- Adamski, J. C.; Knowles, Leel, Jr., 2001, Ground-water quality of the surficial aquifer system and the upper Floridan Aquifer, Ocala National Forest and Lake County, Florida, 1990-99: Water-Resources Investigations Report 2001-4008, 51 p.,
- Adolphson, Debbie L.; Fazio, David J.; Harris, Mitchell A., 2001, Habitat, biota, and sediment characteristics at selected stations in the lower Illinois River Basin, Illinois, 1996-98: Water-Resources Investigations Report 2001-4068, vii, 52 p. : col. ill., col. map ; 28 cm.,
- Armstrong, David S.; Richards, Todd A.; Parker, Gene W., 2001, Assessment of Habitat, Fish Communities, and Streamflow Requirements for Habitat Protection, Ipswich River, Massachusetts, 1998-99: Water-Resources Investigations Report 2001-4161, vi, 72 p.; 4 Appendices (79 p., Appendix A: p.1-39, Appendix B: p.40-46, Appendix C: p.47-59, Appendix D: 60-79),
- Arthur, J. K., 2001, Hydrogeology, model description, and flow analysis of the Mississippi River alluvial aquifer in northwestern Mississippi: Water-Resources Investigations Report 2001-4035, 47 p.,
- Asquith, William H., 2001, Effects of regulation on L-moments of annual peak streamflow in Texas: Water-Resources Investigations Report 2001-4243, 66 p., 2 over-size sheets,
- Baehr, Arthur L.; Reilly, Timothy J., 2001, Water Quality and Occurrence of Methyl Tert-Butyl Ether (MTBE) and Other Fuel-Related Compounds in Lakes and Ground Water at Lakeside Communities in Sussex and Morris Counties, New Jersey, 1998-1999: Geological Survey (U.S.) Water-Resources Investigations Report 2001-4149, vii, 87 p.,
- Baldigo, B. P.; Baudanza, T. P., 2001, Copper avoidance and mortality of juvenile brown trout (Salmo trutta) in tests with copper-sulfate-treated water from West Branch Reservoir, Putnam County, New York: Water-Resources Investigations Report 99-4237, 25 p.,
- Bales, Jerad D.; Sarver, Kathleen M.; Giorgino, Mary J., 2001, Mountain Island Lake, North Carolina; analysis of ambient conditions and simulation of hydrodynamics, constituent transport, and water-quality characteristics, 1996-97: Water-Resources Investigations Report 2001-4138, 85 p.,
- Banks, William S. L.; Dillow, Jonathan J. A., 2001, Optimization of ground-water withdrawal at the old O-Field area, Aberdeen Proving Ground, Maryland: Water-Resources Investigations Report 2000-4283, vi, 17 p. : col. ill., col. maps ; 28 cm.,
- Banks, William S. L.; Klohe, Cheryl A.; Battigelli, David A., 2001, Occurrence and distribution of enteric viruses in shallow ground water and factors affecting well vulnerability to microbiological contamination in Worcester and Wicomico counties, Maryland: Water-Resources Investigations Report 2001-4147, iv, 23 p. : col. ill., col. maps ; 28 cm.,
- Barringer, Julia L.; Barringer, T. H.; Lacombe, P. J.; Holmes, C. W., 2001, Arsenic in soils and sediments adjacent to Birch Swamp Brook in the vicinity of Texas Road (downstream from the Imperial Oil Company Superfund site), Monmouth County, New Jersey: U.S. Geological Survey Water-Resources Investigations Report 2000-4185, vi, 111 p. : ill. (some col.), maps ; 28 cm.,
- Barringer, Julia L.; MacLeod, Cecilia L., 2001, 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: Geological Survey (U.S.) Water-Resources Investigations Report 2000-4230, vii, 72 p.,
- Battaglin, William A.; Furlong, Edward T.; Burkhardt, Mark R., 2001, Concentration of Selected Sulfonylurea, Sulfonamide, and Imidazolinone Herbicides, Other Pesticides, and Nutrients in 71 Streams, 5 Reservoir Outflows, and 25 Wells in the Midwestern United States, 1998: Geological Survey (U.S.) Water-Resources Investigations Report 2000-4225, vi, 123 p.,
