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 7:51:32 PM (PDT) on Sunday, June 21, 2026.
The magnitude 1.0 event occurred 2 km (2 miles) NW of Fontana, CA.
The hypocentral depth is 7 km ( 4 miles).
| Magnitude | 1.0 - local magnitude (Ml) |
| Time | Sunday, June 21, 2026 at 7:51:32 PM (PDT) Monday, June 22, 2026 at 2:51:32 (UTC) |
| Distance from |
Fontana, CA - 2 km (2 miles) NW (317 degrees) Rancho Cucamonga, CA - 9 km (6 miles) E (96 degrees) Bloomington, CA - 9 km (6 miles) WNW (303 degrees) Rialto, CA - 10 km (6 miles) W (275 degrees) Glen Avon, CA - 11 km (7 miles) N (4 degrees) |
| Coordinates | 34 deg. 6.8 min. N (34.114N), 117 deg. 28.6 min. W (117.477W) |
| Depth | 6.94 km (4.30 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=50, Nph=85, Dmin=3.9 km, Rmss=0.18 sec, Erho=0.19 km, Erzz=0.35 km, Gp=43 degrees |
| Event ID# | ci41491976 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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