Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #0: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.
A micro earthquake occurred at 2:07:28 AM (PDT) on Tuesday, September 23, 2025.
The magnitude 1.6 event occurred 16 km (10 miles) NW of Parkfield, CA.
The hypocentral depth is 1 km ( 1 mile).
| Magnitude | 1.6 - duration magnitude (Md) |
| Time | Tuesday, September 23, 2025 at 2:07:28 AM (PDT) Tuesday, September 23, 2025 at 9:07:28 (UTC) |
| Distance from |
Parkfield, CA - 16 km (10 miles) NW (314 degrees) Coalinga, CA - 24 km (15 miles) SW (229 degrees) San Miguel, CA - 30 km (19 miles) NNE (24 degrees) Cholame, CA - 39 km (24 miles) NW (323 degrees) Avenal, CA - 39 km (24 miles) W (270 degrees) |
| Coordinates | 36 deg. 0.0 min. N (36.000N), 120 deg. 33.7 min. W (120.561W) |
| Depth | 1.46 km (0.90 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=21, Nph=20, Dmin=2.4 km, Rmss=0.08 sec, Erho=0.26 km, Erzz=0.600000024 km, Gp=80 degrees |
| Event ID# | nc75240832 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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