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 2:16:50 AM (PDT) on Wednesday, July 30, 2025.
The magnitude 1.9 event occurred 1 km (0 miles) ESE of Hayward, CA.
The hypocentral depth is 4 km ( 2 miles).
| Magnitude | 1.9 - duration magnitude (Md) |
| Time | Wednesday, July 30, 2025 at 2:16:50 AM (PDT) Wednesday, July 30, 2025 at 9:16:50 (UTC) |
| Distance from |
Hayward, CA - 1 km (0 miles) ESE (115 degrees) Cherryland, CA - 5 km (3 miles) SE (146 degrees) Fairview, CA - 5 km (3 miles) SSW (209 degrees) San Lorenzo, CA - 6 km (4 miles) SE (133 degrees) Castro Valley, CA - 6 km (4 miles) SSE (167 degrees) |
| Coordinates | 37 deg. 38.5 min. N (37.641N), 122 deg. 4.3 min. W (122.071W) |
| Depth | 3.53 km (2.20 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=37, Nph=37, Dmin=10.1 km, Rmss=0.24 sec, Erho=0.33 km, Erzz=1.28999996 km, Gp=47 degrees |
| Event ID# | nc75216872 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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