- Battaglin, William A.; Kendall, Carol; Chang, Cecily C. Y.; Silva, Steve R.; Campbell, Donald H., 2001, Isotopic and Chemical Composition of Inorganic and Organic Water-Quality Samples from the Mississippi River Basin, 1997-98: Geological Survey (U.S.) Water-Resources Investigations Report 2001-4095, v, 57 p.,
- Becher, Kent D.; Kalkhoff, Stephen J.; Schnoebelen, Douglas J.; Barnes, Kimberlee K.; Miller, Von E., 2001, Water-quality assessment of the eastern Iowa basins- nitrogen, phosphorus, suspended sediment, and organic carbon in surface water, 1996-98: Water-Resources Investigations Report 2001-4175, x, 56 p. : ill., maps ; 28 cm.,
- Becker, Carol J., 2001, Ground-water quality, levels, and flow direction near Fort Cobb Reservoir, Caddo County, Oklahoma, 1998-2000: Water-Resources Investigations Report 2001-4076, v, 20 p. : ill., maps (some col.) ; 28 cm.,
- Belcher, Wayne R.; Elliott, Peggy E.; Geldon, Arthur L., 2001, Hydraulic-property estimates for use with a transient ground-water flow model of the Death Valley regional ground-water flow system, Nevada and California: Water-Resources Investigations Report 2001-4210, -,
- Bennett, James P., 2001, User‘s Guide for Mixed-Size Sediment Transport Model for Networks of One-Dimensional Open Channels: Geological Survey (U.S.) Water-Resources Investigations Report 2001-4054, iv, 33 p.,
- Berger, D. L.; Ponce, D. A.; Ross, W. C., 2001, Hydrogeologic framework of Antelope Valley and Bedell Flat, Washoe County, west-central Nevada: Water-Resources Investigations Report 2001-4220, 11 p., 1 over-size sheet.,
- Berger, David L.; Johnson, Michael J.; Tumbusch, Mary L.; Mackay, Jeffrey, 2001, Estimates of evapotranspiration from the Ruby Lake National Wildlife Refuge area, Ruby Valley, northeastern Nevada, May 1999-October 2000: Water-Resources Investigations Report 2001-4234, vi, 38 p. : ill. (some col.), col. maps ; 28 cm.,
- Berris, Steven N.; Hess, Glen W.; Bohman, Larry R., 2001, River and Reservoir Operations Model, Truckee River basin, California and Nevada, 1998: Water-Resources Investigations Report 2001-4017, -,
- Bidlake, W. R.; Payne, K. L., 2001, Estimating recharge to ground water from precipitation at Naval Submarine Base Bangor and vicinity, Kitsap County, Washington: Water-Resources Investigations Report 2001-4110, 33 p.,
- Bossong, Clifford R., 2001, Summary of water-quality data, October 1987 through September 1997, for Fountain and Monument Creeks, El Paso and Pueblo Counties, Colorado: Water-Resources Investigations Report 2000-4263, v, 69 p. : col. ill., col. map ; 28 cm.,
- Boughton, G. K., 2001, Metal loading in Soda Butte Creek upstream of Yellowstone National Park, Montana and Wyoming; a retrospective analysis of previous research; and quantification of metal loading, August 1999: Water-Resources Investigations Report 2001-4170, 68 p.,
- Boyd, Robert A., 2001, Simulated ground-water flow and water quality of the Mississippi River alluvium near Burlington, Iowa, 1999: Water-Resources Investigations Report 2000-4274, v, 46 p. : ill., maps ; 28 cm.,
- Brabets, Timothy P., 2001, Hydrologic data and a proposed water-quality monitoring network for Kobuk River basin, gates of the Arctic National Park and Preserve, and Kobuk Valley National Park, Alaska: Water-Resources Investigations Report 2001-4141, 23 p.; 17 illus.; 12 tables,
- Brahana, J. V.; Broshears, R. E., 2001, Hydrogeology and ground-water flow in the Memphis and Fort Pillow aquifers in the Memphis area, Tennessee: Water-Resources Investigations Report 89-4131, 56 p.,
- Brigham, Allison R.; Sadorf, Eric M., 2001, Benthic invertebrate assemblages and their relation to physical and chemical characteristics of streams in the Eastern Iowa Basins, 1996-98: Water-Resources Investigations Report 2000-4256, vii, 44 p. : ill., col. map ; 28 cm.,
