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 #6: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro quarry occurred at 1:51:36 PM (PDT) on Wednesday, September 17, 2025.
The magnitude 1.5 event (a probable quarry explosion) occurred 14 km (9 miles) SE of Tehachapi, CA.
The hypocentral depth is -1 km (-1 miles).
| Magnitude | 1.5 - local magnitude (Ml) |
| Time | Wednesday, September 17, 2025 at 1:51:36 PM (PDT) Wednesday, September 17, 2025 at 20:51:36 (UTC) |
| Distance from |
Tehachapi, CA - 14 km (9 miles) SE (131 degrees) Mojave, CA - 14 km (9 miles) W (268 degrees) Rosamond, CA - 25 km (16 miles) NW (324 degrees) California City, CA - 32 km (20 miles) WSW (254 degrees) Neenach, CA - 39 km (24 miles) NE (40 degrees) |
| Coordinates | 35 deg. 2.8 min. N (35.047N), 118 deg. 19.7 min. W (118.329W) |
| Depth | -0.93 km (-0.60 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=35, Nph=36, Dmin=6.4 km, Rmss=0.18 sec, Erho=0.27 km, Erzz=31.61 km, Gp=43 degrees |
| Event ID# | ci40440842 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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