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 1:12:08 AM (PDT) on Sunday, July 16, 2023.
The magnitude 0.4 event occurred 5 km (3 miles) WNW of Cobb, CA.
The hypocentral depth is 1 km ( 1 mile).
|Magnitude||0.4 - duration magnitude (Md)|
|Time||Sunday, July 16, 2023 at 1:12:08 AM (PDT)
Sunday, July 16, 2023 at 8:12:08 (UTC)
Cobb, CA - 5 km (3 miles) WNW (291 degrees)|
The Geysers, CA - 7 km (4 miles) NNW (343 degrees)
Kelseyville, CA - 16 km (10 miles) SSE (162 degrees)
Lower Lake, CA - 17 km (10 miles) WSW (242 degrees)
Middletown, CA - 17 km (11 miles) NW (304 degrees)
|Coordinates||38 deg. 50.4 min. N (38.839N), 122 deg. 46.8 min. W (122.781W)|
|Depth||1.47 km (0.9 miles)|
|Location Quality Parameters||Nst=12, Nph=14, Dmin=0.5 km, Rmss=0.02 sec, Erho=0.4 km, Erzz=0.59 km, Gp=74 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)