Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

Seismological Laboratory, University of Nevada, Reno


Version #904559: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 2:44:57 AM (PDT) on Thursday, September 18, 2025.
The magnitude 0.8 event occurred 55 km (34 miles) SE of Hawthorne, NV.
The hypocentral depth is 12 km ( 8 miles).


Magnitude 0.8 - local magnitude (Ml)
Time Thursday, September 18, 2025 at 2:44:57 AM (PDT)
Thursday, September 18, 2025 at 9:44:57 (UTC)
Distance from Hawthorne, NV - 55 km (34 miles) SE (141 degrees)
Dixon Lane-Meadow Creek, CA - 86 km (53 miles) N (11 degrees)
Mammoth Lakes, CA - 87 km (54 miles) NE (49 degrees)
Bishop, CA - 88 km (54 miles) N (10 degrees)
Tonopah, NV - 88 km (54 miles) W (276 degrees)
Coordinates 38 deg. 8.5 min. N (38.142N), 118 deg. 13.7 min. W (118.228W)
Depth 12.20 km (7.60 miles)
Quality Good
Location Quality Parameters Nst=13, Nph=20, Dmin=22.2 km, Rmss=0.1854 sec, Erho=0 km, Erzz=2.5 km, Gp=66.93 degrees
Event ID# nn00904559
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