Quality of surface-water supplies in the triangle area of North Carolina, water year 2008 / by M.J. Giorgino, R.B. Rasmussen, and C.A. Pfeifle ; Prepared in cooperation with the Triangle Area Water Supply Monitoring Project Steering Committee.
Publication Info.
Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2012.