Portland Hills Fault
The Portland Hills fault zone is the largest shallow fault that cuts beneath Portland, Oregon. It stretches from Oregon [City, Oregon|Oregon City] to Scappoose, and has a zone of deformation that extends at least.
The Portland Hills fault zone is the largest shallow fault that cuts beneath Portland, Oregon. It stretches from Oregon [City, Oregon|Oregon City] to Scappoose, and has a zone of deformation that extends at least.