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 #4: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 11:23:06 PM (PDT) on Saturday, June 6, 2026.
The magnitude 1.1 event occurred 4 km (3 miles) SE of Ontario, CA.
The hypocentral depth is 4 km ( 3 miles).
| Magnitude | 1.1 - local magnitude (Ml) |
| Time | Saturday, June 6, 2026 at 11:23:06 PM (PDT) Sunday, June 7, 2026 at 6:23:06 (UTC) |
| Distance from |
Ontario, CA - 4 km (3 miles) SE (141 degrees) Chino, CA - 8 km (5 miles) E (81 degrees) Mira Loma, CA - 8 km (5 miles) WNW (294 degrees) Upland, CA - 9 km (6 miles) SSE (151 degrees) Montclair, CA - 10 km (6 miles) SE (126 degrees) |
| Coordinates | 34 deg. 1.4 min. N (34.023N), 117 deg. 35.9 min. W (117.599W) |
| Depth | 4.37 km (2.70 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=50, Nph=83, Dmin=4.0 km, Rmss=0.18 sec, Erho=0.18 km, Erzz=0.35 km, Gp=37 degrees |
| Event ID# | ci41481856 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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