Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

Southern California Seismic Network: a cooperative project of
U.S. Geological Survey, Pasadena California
Caltech Seismological Laboratory, Pasadena, California


Version #4: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 7:35:32 AM (PDT) on Tuesday, July 20, 2021.
The magnitude 0.3 event occurred 8 km (5 miles) SSE of Idyllwild, CA.
The hypocentral depth is 16 km (10 miles).


Magnitude 0.3 - local magnitude (Ml)
Time Tuesday, July 20, 2021 at 7:35:32 AM (PDT)
Tuesday, July 20, 2021 at 14:35:32 (UTC)
Distance from Idyllwild, CA - 8 km (5 miles) SSE (164 degrees)
Anza, CA - 13 km (8 miles) N (352 degrees)
Valle Vista, CA - 20 km (13 miles) ESE (115 degrees)
Palm Springs, CA - 23 km (14 miles) SW (222 degrees)
Cathedral City, CA - 24 km (15 miles) WSW (240 degrees)
Coordinates 33 deg. 40.2 min. N (33.670N), 116 deg. 41.7 min. W (116.694W)
Depth 15.94 km (9.9 miles)
Quality Good
Location Quality Parameters Nst=20, Nph=34, Dmin=1.9 km, Rmss=0.12 sec, Erho=0.3 km, Erzz=0.37 km, Gp=112 degrees
Event ID# ci39747111
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