- Brigham, Mark E.; McCullough, Carolyn J.; Wilkinson, P., 2001, Analysis of suspended-sediment concentrations and radioisotope levels in the Wild Rice River basin, northwestern Minnesota, 1973-98: Water-Resources Investigations Report 2001-4192, iv, 21 p. : ill., maps ; 28 cm.,
- Bright, D. J.; Watkins, S. A.; Lisle, B. A., 2001, Analysis of water levels in the Frenchman Flat area, Nevada Test Site: Water-Resources Investigations Report 2000-4272, 43 p.,
- Buchmiller, Robert C., 2001, Ground water near Newton, Jasper County, Iowa: Water-Resources Investigations Report 2001-4148, iv, 28 p. : ill., maps ; 28 cm.,
- Busenberg, Eurybiades; Plummer, L. N.; Bartholomay, R. C., 2001, Estimated age and source of the young fraction of ground water at the Idaho National Engineering and Environmental Laboratory: Water-Resources Investigations Report 2001-4265, 144 p.,
- Butler, D. L., 2001, Effects of piping irrigation laterals on selenium and salt loads, Montrose Arroyo Basin, western Colorado: Water-Resources Investigations Report 2001-4204, 14 p.,
- Caldwell, William Scott, 2001, Hydrologic and salinity characteristics of Currituck Sound and selected tributaries in North Carolina and Virginia, 1998-99: Water-Resources Investigations Report 2001-4097, v, 36 p. : col. ill., col. maps ; 28 cm.,
- Capel, Paul D.; Winterstein, Thomas A.; Larson, Steven J., 2001, Selected data from field studies of pesticide runoff to surface waters: U.S. Dept. of the Interior, U.S. Geological Survey ;
Branch of Information Services [distributor], Water-Resources Investigations Report 2000-4284, v, 70 p. ;28 cm.,
- Carkeet, Colleen; Rosentreter, J. J.; Bartholomay, R. C.; Knobel, L. L., 2001, Geochemistry of the Big Lost River drainage basin, Idaho: Water-Resources Investigations Report 2001-4031, 31 p.,
- Carter, J. M.; Driscoll, D. G.; Hamade, G. R., 2001, Estimated recharge to the Madison and Minnelusa aquifers in the Black Hills area, South Dakota and Wyoming, water years 1931-98: Water-Resources Investigations Report 2000-4278, 66 p.,
- Carter, Janet M.; Driscoll, Daniel G.; Hamade, Ghaith R.; Jarrell, Gregory J., 2001, Hydrologic budgets for the Madison and Minnelusa aquifers, Black Hills of South Dakota and Wyoming, water years 1987-96: Water-Resources Investigations Report 2001-4119, 53 p.,
- Chambers, Douglas B.; Messinger, Terence, 2001, Benthic invertebrate communities and their responses to selected environmental factors in the Kanawha River basin, West Virginia, Virginia, and North Carolina: Water-Resources Investigations Report 2001-4021, 52 p.,
- Chang, Ming; Tasker, Gary D.; Nieswand, Steven, 2001, Model simulation of the Manasquan water-supply system in Monmouth County, New Jersey: Water-Resources Investigations Report 2001-4172, v, 46 p. : ill., map ; 28 cm.,
- Charles, Emmanuel G.; Storck, Donald A.; Clawges, Rick M., 2001, Hydrology of the unconfined aquifer system, Maurice River area; Maurice and Cohansey River basins, New Jersey, 1994-95: Water-Resources Investigations Report 2001-4229, 9 maps on 5 sheets ; 63 x 50 cm. and 25 x 18 cm., sheets 119 x 90 cm., folded in envelope 30 x 24 cm.,
- Cherry, Gregory S., 2001, Simulation of flow in the upper North Coast Limestone Aquifer, Manati-Vega Baja area, Puerto Rico: Water-Resources Investigations Report 2000-4266, vi, 82 p.,
- Christensen, V. G., 2001, Characterization of surface-water quality based on real-time monitoring and regression analysis, Quivira National Wildlife Refuge, south-central Kansas, December 1998 through June 2001: Water-Resources Investigations Report 2001-4248, 28 p.,
