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 #5: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro quarry occurred at 2:51:22 PM (PDT) on Friday, October 9, 2026.
The magnitude 1.5 event (a probable quarry explosion) occurred 7 km (5 miles) SSE of Home Gardens, CA.
The hypocentral depth is -0.50 km (-0.30 miles).
| Magnitude | 1.5 - local magnitude (Ml) |
| Time | Friday, October 9, 2026 at 2:51:22 PM (PDT) Friday, October 9, 2026 at 21:51:22 (UTC) |
| Distance from |
Home Gardens, CA - 7 km (5 miles) SSE (152 degrees) Corona, CA - 10 km (6 miles) SE (125 degrees) Woodcrest, CA - 14 km (8 miles) WSW (240 degrees) Norco, CA - 14 km (9 miles) SSE (154 degrees) Riverside, CA - 16 km (10 miles) SSW (210 degrees) |
| Coordinates | 33 deg. 49.2 min. N (33.821N), 117 deg. 29.0 min. W (117.484W) |
| Depth | -0.50 km (-0.30 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=39, Nph=40, Dmin=3.6 km, Rmss=0.24 sec, Erho=0.37 km, Erzz=31.61 km, Gp=49 degrees |
| Event ID# | ci41345807 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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