Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #3: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 3:14:57 PM (PDT) on Saturday, September 11, 2021.
The magnitude 1.1 event occurred 10 km (6 miles) NNW of Broadmoor, CA.
The hypocentral depth is 12 km ( 8 miles).
|Magnitude||1.1 - duration magnitude (Md)|
|Time||Saturday, September 11, 2021 at 3:14:57 PM (PDT)
Saturday, September 11, 2021 at 22:14:57 (UTC)
Broadmoor, CA - 10 km (6 miles) NNW (330 degrees)|
Daly City, CA - 10 km (6 miles) NW (322 degrees)
San Francisco, CA - 11 km (7 miles) W (263 degrees)
Colma, CA - 12 km (7 miles) NW (324 degrees)
Marin City, CA - 12 km (7 miles) SSW (192 degrees)
|Coordinates||37 deg. 45.8 min. N (37.763N), 122 deg. 32.3 min. W (122.538W)|
|Depth||12.49 km (7.8 miles)|
|Location Quality Parameters||Nst=17, Nph=18, Dmin=9.6 km, Rmss=0.07 sec, Erho=0.34 km, Erzz=0.81 km, Gp=96 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)