on Friday, June 26, 2026.
The magnitude 0.7 event occurred 4 km (2 miles) SW of Norco, CA.
The hypocentral depth is 18 km (11 miles).


Magnitude 0.7 - local magnitude (Ml)
Time Friday, June 26, 2026 at 6:31:33 AM (PDT)
Friday, June 26, 2026 at 13:31:33 (UTC)
Distance from Norco, CA - 4 km (2 miles) SW (233 degrees)
Corona, CA - 5 km (3 miles) NNW (347 degrees)
Home Gardens, CA - 7 km (4 miles) NW (305 degrees)
Mira Loma, CA - 11 km (7 miles) SSW (213 degrees)
Pedley, CA - 12 km (7 miles) SW (234 degrees)
Coordinates 33 deg. 54.7 min. N (33.912N), 117 deg. 34.8 min. W (117.579W)
Depth 17.50 km (10.90 miles)
Quality Excellent
Location Quality Parameters Nst=22, Nph=32, Dmin=3.8 km, Rmss=0.13 sec, Erho=0.29 km, Erzz=0.42 km, Gp=77 degrees
Event ID# ci41495864
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