Magnitude 4.8 earthquake strikes off the coast of Northern California
- Posted on August 29, 2026
- By San Francisco Chronicle
- 1 Views
- 1 min read
In brief
Friday evening witnessed a moderate seismic event along Northern California's coastline, with the U.S. Geological Survey confirming a 4.8 magnitude tremor. This offshore earthquake, while notable in strength, falls within the moderate range of seismic activity commonly monitored in the tectonically active Pacific coastal region. Authorities continued standard monitoring protocols as residents experienced the natural phenomenon typical of California's earthquake-prone geography.
Summary auto-generated by AI from the original publisher's content. Editorial standards.
Magnitude 4.8 earthquake strikes off the coast of Northern California
An earthquake of preliminary magnitude 4.8 struck off the coast of Northern California on Friday evening, according to the U.S. Geological Survey.
