Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 0:49:17 AM (PDT) on Wednesday, July 19, 2023.
The magnitude 0.4 event occurred 7 km (5 miles) NW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).
|Magnitude||0.4 - duration magnitude (Md)|
|Time||Wednesday, July 19, 2023 at 0:49:17 AM (PDT)
Wednesday, July 19, 2023 at 7:49:17 (UTC)
The Geysers, CA - 7 km (5 miles) NW (304 degrees)|
Cobb, CA - 9 km (6 miles) W (264 degrees)
Cloverdale, CA - 17 km (10 miles) E (87 degrees)
Kelseyville, CA - 18 km (11 miles) S (176 degrees)
Middletown, CA - 20 km (12 miles) WNW (291 degrees)
|Coordinates||38 deg. 48.9 min. N (38.814N), 122 deg. 49.6 min. W (122.826W)|
|Depth||2.73 km (1.7 miles)|
|Location Quality Parameters||Nst=31, Nph=35, Dmin=0.6 km, Rmss=0.04 sec, Erho=0.18 km, Erzz=0.31 km, Gp=46 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)