Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

Seismological Laboratory, University of Nevada, Reno


Version #862671: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 4:06:52 AM (PDT) on Saturday, July 15, 2023.
The magnitude 1.4 event occurred 14 km (9 miles) E (87 degrees) of East Quincy, CA.
The hypocentral depth is 11 km ( 7 miles).


Magnitude 1.4 - local magnitude (Ml)
Time Saturday, July 15, 2023 at 4:06:52 AM (PDT)
Saturday, July 15, 2023 at 11:06:52 (UTC)
Distance from East Quincy, CA - 14 km (9 miles) E (87 degrees)
Quincy, CA - 18 km (11 miles) E (88 degrees)
Portola, CA - 27 km (17 miles) WNW (303 degrees)
Greenville, CA - 29 km (18 miles) SE (140 degrees)
Janesville, CA - 43 km (27 miles) SSW (204 degrees)
Coordinates 39 deg. 56.5 min. N (39.941N), 120 deg. 43.9 min. W (120.732W)
Depth 11.1 km (6.9 miles)
Quality Fair
Location Quality Parameters Nst=7, Nph=12, Dmin=32.9 km, Rmss=0.1866 sec, Erho=0 km, Erzz=1.9 km, Gp=196.02 degrees
Event ID# nn00862671
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