Recent Earthquakes in California and Nevada


== PRELIMINARY EVENT 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 quarry occurred at 1:04:26 PM (PST) on Friday, March 6, 2026.
The magnitude 1.4 event (a probable quarry explosion) occurred 2 km (1 miles) ESE of Home Gardens, CA.
The hypocentral depth is -1 km (-0.30 miles).


Magnitude 1.4 - local magnitude (Ml)
Time Friday, March 6, 2026 at 1:04:26 PM (PST)
Friday, March 6, 2026 at 21:04:26 (UTC)
Distance from Home Gardens, CA - 2 km (1 miles) ESE (107 degrees)
Corona, CA - 7 km (4 miles) E (88 degrees)
Norco, CA - 8 km (5 miles) SE (144 degrees)
Pedley, CA - 12 km (7 miles) S (190 degrees)
Mira Loma, CA - 13 km (8 miles) S (173 degrees)
Coordinates 33 deg. 52.3 min. N (33.872N), 117 deg. 29.8 min. W (117.497W)
Depth -0.51 km (-0.30 miles)
Quality Fair
Location Quality Parameters Nst=27, Nph=27, Dmin=5.9 km, Rmss=0.28 sec, Erho=0.52 km, Erzz=31.61 km, Gp=43 degrees
Event ID# ci41198975
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