Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #0: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.
A micro earthquake occurred at 10:45:56 PM (PDT) on Friday, August 15, 2025.
The magnitude 1.7 event occurred 9 km (6 miles) ESE of East Foothills, CA.
The hypocentral depth is 9 km ( 6 miles).
| Magnitude | 1.7 - duration magnitude (Md) |
| Time | Friday, August 15, 2025 at 10:45:56 PM (PDT) Saturday, August 16, 2025 at 5:45:56 (UTC) |
| Distance from |
East Foothills, CA - 9 km (6 miles) ESE (104 degrees) Alum Rock, CA - 10 km (6 miles) E (93 degrees) Seven Trees, CA - 14 km (9 miles) NE (53 degrees) San Jose, CA - 16 km (10 miles) E (82 degrees) Buena Vista, CA - 18 km (11 miles) ENE (76 degrees) |
| Coordinates | 37 deg. 21.6 min. N (37.361N), 121 deg. 42.9 min. W (121.714W) |
| Depth | 9.08 km (5.60 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=29, Nph=29, Dmin=11.9 km, Rmss=0.07 sec, Erho=0.22 km, Erzz=0.680000007 km, Gp=80 degrees |
| Event ID# | nc75224447 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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