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

A micro earthquake occurred at 9:06:39 AM (PDT) on Friday, September 10, 2021.
The magnitude 0.6 event occurred 13 km (8 miles) WNW of Anza, CA.
The hypocentral depth is 8 km ( 5 miles).


Magnitude 0.6 - local magnitude (Ml)
Time Friday, September 10, 2021 at 9:06:39 AM (PDT)
Friday, September 10, 2021 at 16:06:39 (UTC)
Distance from Anza, CA - 13 km (8 miles) WNW (287 degrees)
Aguanga, CA - 17 km (11 miles) NNE (18 degrees)
Valle Vista, CA - 19 km (12 miles) SSE (155 degrees)
Idyllwild, CA - 19 km (12 miles) SSW (206 degrees)
Hemet, CA - 23 km (14 miles) SE (139 degrees)
Coordinates 33 deg. 35.4 min. N (33.590N), 116 deg. 48.4 min. W (116.806W)
Depth 7.5 km (4.7 miles)
Quality Excellent
Location Quality Parameters Nst=17, Nph=25, Dmin=4.0 km, Rmss=0.09 sec, Erho=0.23 km, Erzz=0.36 km, Gp=85 degrees
Event ID# ci39804207
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