The Seattle fault zone is a network of shallow faults slicing through the lowlands of Puget Sound, threatening to create damaging earthquakes for the more than four million people who live there.

The Seattle Fault is one of many beneath the Puget Sound region. A group of faults — known as the Seattle fault zone — runs horizontally between Lake Sammamish and Hood Canal, underneath ...

Magnetic data suggest Seattle's fault line formed 55 million years ago, when the southern half of a subducting chain of volcanic islands piled onto the continent and tore apart from the northern half.

SEATTLE — A new study published in the journal Tectonics reveals new details about how the Seattle fault zone may have developed more than 50 million years ago. According to the study, a rock ...

SEATTLE — New information about how the hazardous Seattle fault zone may have formed could help scientists improve hazard modeling for this densely populated region. More than 4 million people ...

Evidence of Seattle Fault Earthquakes from Patterns in Deep-Seated Landslides. Bulletin of the Seismological Society of America , 2023; DOI: 10.1785/0120230079 Cite This Page : ...

Using dendrochronology, the science of analyzing tree rings, the team confirmed that between 923 and 924 CE two faults in the Seattle area produced either one large earthquake of magnitude 7.8, or ...

Tsunami waves from a magnitude 7.5 earthquake on the Seattle Fault would only take minutes to reach the greater Seattle area, according to a study released in 2022.

The Seattle fault zone is a network of shallow faults slicing through the lowlands of Puget Sound, threatening to create damaging earthquakes for the more than four million people who live there.