- Clark, M. L.; Miller, K. A.; Brooks, M. H., 2001, U.S. Geological Survey monitoring of Powder River basin stream-water quantity and quality: Water-Resources Investigations Report 2001-4279, 8 p.,
- Colman, John A., 2001, Source identification and fish exposure for polychlorinated biphenyls using congener analysis from passive water samplers in the Millers River basin, Massachusetts: Water-Resources Investigations Report 2000-4250, 44 p.,
- Colman, John A.; Friesz, Paul J., 2001, Geohydrology and limnology of Walden Pond, Concord, Massachusetts: Water-Resources Investigations Report 2001-4137, 61 p.,
- Covert, S. Alex, 2001, Comparison of U.S. Geological Survey and Ohio Environmental Protection Agency fish-collection methods using the index of biotic integrity and modified index of well-being, 1996-97: Water-Resources Investigations Report 2000-4255, vi, 18 p. : ill., map ; 28 cm.,
- Crain, Angela S., 2001, Estimated loads and yields of suspended soils and water-quality constituents in Kentucky streams: Water-Resources Investigations Report 2001-4075, 125 p.,
- Cuetara, Jay I.; Burau, Jon R.; Schoellhamer, David H., 2001, Hydrodynamic and suspended-solids concentration measurements in Suisun Bay, California, 1995: Water-Resources Investigations Report 2001-4086, 221 p.,
- Cunningham, Kevin J.; Locker, Stanley D.; Hine, Albert C.; Bukry, David; Barron, John A.; Guertin, Laura A., 2001, Surface-geophysical characterization of ground-water systems of the Caloosahatchee River basin, southern Florida: Water-Resources Investigations Report 2001-4084, 78 p.,
- Cunningham, William L.; Daniel, Charles C., III, 2001, Investigation of ground-water availability and quality in Orange County, North Carolina: U.S. Dept. of the Interior, U.S. Geological Survey ;
Branch of Information Services [distributor], Water-Resources Investigations Report 2000-4286, vi, 59 p. :col. ill., col. maps ;28 cm.,
- Dawson, Barbara J., 2001, Shallow ground-water quality beneath rice areas in the Sacramento Valley, California, 1997: Water-Resources Investigations Report 2001-4000, 33 p.,
- De Vries, M. Peter; Weiss, L. A., 2001, Salt-front movement in the Hudson River estuary, New York : simulations by one-dimensional flow and solute-transport models: U.S. Dept. of the Interior, U.S. Geological Survey ;
Branch of Information Services [distributor], Water-Resources Investigations Report 99-4024, vi, 69 p. :ill., maps ;28 cm.,
- DeSimone, Leslie A.; Steeves, Peter A.; Zimmerman, Marc James, 2001, Statewide water-quality network for Massachusetts: Water-Resources Investigations Report 2001-4081, 88 p.,
- Degnan, James R.; Moore, Richard Bridge; Mack, Thomas J., 2001, Geophysical investigations of well fields to characterize fractured-bedrock aquifers in southern New Hampshire: Water-Resources Investigations Report 2001-4183, v, 54 p. : ill. (some col.), maps (some col.) ; 28 cm.,
- Densmore, Jill N.; Scrudato, Matthew C.; Houston, Ernest R., 2001, Evaluation of water-level recovery, 1996-97 to 1999-2000, and comparison of 1999-2000 and 1972-73 water levels in Goleta Central Subbasin, Santa Barbara County, California: Water-Resources Investigations Report 2001-4127, 34 p.,
- Driscoll, Daniel G.; Carter, Janet M., 2001, Hydrologic conditions and budgets for the Black Hills of South Dakota, through water year 1998: Water-Resources Investigations Report 2001-4226, vi, 143 p. : ill. (some col.), maps (some col.) ; 28 cm.,
- Druliner, A. D.; Mason, J. P., 2001, Hydrogeology and water quality of five principal aquifers in the Lower Platte South Natural Resources District, eastern Nebraska, 1994: Water-Resources Investigations Report 2000-4155, iv, 45 p. : ill., maps ; 28 cm.,
