Max Suter

North–south-striking and west-dipping Basin and Range province normal faults form the western edge of the Sierra Madre Occidental plateau in northeastern Sonora.

This detailed field survey of the previously undocumented 1887 earthquake rupture zone along the Otates fault includes mapping the rupture scarp and measurements of surface deformation at 25 sites.

Media Point of Contact

Susan Blake
susan.blake@usda.gov

Apache Leap Special Management Area
Apache Leap SMA website