Locations Mentioned in the Text (IMAGE) Geological Society of America Caption This is a map showing the locations mentioned in the text as well as the major tectonic features of the Pacific coast of North America. CA -- California, SAF -- San Andreas fault, CSZ -- Cascadia subduction zone. Credit <em>GSA Bulletin</em> and Simms et al. Usage Restrictions <em>GSA Bulletin</em> and Simms et al. License Licensed content 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.