1. Hydrogeology of the western part of the Salt River Valley area, Maricopa County, Arizona Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Tucson, Ariz.] : Department of the Interior, United States Geological Survey, 1989 Resource Type: Map Access & Availability: Loading
2. Maps showing ground-water conditions in the Harquahala Plains area Maricopa and Yuma Counties, Arizona--1975 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Tucson, Ariz. : Department of the Interior, United States Geological Survey, 1975 Resource Type: Map Access & Availability: Loading
3. Maps showing ground-water conditions in the lower Hassayampa area, Maricopa County, Arizona--1975 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.?] : Department of the Interior, United States Geological Survey, 1975 Resource Type: Map Access & Availability: Loading