1. Runoff, sediment transport, and water quality in a northern Illinois agricultural watershed before urban development, 1979-81 Author/Creator: Allen, Howard E., author Publication/Creation: Urbana, Illinois : U.S. Geological Survey, 1984 Resource Type: Book Access & Availability: Loading
2. Reconnaissance of water quality at nine dairy farms in north Florida, 1990-91 Author/Creator: Andrews, William J., 1962- author Publication/Creation: Tallahassee, Florida : U.S. Geological Survey, 1992 Resource Type: Book Access & Availability: Loading
3. Roughness coefficients for densely vegetated flood plains Author/Creator: Arcement, George J., author Publication/Creation: Reston, Virginia : U.S. Geological Survey, 1987 Resource Type: Book Access & Availability: Loading
4. Rainfall-runoff relationships and water-quality assessment of Coon Creek watershed, Anoka County, Minnesota Author/Creator: Arntson, A. D., author Publication/Creation: St. Paul, Minnesota : U.S. Geological Survey, 1985 Resource Type: Book Access & Availability: Loading
5. Regional equations for estimation of peak-streamflow frequency for natural basins in Texas Author/Creator: Asquith, William H., author Publication/Creation: Austin, Texas : U.S. Geological Survey, 1997 Resource Type: Book Access & Availability: Loading
6. Relation of nitrogen and phosphorus in ground water to land use in four subunits of the Potomac River Basin Author/Creator: Ator, Scott W., author Publication/Creation: Baltimore, Maryland : U.S. Geological Survey, 1997 Resource Type: Book Access & Availability: Loading
7. Runoff and chemical loading in small watersheds in the Twin Cities Metropolitan Area, Minnesota Author/Creator: Ayers, M. A. (Mark A.), author Publication/Creation: St. Paul, Minnesota : U.S. Geological Survey, 1985 Resource Type: Book Access & Availability: Loading
8. Relation of arsenic, iron, and manganese in ground water to aquifer type, bedrock lithogeochemistry, and land use in the New England coastal basins Author/Creator: Ayotte, Joseph D., author Publication/Creation: Pembroke, New Hampshire : U.S. Department of the Interior, U.S. Geological Survey, 1999 Resource Type: Book Access & Availability: Loading
9. Relation of land use to streamflow and water quality at selected sites in the city of Charlotte and Mecklenburg County, North Carolina, 1993-98 Author/Creator: Bales, Jerad, author Publication/Creation: Raleigh, North Carolina : U.S. Geological Survey, 1999 Resource Type: Book Access & Availability: Loading
10. Review of selected features of the Natural System Model, and suggestions for applications in South Florida Author/Creator: Bales, Jerad, author Publication/Creation: Raleigh, North Carolina : U.S. Geological Survey, 1997 Resource Type: Book Access & Availability: Loading
11. Relations among floodplain water levels, instream dissolved-oxygen conditions, and streamflow in the lower Roanoke River, North Carolina, 1997-2001 Author/Creator: Bales, Jerad Publication/Creation: Denver, CO : U.S. Geological Survey, Information Services [distributor]. Resource Type: Book Access & Availability: Loading
12. Relation of mercury to other chemical constituents in ground water in the Kirkwood-Cohansey aquifer system, New Jersey Coastal Plain, and mechanisms for mobilization of mercury from sediments to ground water Author/Creator: Barringer, Julia L. Publication/Creation: West Trenton, N.J. : U.S. Dept. of the Interior, U.S. Geological Survey, 2001 Resource Type: Book Access & Availability: Loading
13. Reconnaissance investigation of water quality, bottom sediment, and biota associated with irrigation drainage in the Vermejo Project area and the Maxwell National Wildlife Refuge, Colfax County, northeastern New Mexico, 1993 Author/Creator: Bartolino, James R., author Publication/Creation: Albuquerque, New Mexico : U.S. Geological Survey, 1996 Resource Type: Book Access & Availability: Loading
14. Recharge from precipitation in three small glacial-till-mantled catchments in the Puget Sound Lowland, Washington Author/Creator: Bauer, H. H. (Henry Hubert), author Publication/Creation: Tacoma, Washington : U.S. Department of the Interior, U.S. Geological Survey, 1997 Resource Type: Book Access & Availability: Loading
15. Relation of stream quality to streamflow, and estimated loads of selected water-quality constituents in the James and Rappahannock Rivers near the fall line of Virginia, July 1988 through June 1990 Author/Creator: Belval, Donna L., author Publication/Creation: Richmond, Virginia : U.S. Geological Survey, 1994 Resource Type: Book Access & Availability: Loading
16. Reconnaissance investigation of water quality, bottom sediment, and biota associated with irrigation drainage in the San Juan River area, San Juan County, northwestern New Mexico, 1990-91 Author/Creator: Blanchard, Paul J., author Publication/Creation: Albuquerque, New Mexico : U.S. Geological Survey, 1993 Resource Type: Book Access & Availability: Loading
17. Rock riprap design for protection of stream channels near highway structures. Volume 1. Hydraulic characteristics of open channels Author/Creator: Blodgett, J. C., author Publication/Creation: Sacramento, California : U.S. Geological Survey, 1986 Resource Type: Book Access & Availability: Loading
18. Rock riprap design for protection of stream channels near highway structures. Volume 2. Evaluation of riprap design procedures Author/Creator: Blodgett, J. C., author Publication/Creation: Sacramento, California : U.S. Geological Survey, 1986 Resource Type: Book Access & Availability: Loading
19. A review of possible causes of nutrient enrichment and decline of endangered sucker populations in Upper Klamath Lake, Oregon Author/Creator: Bortleson, Gilbert Carl, 1940- author Publication/Creation: Portland, Oregon : U.S. Geological Survey, 1993 Resource Type: Book Access & Availability: Loading
20. A review of possible causes of nutrient enrichment and decline of endangered sucker populations in Upper Klamath Lake, Oregon Author/Creator: Bortleson, Gilbert Carl, 1940- Publication/Creation: Denver, Colo. : Earth Science Information Center, Open-File Reports Section [distributor]. Resource Type: Book Access & Availability: Loading