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

A micro earthquake occurred at 11:10:53 PM (PDT) on Thursday, April 23, 2026.
The magnitude 1.2 event occurred 6 km (4 miles) W of Muscoy, CA.
The hypocentral depth is 10 km ( 6 miles).


Magnitude 1.2 - local magnitude (Ml)
Time Thursday, April 23, 2026 at 11:10:53 PM (PDT)
Friday, April 24, 2026 at 6:10:53 (UTC)
Distance from Muscoy, CA - 6 km (4 miles) W (276 degrees)
Rialto, CA - 7 km (4 miles) NW (326 degrees)
Devore, CA - 7 km (4 miles) S (189 degrees)
Fontana, CA - 8 km (5 miles) NNE (31 degrees)
Bloomington, CA - 10 km (6 miles) N (351 degrees)
Coordinates 34 deg. 9.6 min. N (34.160N), 117 deg. 24.8 min. W (117.414W)
Depth 10.23 km (6.40 miles)
Quality Good
Location Quality Parameters Nst=79, Nph=142, Dmin=6.6 km, Rmss=0.19 sec, Erho=0.13 km, Erzz=0.26 km, Gp=23 degrees
Event ID# ci41233535
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