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 3:35:53 PM (PDT) on Monday, April 5, 2021.
The magnitude 1.1 event occurred 5 km (3 miles) SSW of Rio Dell, CA.
The hypocentral depth is 7 km ( 4 miles).
|Magnitude||1.1 - duration magnitude (Md)|
|Time||Monday, April 5, 2021 at 3:35:53 PM (PDT)
Monday, April 5, 2021 at 22:35:53 (UTC)
Rio Dell, CA - 5 km (3 miles) SSW (197 degrees)|
Hydesville, CA - 10 km (6 miles) SSW (192 degrees)
Fortuna, CA - 16 km (10 miles) S (170 degrees)
Ferndale, CA - 18 km (11 miles) SE (138 degrees)
Humboldt Hill, CA - 30 km (19 miles) S (169 degrees)
|Coordinates||40 deg. 27.5 min. N (40.458N), 124 deg. 7.4 min. W (124.123W)|
|Depth||6.86 km (4.3 miles)|
|Location Quality Parameters||Nst=17, Nph=24, Dmin=4.5 km, Rmss=0.19 sec, Erho=0.3 km, Erzz=0.4 km, Gp=146 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)