1. Quality characteristics of ground water in the Ozark Aquifer of northwestern Arkansas, southeastern Kansas, southwestern Missouri, and northeastern Oklahoma, 2006-07 Author/Creator: Pope, Larry M. Publication/Creation: Reston, Va. : U.S. Geological Survey, 2009 Resource Type: Book Access & Availability: Loading
2. Quality of groundwater in the Denver Basin aquifer system, Colorado, 2003-5 Author/Creator: Musgrove, MaryLynn, 1964- author Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2014 Resource Type: Book Access & Availability: Loading
3. Quality of Nevada's aquifers and their susceptibility to contamination, 1990-2004 Author/Creator: Lopes, Thomas J. Publication/Creation: Carson City, Nev. : U.S. Dept. of the Interior, U.S. Geological Survey, 2006 Resource Type: Book Edition: Version 1.0. Access & Availability: Loading