41. Water quality in Big Cypress National Preserve and Everglades National Park : trends and spatial characteristics of selected constituents Publication/Creation: Denver, CO : U.S. Geological Survey, Information Services [distributor]. Resource Type: Book Access & Availability: Loading
42. Water quality, sediment quality, and stream-channel classification of Rock Creek, Washington, D.C., 1999-2000 Publication/Creation: Denver, CO : U.S. Geological Survey, Branch of Information Services [distributor]. Resource Type: Book Access & Availability: Loading
43. Water resources of the ground-water system in the unconsolidated deposits of the Colville River Watershed, Stevens County, Washington Publication/Creation: Denver, CO : U.S. Geological Survey, Information Services [distributor]. Resource Type: Book Access & Availability: Loading
44. Water-quality and aquatic-community characteristics of selected reaches of the St. Croix River, Minnesota and Wisconsin, 2000 Publication/Creation: Denver, CO : U.S. Geological Survey, Branch of Information Services [distributor]. Resource Type: Book Access & Availability: Loading
45. Water-quality and physical characteristics of streams in the Treyburn Development area of Falls Lake watershed, North Carolina, 1994-98 Publication/Creation: Raleigh, N.C. : U.S. Dept. of the Interior, U.S. Geological Survey, 2002 Resource Type: Book Access & Availability: Loading
46. Water-quality assessment of the eastern Iowa basins : selected pesticides and pesticide degradates in streams, 1996-98 Publication/Creation: Denver, CO : U.S. Geological Survey, Information Services [distributor]. Resource Type: Book Access & Availability: Loading
47. Water-quality conditions during low flow in the lower Youghiogheny River basin, Pennsylvania, October 5-7, 1998 Publication/Creation: New Cumberland, Pa. : U.S. Dept. of the Interior, U.S. Geological Survey, 2001 Resource Type: Book Access & Availability: Loading
48. Water-quality characteristics in the Black Hills area, South Dakota Author/Creator: Williamson, Joyce E. Publication/Creation: Rapid City, S.D. : U.S. Dept. of the Interior, U.S. Geological Survey, 2001 Resource Type: Book Access & Availability: Loading