Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California


Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 4:24:48 AM (PDT) on Thursday, April 23, 2026.
The magnitude 0.9 event occurred 19 km (12 miles) SE of Mammoth Lakes, CA.
The hypocentral depth is 3 km ( 2 miles).


Magnitude 0.9 - duration magnitude (Md)
Time Thursday, April 23, 2026 at 4:24:48 AM (PDT)
Thursday, April 23, 2026 at 11:24:48 (UTC)
Distance from Mammoth Lakes, CA - 19 km (12 miles) SE (135 degrees)
West Bishop, CA - 37 km (23 miles) WNW (298 degrees)
Dixon Lane-Meadow Creek, CA - 39 km (24 miles) WNW (291 degrees)
Bishop, CA - 41 km (26 miles) WNW (294 degrees)
Big Pine, CA - 61 km (38 miles) NW (310 degrees)
Coordinates 37 deg. 30.8 min. N (37.513N), 118 deg. 49.4 min. W (118.824W)
Depth 3.37 km (2.10 miles)
Quality Good
Location Quality Parameters Nst=26, Nph=26, Dmin=8.5 km, Rmss=0.05 sec, Erho=0.27 km, Erzz=0.83 km, Gp=118 degrees
Event ID# nc75350027
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For more information, see https://earthquake.usgs.gov

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