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 4:43:32 PM (PDT) on Tuesday, July 18, 2023.
The magnitude 1.9 event occurred 7 km (4 miles) NNE (19 degrees) of Hydesville, CA.
The hypocentral depth is 16 km (10 miles).
|Magnitude||1.9 - duration magnitude (Md)|
|Time||Tuesday, July 18, 2023 at 4:43:32 PM (PDT)
Tuesday, July 18, 2023 at 23:43:32 (UTC)
Hydesville, CA - 7 km (4 miles) NNE (19 degrees)|
Fortuna, CA - 7 km (5 miles) E (82 degrees)
Rio Dell, CA - 12 km (8 miles) NNE (14 degrees)
Pine Hills, CA - 16 km (10 miles) SSE (154 degrees)
Ferndale, CA - 17 km (10 miles) ENE (78 degrees)
|Coordinates||40 deg. 36.5 min. N (40.608N), 124 deg. 4.2 min. W (124.070W)|
|Depth||16.37 km (10.2 miles)|
|Location Quality Parameters||Nst=28, Nph=38, Dmin=13.4 km, Rmss=0.13 sec, Erho=0.22 km, Erzz=0.46 km, Gp=50 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)