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 12:00:32 PM (PDT) on Tuesday, June 16, 2026.
The magnitude 1.2 event occurred 9 km (6 miles) N (2 degrees) of Rancho Cucamonga, CA.
The hypocentral depth is 8 km ( 5 miles).
| Magnitude | 1.2 - local magnitude (Ml) |
| Time | Tuesday, June 16, 2026 at 12:00:32 PM (PDT) Tuesday, June 16, 2026 at 19:00:32 (UTC) |
| Distance from |
Rancho Cucamonga, CA - 9 km (6 miles) N (2 degrees) Lytle Creek, CA - 9 km (6 miles) SW (229 degrees) Upland, CA - 14 km (8 miles) NNE (30 degrees) Fontana, CA - 16 km (10 miles) NW (317 degrees) Devore, CA - 16 km (10 miles) W (263 degrees) |
| Coordinates | 34 deg. 12.2 min. N (34.203N), 117 deg. 34.5 min. W (117.576W) |
| Depth | 7.53 km (4.70 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=48, Nph=81, Dmin=8.6 km, Rmss=0.18 sec, Erho=0.19 km, Erzz=0.5 km, Gp=61 degrees |
| Event ID# | ci41488256 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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