- Dudley, Robert W.; Giffen, Sarah E., 2001, Composition and Distribution of Streambed Sediments in the Penobscot River, Maine, May 1999: Geological Survey (U.S.) Water-Resources Investigations Report 2001-4223, iv, 30 p.,
- Dudley, Robert W.; Hodgkins, Glenn A.; Mann, Alexander; Chisolm, John, 2001, Evaluation of the Effects of Development on Peak-Flow Hydrographs for Collyer Brook, Maine: Geological Survey (U.S.) Water-Resources Investigations Report 2001-4156, Report: iv, 11 p.; 2 Plates,
- Dudley, Robert W.; Hodgkins, Glenn A.; Nielsen, Joseph P., 2001, Water Budget for Sebago Lake, Maine, 1996-99: Geological Survey (U.S.) Water-Resources Investigations Report 2001-4235, iv, 18 p.,
- Dumouchelle, Denise H., 2001, Ground-water levels and flow directions in glacial sediments and carbonate bedrock near Tremont City, Ohio, October-November 2000: Water-Resources Investigations Report 2001-4224, 1 over-size sheet,,
- Dumouchelle, Denise H., 2001, Evaluation of ground-water/surface-water relations, Chapman Creek, west-central Ohio, by means of multiple methods: Water-Resources Investigations Report 2001-4202, 13 p.,
- Dunn, David D.; Raines, Timothy H., 2001, Indications and potential sources of change in sand transport in the Brazos River, Texas: Water-Resources Investigations Report 2001-4057, iv, 32 p. : ill. (some col.), col. maps ; 28 cm.,
- Dunning, C. P.; Yeskis, Douglas J., 2001, Hydrogeology and ground-water quality of the county road a disposal site on the Bad River Indian Reservation, Ashland County, Wisconsin : 1997-98: Water-Resources Investigations Report 2001-4082, v, 61 p. : ill., maps ; 28 cm.,
- Eash, David A., 2001, Techniques for estimating flood-frequency discharges for streams in Iowa: Water-Resources Investigations Report 2000-4233, 88 p.,
- Eckhardt, David A. V.; Hetcher, Kari K.; Phillips, Patrick J.; Miller, Todd S., 2001, Pesticides and their metabolites in community water-supply wells of central and western New York, August 1999: Water-Resources Investigations Report 2000-4128, 12 p.,
- edited by Kuniansky, Eve L., 2001, U.S. Geological Survey Karst Interest Group; proceedings, St Petersburg, Florida February 13-16, 2001: U.S. Dept. of the Interior, U.S. Geological Survey ;
Branch of Information Services [distributor], Water-Resources Investigations Report 2001-4011, vi, 211 p. :ill., maps ;28 cm.,
- Ely, David Matthew; Risley, John C., 2001, Use of a precipitation-runoff model to simulate natural streamflow conditions in the Methow River basin, Washington: Water-Resources Investigations Report 2001-4198, v, 36 p. : ill. (some col.), maps (some col.) ; 28 cm.,
- Fanning, Julia L.; Schwarz, Gregory E.; Lewis, William C., 2001, A field and statistical modeling study to estimate irrigation water use at Benchmark Farms study sites in southwestern Georgia, 1995-96: Water-Resources Investigations Report 2000-4292, 1 v.; 32 p. plus appendixes : ill., maps ; 28 cm.,
- Ferrell, Gloria M., 2001, Effects of land use on water quality and transport of selected constituents in streams in Mecklenburg County, North Carolina, 1994-98: Water-Resources Investigations Report 2001-4118, vii, 88 p. : col. ill., col. maps ; 28 cm.,
- Flanagan, S. M.; Montgomery, D. L.; Ayotte, J. D., 2001, Shallow ground-water quality in the Boston, Massachusetts metropolitan area: Water-Resources Investigations Report 2001-4042, 11 p.,
- Focazio, Michael J.; Szabo, Zoltan; Kraemer, Thomas F.; Mullin, Ann H.; Barringer, Thomas H.; dePaul, Vincent T., 2001, Occurrence of selected radionuclides in ground water used for drinking water in the United States; a reconnaissance survey, 1998: Water-Resources Investigations Report 2000-4273, 39 p.,
