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.
An explosion occurred at 9:19:09 PM (PDT) on Saturday, July 4, 2026.
The magnitude 0.0 event occurred 3 km (2 miles) SSW of Ontario, CA.
The hypocentral depth is 0.00 km (0.00 miles).
| Magnitude | 0.0 - (unknown type) |
| Time | Saturday, July 4, 2026 at 9:19:09 PM (PDT) Sunday, July 5, 2026 at 4:19:09 (UTC) |
| Distance from |
Ontario, CA - 3 km (2 miles) SSW (209 degrees) Chino, CA - 5 km (3 miles) ENE (66 degrees) Montclair, CA - 7 km (4 miles) SE (142 degrees) Upland, CA - 8 km (5 miles) S (177 degrees) Claremont, CA - 10 km (6 miles) SE (137 degrees) |
| Coordinates | 34 deg. 1.8 min. N (34.029N), 117 deg. 38.6 min. W (117.644W) |
| Depth | 0.00 km (0.00 miles) |
| Quality | unknown |
| Location Quality Parameters | Nst=, Nph=, Dmin=0.0 km, Rmss=0 sec, Erho=0 km, Erzz=0 km, Gp= degrees |
| Event ID# | ci41287063 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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