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 7:32:04 AM (PDT) on Friday, September 10, 2021.
The magnitude 0.4 event occurred 7 km (4 miles) NW of The Geysers, CA.
The hypocentral depth is 4 km ( 2 miles).
|Magnitude||0.4 - duration magnitude (Md)|
|Time||Friday, September 10, 2021 at 7:32:04 AM (PDT)
Friday, September 10, 2021 at 14:32:04 (UTC)
The Geysers, CA - 7 km (4 miles) NW (320 degrees)|
Cobb, CA - 7 km (5 miles) W (273 degrees)
Kelseyville, CA - 17 km (11 miles) S (171 degrees)
Cloverdale, CA - 18 km (11 miles) E (83 degrees)
Middletown, CA - 19 km (12 miles) WNW (296 degrees)
|Coordinates||38 deg. 49.6 min. N (38.826N), 122 deg. 48.5 min. W (122.809W)|
|Depth||3.69 km (2.3 miles)|
|Location Quality Parameters||Nst=9, Nph=9, Dmin=0.3 km, Rmss=0.01 sec, Erho=0.76 km, Erzz=2.08 km, Gp=115 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)