- Fossum, Kenneth D.; O'Day, Christie M.; Wilson, Barbara J.; Monical, Jim E., 2001, Statistical summary of selected physical, chemical, and toxicity characteristics and estimates of annual constituent loads in urban stormwater, Maricopa County, Arizona: Water-Resources Investigations Report 2001-4088, 33 p.,
- Frey, Jeffrey W., 2001, Occurrence, distribution, and loads of selected pesticides in streams in the Lake Erie-Lake St. Clair basin, 1996-98: Water-Resources Investigations Report 2000-4169, 69 p.,
- Friedel, Michael J., 2001, Documentation and verification of VST2D; a model for simulating transient, Variably Saturated, coupled water-heat-solute Transport in heterogeneous, anisotropic 2-Dimensional, ground-water systems with variable fluid density: Water-Resources Investigations Report 2000-4105, 124 p.,
- Friesz, Paul J.; Church, Peter E., 2001, Pond-aquifer interaction at South Pond of Lake Cochituate, Natick, Massachusetts: Water-Resources Investigations Report 2001-4040, 42 p., 1 over-size sheet.,
- Friesz, Paul J.; Colman, John A., 2001, Hydrology and trophic ecology of Walden Pond, Concord, Massachusetts: Water-Resources Investigations Report 2001-4153, 1 over-size sheet.,
- Furlong, Edward T.; Anderson, Bruce D.; Werner, Stephen L.; Soliven, Paul P.; Coffey, Laura J.; Burkhardt, Mark R., 2001, Methods of analysis by the U. S. Geological Survey National Water Quality Laboratory; determination of pesticides in water by graphitized carbon-based solid-phase extraction and high-performance liquid chromatography/mass spectrometry: Water-Resources Investigations Report 2001-4134, 73 p.,
- Gannett, Marshall W.; Lite, Kenneth E., Jr.; Morgan, David S.; Collins, Charles A., 2001, Ground-Water Hydrology of the Upper Deschutes Basin, Oregon: U.S. Geological Survey Water-Resources Investigations Report 2000-4162, viii, 74 p.,
- Garbarino, John R.; Damrau, Donna L., 2001, Methods of analysis by the U. S. Geological Survey National Water Quality Laboratory; determination of organic plus inorganic mercury in filtered and unfiltered natural water with cold vapor; atomic fluorescence spectrometry: Water-Resources Investigations Report 2001-4132, 16 p.,
- Gardner, J. V.; Dartnell, Peter; Hellequin, Laurent; Bacon, C. R.; Mayer, L. A.; Buktenica, M. W., 2001, Bathymetry and selected perspective views of Crater Lake, Oregon: Water-Resources Investigations Report 2001-4046, 2 maps : col. ; 71 x 79 cm. and 38 x 43 cm., on sheets 95 x 91 cm. and 81 x 88 cm., folded in envelope 30 x 24 cm.,
- Garn, Herbert S.; Scudder, Barbara C.; Richards, Kevin D.; Sullivan, Daniel J., 2001, Characteristics of water, sediment, and benthic communities of the Wolf River, Menominee Indian Reservation, Wisconsin, water years 1986-98: Water-Resources Investigations Report 2001-4019, v, 54 p. : ill. (some col.), col. map ; 28 cm.,
- Gibs, Jacob; Gray, Bonnie; Rice, Donald E.; Tessler, Steven; Barringer, Thomas H., 2001, Water quality of the Delaware and Raritan Canal, New Jersey, 1998-99: Water-Resources Investigations Report 2001-4072, 60 p.,
- Giddings, Elis M. P.; Hornberger, Michelle I.; Hadley, Heidi K., 2001, Trace-metal concentrations in sediment and water and health of aquatic macroinvertebrate communities of streams near Park City, Summit County, Utah: Water-Resources Investigations Report 2001-4213, 22 p.,
- Giorgino, M. J.; Terziotti, Silvia, 2001, Susceptibility index to surface contamination for the Little Cross Creek watershed, Cumberland County, North Carolina: Water-Resources Investigations Report 2001-4143, 1 over-size sheet.,
