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 1:28:32 PM (PDT) on Friday, August 28, 2026.
The magnitude 1.8 event occurred 1 km (1 miles) SE of Pacifica, CA.
The hypocentral depth is 9 km ( 6 miles).
| Magnitude | 1.8 - duration magnitude (Md) |
| Time | Friday, August 28, 2026 at 1:28:32 PM (PDT) Friday, August 28, 2026 at 20:28:32 (UTC) |
| Distance from |
Pacifica, CA - 1 km (1 miles) SE (128 degrees) San Bruno, CA - 6 km (4 miles) WSW (245 degrees) Montara, CA - 8 km (5 miles) NNE (27 degrees) Colma, CA - 8 km (5 miles) S (190 degrees) South San Francisco, CA - 8 km (5 miles) SW (228 degrees) |
| Coordinates | 37 deg. 36.4 min. N (37.607N), 122 deg. 28.5 min. W (122.476W) |
| Depth | 9.19 km (5.70 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=20, Nph=19, Dmin=3.3 km, Rmss=0.04 sec, Erho=0.27 km, Erzz=0.340000004 km, Gp=67 degrees |
| Event ID# | nc75426477 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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