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 #6: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 7:45:15 PM (PDT) on Monday, June 1, 2026.
The magnitude 1.2 event occurred 3 km (2 miles) NE (35 degrees) of Grand Terrace, CA.
The hypocentral depth is 17 km (10 miles).
| Magnitude | 1.2 - local magnitude (Ml) |
| Time | Monday, June 1, 2026 at 7:45:15 PM (PDT) Tuesday, June 2, 2026 at 2:45:15 (UTC) |
| Distance from |
Grand Terrace, CA - 3 km (2 miles) NE (35 degrees) Colton, CA - 3 km (2 miles) SE (129 degrees) Loma Linda, CA - 3 km (2 miles) WNW (293 degrees) San Bernardino, CA - 8 km (5 miles) S (179 degrees) Rialto, CA - 9 km (6 miles) SE (126 degrees) |
| Coordinates | 34 deg. 3.6 min. N (34.059N), 117 deg. 17.5 min. W (117.292W) |
| Depth | 16.93 km (10.50 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=58, Nph=92, Dmin=10.1 km, Rmss=0.14 sec, Erho=0.15 km, Erzz=0.29 km, Gp=60 degrees |
| Event ID# | ci41478416 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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