Factors Affecting Occurrence and Distribution of Selected Contaminants in Ground Water from Selected Areas in the Piedmont Aquifer System, Eastern United States, 1993-2003

This report describes factors affecting the occurrence and distribution of nitrate, selected pesticides, selected volatile organic compounds (VOCs), and radon in ground water from NAWQA studies conducted from 1993 through 2003 in the Piedmont Aquifer System of the eastern United States.