Recent Earthquakes in California and Nevada
== PRELIMINARY EVENT REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #3: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro quarry occurred at 4:57:33 PM (PDT) on Thursday, June 11, 2026.
The magnitude 1.3 event (a probable quarry explosion) occurred 12 km (8 miles) WSW of Lake Nacimiento, CA.
The hypocentral depth is -0.39 km (-0.20 miles).
| Magnitude | 1.3 - duration magnitude (Md) |
| Time | Thursday, June 11, 2026 at 4:57:33 PM (PDT) Thursday, June 11, 2026 at 23:57:33 (UTC) |
| Distance from |
Lake Nacimiento, CA - 12 km (8 miles) WSW (240 degrees) Cambria, CA - 14 km (9 miles) NNE (32 degrees) Cayucos, CA - 27 km (17 miles) NNW (340 degrees) San Miguel, CA - 28 km (18 miles) WSW (252 degrees) Paso Robles, CA - 29 km (18 miles) W (280 degrees) |
| Coordinates | 35 deg. 40.4 min. N (35.673N), 120 deg. 59.7 min. W (120.995W) |
| Depth | -0.39 km (-0.20 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=17, Nph=17, Dmin=12.1 km, Rmss=0.16 sec, Erho=0.35 km, Erzz=31.61 km, Gp=80 degrees |
| Event ID# | nc75375071 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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