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 is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 10:09:44 PM (PDT) on Tuesday, March 25, 2025.
The magnitude 1.6 event occurred 2 km (1 miles) SW of Lytle Creek, CA.
The hypocentral depth is 10 km ( 6 miles).


Magnitude 1.6 - local magnitude (Ml)
Time Tuesday, March 25, 2025 at 10:09:44 PM (PDT)
Wednesday, March 26, 2025 at 5:09:44 (UTC)
Distance from Lytle Creek, CA - 2 km (1 miles) SW (226 degrees)
Devore, CA - 11 km (7 miles) WNW (284 degrees)
Rancho Cucamonga, CA - 15 km (9 miles) NNE (23 degrees)
Wrightwood, CA - 17 km (10 miles) SE (140 degrees)
Fontana, CA - 17 km (11 miles) NNW (342 degrees)
Coordinates 34 deg. 14.7 min. N (34.246N), 117 deg. 31.0 min. W (117.516W)
Depth 10.17 km (6.30 miles)
Quality Good
Location Quality Parameters Nst=70, Nph=131, Dmin=3.4 km, Rmss=0.18 sec, Erho=0.15 km, Erzz=0.24 km, Gp=19 degrees
Event ID# ci40910535
Additional Information Map
Waveforms

For more information, see https://earthquake.usgs.gov

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