Nitrate in ground water : using a model to simulate the probability of nitrate contamination of shallow ground water in the conterminous United States

by Hitt, Kerie J.
Published: U.S. Dept. of the Interior, U.S. Geological Survey, 2005

Surface-water and related-land resources development in the United States and Puerto Rico

by Hitt, Kerie J.
Published: U.S. Dept. of the Interior, Geological Survey ; For sale by Branch of Distribution, 1984

Refining 1970's land-use data with 1990 population data to indicate new residential development

by Hitt, Kerie J.
Published: U.S. Geological Survey ; U.S.G.S. Earth Science Information Center, Open-File Reports Section [distributor], 1994

Summary of selected characteristics of large reservoirs in the United States and Puerto Rico, 1988

by Ruddy, Barbara C.
Published: Dept. of the Interior, U.S. Geological Survey : Books and Open-File Reports Section [distributor], 1990

Nutrients in shallow ground waters beneath relatively undeveloped areas in the conterminous United States

by Nolan, Bernard T., 1954-
Published: U.S. Dept. of the Interior, U.S. Geological Survey : U.S. Geological Survey, Information Services [distributor], 2003

Nutrients in shallow ground waters beneath relatively undeveloped areas in the conterminous United States

by Nolan, Bernard T., 1954-
Published: U.S. Dept. of the Interior, U.S. Geological Survey : U.S. Geological Survey, Information Services [distributor], 2003

Quality of source water from public-supply wells in the United States, 1993-2007

by Toccalino, Patricia, 1965-
Published: U.S. Department of the Interior, U.S. Geological Survey, 2010