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The fault, which is part of the San Andreas Fault system, produced two 6.2-magnitude earthquakes last century.

Researchers have discovered evidence of “partial synchronization” of two of the world’s most famous fault lines—the northern San Andreas Fault and Cascadia Subduction Zone. The relationship between ...

Oregon scientists are leading the world in tsunami research, helping communities better understand and prepare for one of the ...

PORTLAND, Ore. — Tomorrow marks the International Shakeout, when millions of people around the world will hold earthquake drills. In Oregon, the event coincides with a major discovery by local ...

UD researchers engage future marine scientists during video call from aboard the R/V Roger Revelle, currently at sea off the ...

Two fault lines on the west coast of North America — the Cascadia and San Andreas — appear to be seismically synchronized, with past earthquakes on one fracture zone appearing to trigger a seismic ...

To the south, the Pacific and North American plates grind past each other along the San Andreas Fault, occasionally producing devastating earthquakes such as the 1906 San Francisco event. If both of ...

The Water Reclamation District is expanding its treatment of the largest brackish groundwater plume in the Los Angeles County ...

This is read by an automated voice. Please report any issues or inconsistencies here. A specific type of earthquake that can cause particularly intense shaking is more common than previously believed, ...