If you've lived in Portland for a while, you're probably familiar with the risks associated with residing in this region along the Cascadia Subduction Zone (CSZ) a fault located 70–100 miles off the Pacific coast. The CSZ increases our vulnerability to 9.0 magnitude or greater earthquakes coequally
Toxic vapors will be deadly when mega-earthquake hits Portland, report says, prompting call for regulation oregonlive.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from oregonlive.com Daily Mail and Mail on Sunday newspapers.