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 1:00:49 PM (PDT) on Wednesday, June 17, 2026.
The magnitude 1.3 event (a probable quarry explosion) occurred 3 km (2 miles) SE of Home Gardens, CA.
The hypocentral depth is -0.45 km (-0.30 miles).
| Magnitude | 1.3 - local magnitude (Ml) |
| Time | Wednesday, June 17, 2026 at 1:00:49 PM (PDT) Wednesday, June 17, 2026 at 20:00:49 (UTC) |
| Distance from |
Home Gardens, CA - 3 km (2 miles) SE (128 degrees) Corona, CA - 6 km (4 miles) E (96 degrees) Norco, CA - 9 km (5 miles) SSE (149 degrees) Pedley, CA - 13 km (8 miles) S (190 degrees) Riverside, CA - 13 km (8 miles) SW (226 degrees) |
| Coordinates | 33 deg. 51.8 min. N (33.864N), 117 deg. 30.0 min. W (117.499W) |
| Depth | -0.45 km (-0.30 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=31, Nph=31, Dmin=5.9 km, Rmss=0.25 sec, Erho=0.4 km, Erzz=31.61 km, Gp=49 degrees |
| Event ID# | ci41489408 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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