- Glass, Roy L., 2001, Ground-water quality, Cook Inlet Basin, Alaska, 1999: Water-Resources Investigations Report 2001-4208, vii, 58 p. : ill. (1 col.), col. maps ; 28 cm.; 5 illus.; 21 tables,
- Gomez-Gomez, Fernando; Rodriguez-Martinez, Jesus; Santiago-Rivera, Luis; Oliveras-Feliciano, M. L.; Conde-Costas, Carlos, 2001, Surface-water, water-quality, and ground-water assessment of the Municipio of Caguas, Puerto Rico, 1997-99: Water-Resources Investigations Report 2000-4280, v, 42 p. : col. maps ; 28 cm.,
- Grady, S. J.; Casey, G. D., 2001, Occurrence and distribution of methyl tert-butyl ether and other volatile organic compounds in drinking water in the Northeast and Mid-Atlantic regions of the United States, 1993-98: Water-Resources Investigations Report 2000-4228, 123 p.,
- Graham, D. D.; Allen, T. J.; Barackman, M. L.; DiGuiseppi, W. H.; Wallace, M. F., 2001, Trichloroethylene and 1,1-dichloroethylene concentrations in ground water after temporary shutdown of the reclamation well field at Air Force Plant 44, Tucson, Arizona, 1999: Water-Resources Investigations Report 2001-4177, 40 p.,
- Green, W. Reed, 2001, Analysis of ambient conditions and simulation of hydrodynamics, constituent transport, and water-quality characteristics in Lake Maumelle, Arkansas, 1991-92: Water-Resources Investigations Report 2001-4045, vi, 60 p. : ill., maps ; 28 cm.,
- Green, W. Reed; Haggard, Brian E., 2001, Phosphorus and nitrogen concentrations and loads at Illinois River south of Siloam Springs, Arkansas, 1997-1999: Water-Resources Investigations Report 2001-4217, iii, 12 p. : ill., map ; 28 cm.,
- Greve, Adrienne I.; Spahr, Norman E.; Van Metre, Peter C.; Wilson, Jennifer T., 2001, Identification of Water-Quality Trends Using Sediment Cores from Dillon Reservoir, Summit County, Colorado: Geological Survey (U.S.) Water-Resources Investigations Report 2001-4022, vi, 33 p.,
- Griffin, Eleanor R.; Smith, James Dungan, 2001, Analysis of vegetation controls on bank erosion rates, Clark Fork of the Columbia River, Deer Lodge Valley, Montana: Water-Resources Investigations Report 2001-4115, 8 p. : ill. ; 28 cm.,
- Hainly, Robert A.; Zimmerman, Tammy M.; Loper, Connie A.; Lindsey, Bruce D., 2001, Summary of and factors affecting pesticide concentrations in streams and shallow wells of the lower Susquehanna River basin, Pennsylvania and Maryland, 1993-95: Water-Resources Investigations Report 2001-4012, 75 p.,
- Hansen, Cristi V.; Aucott, Walter R., 2001, Status of ground-water levels and storage volume in the Wichita well field area, south-central Kansas, 1998-2000: U.S. Dept. of the Interior, U.S. Geological Survey ;
U.S. Geological Survey, Information Services [distributor], Water-Resources Investigations Report 2000-4267, iv, 27 p. :ill. (some col.), maps (some col.) ;28 cm.,
- Hays, Phillip D., 2001, Simulated response of the Sparta Aquifer to outcrop area recharge augmentation, southeastern Arkansas: Water-Resources Investigations Report 2001-4039, iii, 14 p. : ill., maps (2 col.) ; 28 cm.; 2 over-size sheets.,
- Hedgecock, T. Scott, 2001, Simulations of flooding on the Tennessee River in the vicinity of U.S. Highway 231 near Huntsville, Alabama: Water-Resources Investigations Report 2001-4114, iv, 30 p. : col. maps ; 28 cm.,
- Heimann, David C., 2001, Numerical simulation of streamflow distribution, sediment transport, and sediment deposition along Long Beach Creek in Northeast Missouri: Water-Resources Investigations Report 2001-4269, 61 p.,
- Heinrichs, Thomas A.; Kennedy, Ben W.; Langley, Dustin E.; Burrows, Robert L., 2001, Methodology and Estimates of Scour at Selected Bridge Sites in Alaska: Water-Resources Investigations Report 2000-4151, iii, 44 p. : ill., map ; 28 cm.,
