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 12:05:19 PM (PDT) on Wednesday, July 19, 2023.
The magnitude 0.3 event occurred 3 km (2 miles) N (5 degrees) of The Geysers, CA.
The hypocentral depth is 4 km ( 2 miles).
|Magnitude||0.3 - duration magnitude (Md)|
|Time||Wednesday, July 19, 2023 at 12:05:19 PM (PDT)
Wednesday, July 19, 2023 at 19:05:19 (UTC)
The Geysers, CA - 3 km (2 miles) N (5 degrees)|
Cobb, CA - 4 km (2 miles) SW (228 degrees)
Middletown, CA - 13 km (8 miles) WNW (294 degrees)
Lower Lake, CA - 17 km (11 miles) SW (225 degrees)
Hidden Valley Lake, CA - 17 km (11 miles) W (267 degrees)
|Coordinates||38 deg. 48.0 min. N (38.800N), 122 deg. 45.2 min. W (122.754W)|
|Depth||3.99 km (2.5 miles)|
|Location Quality Parameters||Nst=28, Nph=29, Dmin=0.5 km, Rmss=0.03 sec, Erho=0.22 km, Erzz=0.55 km, Gp=97 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)