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 10:00:49 PM (PDT) on Thursday, September 9, 2021.
The magnitude 0.9 event occurred 11 km (7 miles) W of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).
|Magnitude||0.9 - duration magnitude (Md)|
|Time||Thursday, September 9, 2021 at 10:00:49 PM (PDT)
Friday, September 10, 2021 at 5:00:49 (UTC)
The Geysers, CA - 11 km (7 miles) W (261 degrees)|
Cloverdale, CA - 12 km (8 miles) ESE (114 degrees)
Cobb, CA - 16 km (10 miles) WSW (244 degrees)
Healdsburg, CA - 17 km (10 miles) N (355 degrees)
Middletown, CA - 23 km (15 miles) W (272 degrees)
|Coordinates||38 deg. 45.6 min. N (38.761N), 122 deg. 53.1 min. W (122.885W)|
|Depth||1.96 km (1.2 miles)|
|Location Quality Parameters||Nst=12, Nph=12, Dmin=3.5 km, Rmss=0.04 sec, Erho=0.59 km, Erzz=0.62 km, Gp=215 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)