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 1:30:41 PM (PDT) on Wednesday, July 23, 2025.
The magnitude 1.6 event occurred 5 km (3 miles) ESE of The Geysers, CA.
The hypocentral depth is 1 km ( 1 mile).
| Magnitude | 1.6 - duration magnitude (Md) |
| Time | Wednesday, July 23, 2025 at 1:30:41 PM (PDT) Wednesday, July 23, 2025 at 20:30:41 (UTC) |
| Distance from |
The Geysers, CA - 5 km (3 miles) ESE (117 degrees) Cobb, CA - 8 km (5 miles) SSE (166 degrees) Middletown, CA - 8 km (5 miles) W (273 degrees) Hidden Valley Lake, CA - 14 km (9 miles) WSW (245 degrees) Lower Lake, CA - 19 km (12 miles) SSW (205 degrees) |
| Coordinates | 38 deg. 45.4 min. N (38.756N), 122 deg. 42.1 min. W (122.702W) |
| Depth | 1.09 km (0.70 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=14, Nph=14, Dmin=1.4 km, Rmss=0.04 sec, Erho=0.27 km, Erzz=0.310000002 km, Gp=82 degrees |
| Event ID# | nc75214102 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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