Author/Creator
- North Carolina. Department of Natural Resources and Community Development4
- Winner, M. D., Jr.4
- Bugliosi, Edward F.3
- Cervantes, Michael A., 1957-3
- Layman, Thomas B.3
- Puerto Rico Aqueduct and Sewer Authority3
- Puerto Rico. Department of Natural Resources3
- Trudell, Ruth A.3
- Wheeler, J. Craig3
- Wheeler, Judith C.3
- Albuquerque (N.M.)2
- Anderholm, Scott K.2
- Arkansas Geological Commission2
- Aucott, Walter R.2
- Bexfield, Laura M.2
- Casey, George D.2
- Dague, Barbara J.2
- Florida. Department of Environmental Regulation2
- Geological Survey (U.S.). Water Resources Division. Caribbean District2
- Kuniansky, Eve L.2