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 1:55:24 AM (PDT) on Thursday, July 20, 2023.
The magnitude 0.8 event occurred 6 km (4 miles) NNW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).
| Magnitude | 0.8 - duration magnitude (Md) |
| Time | Thursday, July 20, 2023 at 1:55:24 AM (PDT) Thursday, July 20, 2023 at 8:55:24 (UTC) |
| Distance from |
The Geysers, CA - 6 km (4 miles) NNW (327 degrees) Cobb, CA - 6 km (4 miles) W (273 degrees) Kelseyville, CA - 17 km (11 miles) SSE (168 degrees) Middletown, CA - 18 km (11 miles) WNW (297 degrees) Cloverdale, CA - 19 km (12 miles) E (83 degrees) |
| Coordinates | 38 deg. 49.5 min. N (38.825N), 122 deg. 47.8 min. W (122.796W) |
| Depth | 2.8 km (1.7 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=14, Nph=14, Dmin=1.2 km, Rmss=0.01 sec, Erho=0.36 km, Erzz=0.56 km, Gp=53 degrees |
| Event ID# | nc73914876 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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