Gregory C. Johnson

Water quality in the upper Tennessee River basin, Tennessee, North Carolina, Virginia, and Georgia 1994-98

P.S. Hampson, M.W. Treece, Gregory C. Johnson et al. · U.S. Geological Survey circular/U.S. Geological Survey Circular · 2000 · 34 citations

Natural Resources, Environmental Sciences, Water Resources Management +13

Influences of Water and Sediment Quality and Hydrologic Processes on Mussels in the Clinch River

Gregory C. Johnson, Jennifer L. Krstolic, Brett J.K. Ostby · JAWRA Journal of the American Water Resources Association · 2014 · 30 citations

Life Sciences, Ecology, Freshwater Ecology +9

Freshwater Mussel Population Status and Habitat Quality in the Clinch River, Virginia and Tennessee, <scp>USA</scp>: A Featured Collection

Carl E. Zipper, Braven Beaty, Gregory C. Johnson et al. · JAWRA Journal of the American Water Resources Association · 2014 · 17 citations

Life Sciences, Ecology, Environmental Sciences +17

Factors affecting groundwater quality in the Valley and Ridge aquifers, eastern United States, 1993-2002

Gregory C. Johnson, Tammy M. Zimmerman, Bruce D. Lindsey et al. · Scientific investigations report · 2011 · 10 citations

Natural Sciences, Earth Sciences, Geology +16