Figure D3 is a State map of Arizona showing substate region definitions in terms of counties.
The substate region referred to as Maricopa is made up of county/counties Maricopa.
The substate region referred to as Pima is made up of county/counties Pima.
The substate region referred to as Rural North is made up of county/counties Apache, Coconino, Mohave, Navajo, Yavapai.
The substate region referred to as Rural South is made up of county/counties Cochise, Gila, Graham, Greenlee, La Paz, Pinal, Santa Cruz, Yuma.