Recent Earthquakes in California and Nevada
== PRELIMINARY EVENT REPORT ==
Southern California Seismic Network: a cooperative project of
U.S. Geological Survey, Pasadena California
Caltech Seismological Laboratory, Pasadena, California
Version #9: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro quarry occurred at 1:43:53 PM (PDT) on Wednesday, September 17, 2025.
The magnitude 1.3 event (a probable quarry explosion) occurred 13 km (8 miles) E of Little Lake, CA.
The hypocentral depth is -1 km (-1 miles).
| Magnitude | 1.3 - local magnitude (Ml) |
| Time | Wednesday, September 17, 2025 at 1:43:53 PM (PDT) Wednesday, September 17, 2025 at 20:43:53 (UTC) |
| Distance from |
Little Lake, CA - 13 km (8 miles) E (100 degrees) Coso Junction, CA - 22 km (14 miles) SE (131 degrees) Inyokern, CA - 30 km (19 miles) N (8 degrees) Ridgecrest, CA - 34 km (21 miles) NNW (346 degrees) Searles Valley, CA - 37 km (23 miles) WNW (297 degrees) |
| Coordinates | 35 deg. 54.9 min. N (35.916N), 117 deg. 46.0 min. W (117.767W) |
| Depth | -1.12 km (-0.70 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=32, Nph=32, Dmin=5.9 km, Rmss=0.22 sec, Erho=0.31 km, Erzz=31.61 km, Gp=37 degrees |
| Event ID# | ci40440522 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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