21. Seasonal and spatial variability of pesticides in streams of the upper Tennessee River basin, 1996-99 Author/Creator: Treece, M. W. Publication/Creation: Nashville, Tenn. : U.S. Dept. of the Interior, U.S. Geological Survey, 2003 Resource Type: Book Access & Availability: Loading
22. Seasonal changes in ground-water quality and ground-water levels and directions of ground-water movement in southern Elmore County, southwestern Idaho, including Mountain Home Air Force Base, 1990-1991 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Boise, Idaho : U.S. Department of the Interior, U.S. Geological Survey, 1992 Resource Type: Map Access & Availability: Loading
23. Seasonal changes in phytoplankton populations and related chemical and physical characteristics in lakes in Loch Vale, Rocky Mountain National Park, Colorado Author/Creator: McKnight, Diane M., author Publication/Creation: Denver, Colorado : U.S. Geological Survey, 1986 Resource Type: Book Access & Availability: Loading
24. Seasonal ground-water level changes (1990-93) and flow patterns in the Fristoe unit of the Mark Twain National Forest, southern Missouri Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Rolla, Missouri : U.S. Department of the Interior, U.S. Geological Survey, 1995 Resource Type: Map Access & Availability: Loading
25. Seasonal patterns of alkalinity in the San Francisco Bay estuarine system, California, during 1980 Author/Creator: Schemel, Laurence E., author Publication/Creation: Menlo Park, California : U.S. Geological Survey, 1984 Resource Type: Book Access & Availability: Loading
26. Seasonal variability and effects of stormflow on concentrations of pesticides and their degradates in Kisco River and Middle Branch Croton River surface water, Croton reservoir system, New York, May 2000-February 2001 Author/Creator: Phillips, Patrick J. Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, [2004] Resource Type: Book Access & Availability: Loading
27. Secondary mineral deposits and evidence of past seismicity and heating of the proposed repository horizon at Yucca Mountain, Nevada Author/Creator: Whelan, Joseph F. Publication/Creation: Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2004 Resource Type: Book Access & Availability: Loading
28. Sediment accumulation and distribution in Lake Kampeska, Watertown, South Dakota Author/Creator: Schaap, Bryan D. Publication/Creation: Rapid City, SD : U.S. Dept. of the Interior, U.S. Geological Survey, 2002 Resource Type: Book Access & Availability: Loading
29. Sediment accumulation in San Leandro Bay, Alameda County, California, during the 20th century : a preliminary report Author/Creator: Nolan, K. Michael 1949- (Kenneth Michael), author Publication/Creation: Sacramento, California : U.S. Geological Survey, 1986 Resource Type: Book Access & Availability: Loading
30. Sediment characteristics and configuration within the Otsego City Dam impoundment on the Kalamazoo River, Michigan, 2001-2002 Author/Creator: Rheaume, S. J. Publication/Creation: Lansing, Mich. : U.S. Dept. of the Interior, U.S. Geological Survey, 2004 Resource Type: Book Access & Availability: Loading
31. Sediment characteristics and configuration within three dam impoundments on the Kalamazoo River, Michigan, 2000 Publication/Creation: Denver, CO : U.S. Geological Survey, Branch of Information Services [distributor]. Resource Type: Book Access & Availability: Loading
32. Sediment characteristics and sedimentation rates in Lake Michie, Durham County, North Carolina, 1990-92 Author/Creator: Weaver, J. Curtis, author Publication/Creation: Raleigh, North Carolina : U.S. Geological Survey, 1994 Resource Type: Book Access & Availability: Loading
33. Sediment concentrations and loads in the Loxahatchee River estuary, Florida, 1980-82 Author/Creator: Sonntag, W. H., author Publication/Creation: Tallahassee, Florida : U.S. Geological Survey, 1984 Resource Type: Book Access & Availability: Loading
34. Sediment deposition and occurrence of selected nutrients and other chemical constituents in bottom sediment, Tuttle Creek Lake, northeast Kansas, 1962-99 Author/Creator: Juracek, Kyle E. Publication/Creation: Lawrence, Kan. : U.S. Dept. of the Interior, U.S. Geological Survey, 2002 Resource Type: Book Access & Availability: Loading
35. Sediment deposition and occurrence of selected nutrients, other chemical constituents, and diatoms in bottom sediment, Perry Lake, northeast Kansas, 1969-2001 Author/Creator: Juracek, Kyle E. Publication/Creation: Lawrence, Kan. : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : U.S. Geological Survey, Information Services [distributor], 2003 Resource Type: Book Access & Availability: Loading
36. Sediment deposition and selected water-quality characteristics in Cedar Lake and Lake Olathe, northeast Kansas, 2000 Author/Creator: Mau, David P. (David Phillip) Publication/Creation: Lawrence, Kan. : U.S. Dept. of the Interior, U.S. Geological Survey, 2002 Resource Type: Book Access & Availability: Loading
37. Sediment deposition in Lake Clarke, Lake Aldred, and Conowingo Reservoir, Pennsylvania and Maryland, 1910-93 Author/Creator: Reed, Lloyd A., author Publication/Creation: Lemoyne, Pennsylvania : U.S. Geological Survey, 1997 Resource Type: Book Access & Availability: Loading
38. Sediment discharge in Muddy Creek and the effect of sedimentation rate on the proposed Wolford Mountain reservoir near Kremmling, Colorado Author/Creator: Ruddy, Barbara C., author Publication/Creation: Denver, Colorado : U.S. Geological Survey, 1987 Resource Type: Book Access & Availability: Loading
39. Sediment discharge in Rock Creek and the effect of sedimentation rate on the proposed Rock Creek Reservoir, northwestern Colorado Author/Creator: Butler, David L. 1946- (David Louis), author Publication/Creation: Denver, Colorado : U.S. Geological Survey, 1987 Resource Type: Book Access & Availability: Loading
40. Sediment discharge in the Colorado River near De Beque, Colorado Author/Creator: Butler, David L. 1946- (David Louis), author Publication/Creation: Lakewood, Colorado : U.S. Geological Survey, 1986 Resource Type: Book Access & Availability: Loading