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Author/Creator
- Geological Survey (U.S.)28
- National Water-Quality Assessment Program (U.S.)5
- Masoner, Jason R.3
- Becker, Mark F.2
- King, Robin B.2
- Oklahoma Water Resources Board2
- Oklahoma. Department of Agriculture, Food and Forestry2
- Pennsylvania. Department of Environmental Protection2
- Peter, Kathy D.2
- Reed, Lloyd A.2
- Stuckey, Marla H.2
- Tennessee. Division of Water Supply2
- United States. Environmental Protection Agency2
- Aberdeen Proving Ground (Md.). Environmental Conservation and Restoration Division1
- Air Force Center for Environmental Excellence (U.S.)1
- Anderson, Chauncey W.1
- Arkansas. Department of Environmental Quality1
- Becker, Carol J.1
- Belcher, Wayne R.1
- Breault, Robert F.1