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 2:33:00 AM (PDT) on Thursday, August 20, 2026.
The magnitude 1.3 event occurred 25 km (16 miles) NW of Parkfield, CA.
The hypocentral depth is 4 km ( 2 miles).
| Magnitude | 1.3 - duration magnitude (Md) |
| Time | Thursday, August 20, 2026 at 2:33:00 AM (PDT) Thursday, August 20, 2026 at 9:33:00 (UTC) |
| Distance from |
Parkfield, CA - 25 km (16 miles) NW (316 degrees) Coalinga, CA - 26 km (16 miles) WSW (250 degrees) San Miguel, CA - 35 km (22 miles) N (10 degrees) Lake Nacimiento, CA - 43 km (27 miles) NNE (31 degrees) Avenal, CA - 45 km (28 miles) W (278 degrees) |
| Coordinates | 36 deg. 3.7 min. N (36.062N), 120 deg. 37.7 min. W (120.628W) |
| Depth | 3.72 km (2.30 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=18, Nph=18, Dmin=2.9 km, Rmss=0.09 sec, Erho=0.51 km, Erzz=0.720000029 km, Gp=136 degrees |
| Event ID# | nc75421702 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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