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 4:56:26 PM (PDT) on Friday, June 12, 2026.
The magnitude 1.1 event occurred 1 km (0 miles) NNW of Ontario, CA.
The hypocentral depth is 12 km ( 8 miles).
| Magnitude | 1.1 - local magnitude (Ml) |
| Time | Friday, June 12, 2026 at 4:56:26 PM (PDT) Friday, June 12, 2026 at 23:56:26 (UTC) |
| Distance from |
Ontario, CA - 1 km (0 miles) NNW (342 degrees) Upland, CA - 5 km (3 miles) SSE (159 degrees) Montclair, CA - 6 km (4 miles) ESE (110 degrees) Chino, CA - 8 km (5 miles) NE (46 degrees) Rancho Cucamonga, CA - 9 km (5 miles) SW (214 degrees) |
| Coordinates | 34 deg. 3.6 min. N (34.059N), 117 deg. 37.8 min. W (117.630W) |
| Depth | 12.34 km (7.70 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=36, Nph=57, Dmin=6.8 km, Rmss=0.18 sec, Erho=0.29 km, Erzz=0.54 km, Gp=86 degrees |
| Event ID# | ci41485576 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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