Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 2:52:28 AM (PDT) on Monday, August 11, 2025.
The magnitude 1.0 event occurred 13 km (8 miles) ENE (73 degrees) of East Foothills, CA.
The hypocentral depth is 8 km ( 5 miles).
| Magnitude | 1.0 - duration magnitude (Md) |
| Time | Monday, August 11, 2025 at 2:52:28 AM (PDT) Monday, August 11, 2025 at 9:52:28 (UTC) |
| Distance from |
East Foothills, CA - 13 km (8 miles) ENE (73 degrees) Alum Rock, CA - 14 km (9 miles) ENE (68 degrees) Seven Trees, CA - 20 km (12 miles) NE (45 degrees) Milpitas, CA - 20 km (13 miles) E (94 degrees) San Jose, CA - 21 km (13 miles) ENE (66 degrees) |
| Coordinates | 37 deg. 24.9 min. N (37.414N), 121 deg. 40.7 min. W (121.678W) |
| Depth | 7.78 km (4.80 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=28, Nph=30, Dmin=8.6 km, Rmss=0.06 sec, Erho=0.17 km, Erzz=0.54 km, Gp=49 degrees |
| Event ID# | nc75221677 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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