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 9:37:23 AM (PDT) on Monday, July 17, 2023.
The magnitude 1.1 event occurred 7 km (4 miles) NNW of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).
|Magnitude||1.1 - duration magnitude (Md)|
|Time||Monday, July 17, 2023 at 9:37:23 AM (PDT)
Monday, July 17, 2023 at 16:37:23 (UTC)
The Geysers, CA - 7 km (4 miles) NNW (329 degrees)|
Cobb, CA - 7 km (4 miles) W (280 degrees)
Kelseyville, CA - 17 km (10 miles) SSE (168 degrees)
Middletown, CA - 18 km (11 miles) WNW (299 degrees)
Cloverdale, CA - 19 km (12 miles) E (81 degrees)
|Coordinates||38 deg. 49.9 min. N (38.832N), 122 deg. 48.0 min. W (122.800W)|
|Depth||1.99 km (1.2 miles)|
|Location Quality Parameters||Nst=23, Nph=23, Dmin=1.1 km, Rmss=0.04 sec, Erho=0.21 km, Erzz=0.42 km, Gp=45 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)