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. Geohydrologic conditions in the Vekol Valley, Pinal and Maricopa counties, Arizona-1983 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Resource Type: Map Access & Availability: Loading