31. Water-quality and ground-water hydrology of the Columbia/Eagle Bluffs Wetland Complex, Columbia, Missouri--1992-99 Author/Creator: Richards, Joseph M. Publication/Creation: Rolla, Mo. : U.S. Dept. of the Interior, U.S. Geological Survey, 2002 Resource Type: Book Access & Availability: Loading
32. 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
33. Water-quality assessment of part of the upper Mississippi River basin study unit, Minnesota and Wisconsin : nutrients, chlorophyll a, phytoplankton, and suspended sediment in streams, 1996-98 Author/Creator: Kroening, Sharon E. Publication/Creation: Mounds View, Minn. : U.S. Dept. of the Interior, U.S. Geological Survey, 2003 Resource Type: Book Access & Availability: Loading
34. Water-quality assessment of the Eastern Iowa Basins : nitrogen, phosphorus, suspended sediment, and organic carbon in surface water, 1996-1998 Author/Creator: Becher, Kent D. Resource Type: Book Access & Availability: Loading
35. 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
36. Water-quality assessment of the Rio Grande Valley, Colorado, New Mexico, and Texas : surface-water quality, shallow ground-water quality, and factors affecting water quality in the Rincon Valley, south-central New Mexico, 1994-1995 Author/Creator: Anderholm, Scott K. Publication/Creation: Albuquerque, N.M. : U.S. Dept. of the Interior, U.S. Geological Survey, 2002 Resource Type: Book Access & Availability: Loading
37. Water-quality, biological, and habitat assessment of the Boeuf River basin, southeastern Arkansas, 1994-96 Author/Creator: Barks, C. Shane Publication/Creation: Denver, CO : U.S. Geological Survey, Branch of Information Services [distributor]. Resource Type: Book Access & Availability: Loading
38. Water-quality characteristics and ground-water quantity of the Fraser River Watershed, Grand County, Colorado, 1998-2001 Author/Creator: Bauch, Nancy J. Publication/Creation: Denver, CO : U.S. Geological Survey, Information Services [distributor]. Resource Type: Book Access & Availability: Loading
39. Water-quality characteristics and trends for selected sites in or near the Earth Resources Observation Systems (EROS) Data Center, South Dakota, 1973-2000 Author/Creator: Neitzert, Kathleen M. Publication/Creation: Rapid City, SD : U.S. Dept. of the Interior, U.S. Geological Survey, 2003 Resource Type: Book Access & Availability: Loading
40. 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