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 3:39:15 AM (PDT) on Saturday, July 15, 2023.
The magnitude 0.5 event occurred 2 km (1 miles) NNW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).
|Magnitude||0.5 - duration magnitude (Md)|
|Time||Saturday, July 15, 2023 at 3:39:15 AM (PDT)
Saturday, July 15, 2023 at 10:39:15 (UTC)
The Geysers, CA - 2 km (1 miles) NNW (338 degrees)|
Cobb, CA - 5 km (3 miles) SW (228 degrees)
Middletown, CA - 14 km (9 miles) WNW (289 degrees)
Hidden Valley Lake, CA - 18 km (11 miles) W (265 degrees)
Lower Lake, CA - 19 km (12 miles) SW (226 degrees)
|Coordinates||38 deg. 47.6 min. N (38.793N), 122 deg. 45.9 min. W (122.764W)|
|Depth||2.68 km (1.7 miles)|
|Location Quality Parameters||Nst=25, Nph=28, Dmin=1.0 km, Rmss=0.04 sec, Erho=0.18 km, Erzz=0.25 km, Gp=67 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)