Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

Seismological Laboratory, University of Nevada, Reno


Version #904556: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 0:46:25 AM (PDT) on Thursday, September 18, 2025.
The magnitude 0.7 event occurred 9 km (6 miles) ENE (76 degrees) of Sparks, NV.
The hypocentral depth is 4 km ( 3 miles).


Magnitude 0.7 - local magnitude (Ml)
Time Thursday, September 18, 2025 at 0:46:25 AM (PDT)
Thursday, September 18, 2025 at 7:46:25 (UTC)
Distance from Sparks, NV - 9 km (6 miles) ENE (76 degrees)
Sun Valley, NV - 12 km (7 miles) ESE (114 degrees)
Spanish Springs, NV - 12 km (7 miles) SSE (155 degrees)
Reno, NV - 15 km (9 miles) ENE (78 degrees)
Golden Valley, NV - 17 km (10 miles) ESE (114 degrees)
Coordinates 39 deg. 33.2 min. N (39.554N), 119 deg. 39.0 min. W (119.650W)
Depth 4.30 km (2.70 miles)
Quality Fair
Location Quality Parameters Nst=19, Nph=28, Dmin=6.2 km, Rmss=0.144 sec, Erho=0 km, Erzz=2.3 km, Gp=194.12000000000006 degrees
Event ID# nn00904556
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