The temblor was detected near Julian, California. There were no immediate reports of major damage or injuries.

Thousands in the Pacific Northwest face a heightened flood risk, not just from rising sea levels, but from the land itself ...

A magnitude-5.2 earthquake occurred near Julian, a small agricultural community in Southern California ... skin surrounding the Earth's surface, USA TODAY reported. The lithosphere, however ...

Seismologist Deborah Kilb was wading through California earthquake records from the past four decades ... which uses seismic ...

which runs from northern California to British Columbia. This tectonic environment produces both large subduction-zone earthquakes and smaller, shallower crustal events like today's quake.

The next great earthquake isn't the only threat to the Pacific Northwest. A powerful earthquake, combined with rising sea ...