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 4:23:29 AM (PDT) on Sunday, July 16, 2023.
The magnitude 1.4 event occurred 11 km (7 miles) NW of Broadmoor, CA.
The hypocentral depth is 5 km ( 3 miles).
|Magnitude||1.4 - duration magnitude (Md)|
|Time||Sunday, July 16, 2023 at 4:23:29 AM (PDT)
Sunday, July 16, 2023 at 11:23:29 (UTC)
Broadmoor, CA - 11 km (7 miles) NW (308 degrees)|
Daly City, CA - 12 km (7 miles) WNW (302 degrees)
Colma, CA - 13 km (8 miles) NW (307 degrees)
Tamalpais-Homestead Valley, CA - 15 km (9 miles) SSW (195 degrees)
Marin City, CA - 15 km (9 miles) SSW (205 degrees)
|Coordinates||37 deg. 44.9 min. N (37.748N), 122 deg. 34.8 min. W (122.581W)|
|Depth||4.77 km (3.0 miles)|
|Location Quality Parameters||Nst=52, Nph=58, Dmin=10.7 km, Rmss=0.06 sec, Erho=0.19 km, Erzz=0.41 km, Gp=101 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)