Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 8:51:28 AM (PDT) on Monday, July 17, 2023.
The magnitude 1.9 event occurred 22 km (14 miles) NE (53 degrees) of East Foothills, CA.
The hypocentral depth is 7 km ( 5 miles).
|Magnitude||1.9 - duration magnitude (Md)|
|Time||Monday, July 17, 2023 at 8:51:28 AM (PDT)
Monday, July 17, 2023 at 15:51:28 (UTC)
East Foothills, CA - 22 km (14 miles) NE (53 degrees)|
Alum Rock, CA - 23 km (15 miles) NE (51 degrees)
Livermore, CA - 24 km (15 miles) SSE (147 degrees)
Milpitas, CA - 26 km (16 miles) ENE (73 degrees)
Pleasanton, CA - 29 km (18 miles) SE (129 degrees)
|Coordinates||37 deg. 30.0 min. N (37.499N), 121 deg. 37.2 min. W (121.621W)|
|Depth||7.37 km (4.6 miles)|
|Location Quality Parameters||Nst=36, Nph=40, Dmin=3.7 km, Rmss=0.07 sec, Erho=0.15 km, Erzz=0.39 km, Gp=78 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)