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 8:52:27 PM (PDT) on Wednesday, July 19, 2023.
The magnitude 0.4 event occurred 8 km (5 miles) NW of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).
|Magnitude||0.4 - duration magnitude (Md)|
|Time||Wednesday, July 19, 2023 at 8:52:27 PM (PDT)
Thursday, July 20, 2023 at 3:52:27 (UTC)
The Geysers, CA - 8 km (5 miles) NW (325 degrees)|
Cobb, CA - 8 km (5 miles) WNW (282 degrees)
Kelseyville, CA - 16 km (10 miles) S (170 degrees)
Cloverdale, CA - 18 km (11 miles) E (79 degrees)
Soda Bay, CA - 18 km (11 miles) S (185 degrees)
|Coordinates||38 deg. 50.2 min. N (38.836N), 122 deg. 48.5 min. W (122.808W)|
|Depth||1.77 km (1.1 miles)|
|Location Quality Parameters||Nst=7, Nph=7, Dmin=1.4 km, Rmss=0.01 sec, Erho=0.36 km, Erzz=1.06 km, Gp=76 degrees|
|Additional Information|| Map
For more information, see https://earthquake.usgs.gov
US and World - USGS/NEIC = National Earthquake Information Center
Northern California - UCB = University of California, Berkeley
Southern California - Caltech = California Institute of Technology
Nevada - UNR = University of Nevada, Reno
Offshore = West Coast & Alaska Tsunami Warning Center
...all members of the Advanced National Seismic System (ANSS)