Program for evaluating stream quality in North Carolina / H.B. Wilder and C.E. Simmons -- Water quality characteristics of streams in forested and rural areas of North Carolina / Clyde E. Simmons and Ralph C. Heath -- Water quality of the French Broad River, North Carolina : an analysis of data collected at Marshall, 1958-77 / C.C. Daniel, H.B. Wilder and M.S. Weiner -- Water quality of the Neuse River, North Carolina : variability, pollution loads and long-term trends / D.A. Harned.