Pool, D.R., 1987, Geohydrology of McMullen Valley, west-central Arizona: U.S. Geological Survey Water-Resources Investigations Report 87-4140, 51 p., 1 sheet, scale 1:500,000. Authors Pool, D.R. Publication Date 1987 Citation U.S. Geological Survey Water-Resources Investigations Report 87-4140, 51 p. State AZ Province BR County LP Placenames McMullen Valley Basins Mcmullen Valley Watersheds Lower Gila River Keywords Subsurface Groundwater Hydrogeology Model More Keywords Subsurface, Groundwater, Hydrogeology, Model, AzGeoBib RefNum 20073