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 #5: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 11:09:25 AM (PDT) on Wednesday, July 29, 2026.
The magnitude 0.7 event occurred 9 km (5 miles) N (10 degrees) of Rancho Cucamonga, CA.
The hypocentral depth is 10 km ( 6 miles).
| Magnitude | 0.7 - local magnitude (Ml) |
| Time | Wednesday, July 29, 2026 at 11:09:25 AM (PDT) Wednesday, July 29, 2026 at 18:09:25 (UTC) |
| Distance from |
Rancho Cucamonga, CA - 9 km (5 miles) N (10 degrees) Lytle Creek, CA - 9 km (5 miles) SW (222 degrees) Upland, CA - 14 km (9 miles) NE (35 degrees) Fontana, CA - 15 km (9 miles) NW (320 degrees) Devore, CA - 15 km (9 miles) W (261 degrees) |
| Coordinates | 34 deg. 12.1 min. N (34.201N), 117 deg. 33.7 min. W (117.562W) |
| Depth | 10.12 km (6.30 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=23, Nph=36, Dmin=5.8 km, Rmss=0.14 sec, Erho=0.3 km, Erzz=0.33 km, Gp=95 degrees |
| Event ID# | ci40663266 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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