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 #3: 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 6:29:31 AM (PDT) on Thursday, July 2, 2026.
The magnitude 1.0 event occurred 2 km (1 miles) W of Rancho Cucamonga, CA.
The hypocentral depth is 11 km ( 7 miles).
| Magnitude | 1.0 - local magnitude (Ml) |
| Time | Thursday, July 2, 2026 at 6:29:31 AM (PDT) Thursday, July 2, 2026 at 13:29:31 (UTC) |
| Distance from |
Rancho Cucamonga, CA - 2 km (1 miles) W (259 degrees) Upland, CA - 5 km (3 miles) ENE (61 degrees) Ontario, CA - 8 km (5 miles) NNE (20 degrees) Montclair, CA - 10 km (6 miles) ENE (60 degrees) Claremont, CA - 11 km (7 miles) ENE (77 degrees) |
| Coordinates | 34 deg. 7.2 min. N (34.120N), 117 deg. 35.9 min. W (117.598W) |
| Depth | 11.03 km (6.90 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=30, Nph=49, Dmin=3.7 km, Rmss=0.16 sec, Erho=0.26 km, Erzz=0.48 km, Gp=59 degrees |
| Event ID# | ci41285479 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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