Study Area (image) University of Washington Share Print E-Mail Caption The Oregon Coast Range run from about Newport, Oregon, south to Port Orford. The low-lying mountain range is near the Cascadia Subduction Zone, an offshore fault that can trigger magnitude-9 earthquakes. Credit LaHusen et al/Science Advances Usage Restrictions With credit Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.