- Hill, Mary C.; Ely, D. Matthew; Tiedeman, Claire R.; O'Brien, Grady M.; D'Agnese, Frank A.; Faunt, Claudia C., 2001, Preliminary evaluation of the importance of existing hydraulic-head observation locations to advective-transport predictions, Death Valley regional flow system, California and Nevada: Water-Resources Investigations Report 2000-4282, -,
- Hittle, Clinton; Patino, Eduardo; Zucker, Mark A., 2001, Freshwater flow from estuarine creeks into northeastern Florida Bay: Water-Resources Investigations Report 2001-4164, iv, 32 p. : col. ill., col. map ; 28 cm.,
- Hoard, Christopher J.; Westjohn, David B., 2001, Simulated effects of pumping irrigation wells on ground-water levels in western Saginaw County, Michigan: Water-Resources Investigations Report 2001-4227, vi, 25 p. : ill. (some col.), maps (some col.) ; 28 cm.,
- Hodgkins, Glenn A., 2001, Total Phosphorus Loads for Selected Tributaries to Sebago Lake, Maine: Geological Survey (U.S.) Water-Resources Investigations Report 2001-4003, ii, 15 p.,
- Hoffmann, John P.; O'Day, Christie M., 2001, Quality of water and estimates of water inflow, northern boundary area, Fort McDowell Indian Reservation, Maricopa County, Arizona: Water-Resources Investigations Report 2001-4151, 47 p.,
- Holtschlag, D. J.; Koschik, J. A., 2001, Steady-state flow distribution and monthly flow duration in selected branches of St. Clair and Detroit rivers within the Great Lakes waterway: Water-Resources Investigations Report 2001-4135, 58 p.,
- Hortness, Jon E.; Berenbrock, Charles, 2001, Estimating monthly and annual streamflow statistics at ungaged sites in Idaho: U.S. Geological Survey Water-Resources Investigations Report 2001-4093, iv, 36 p.,
- Hostettler, Frances D.; Rostad, Colleen E.; Kvenvolden, Keith A.; Delin, Geoffrey N.; Putnam, Larry D.; Kolak, Jonathan J.; Chaplin, Brain P.; Schaap, Bryan D., 2001, Hydrologic setting and geochemical characterization of free-phase hydrocarbons in the alluvial aquifer at Mandan, North Dakota, November 2000: Water-Resources Investigations Report 2001-4108, iv, 117 p. (some folded) : ill., maps ; 28 cm.,
- Huizinga, Richard J.; Rydlund, Paul H., Jr., 2001, Simulation of flow and evaluation of bridge scour at Horse Island Chute Bridge near Chester, Illinois: Water-Resources Investigations Report 2001-4176, iv, 28 p. : col. ill., col. maps ; 28 cm.,
- Jagucki, Martha L.; Darner, Robert A., 2001, Ground-water quality in Geauga County, Ohio; review of previous studies, status in 1999, and comparison of 1986 and 1999 data: Water-Resources Investigations Report 2001-4160, vi, 61 p. : ill. (some col.), col. maps ; 28 cm.,
- Johnson, G. C.; Connell, J. F., 2001, Shallow ground-water quality adjacent to burley tobacco fields in northeastern Tennessee and southwestern Virginia, spring 1997: Water-Resources Investigations Report 2001-4009, 37 p.,
- Jones, Joseph L.; Haluska, Tana L.; Kresch, David L., 2001, Updating flood maps efficiently using existing hydraulic models, very-high-accuracy elevation data, and a geographic information system; a pilot study on the Nisqually River, Washington: Water-Resources Investigations Report 2001-4051, 25 p.,
- Journey, Celeste A.; Gill, Amy C., 2001, Assessment of water-quality conditions in the J.B. Converse Lake watershed, Mobile County, Alabama, 1990-98: Water-Resources Investigations Report 2001-4225, vii, 131 p. : col. ill., col. maps ; 28 cm.,
- Juracek, K. E., 2001, Channel-bed elevation changes downstream from large reservoirs in Kansas: Water-Resources Investigations Report 2001-4205, 24 p.,
- Justus, B. G.; Bray, D. G.; Dossett, A.; Hicks, M.; Sarver, R.; Rogers, M., 2001, Comparison of multi-habitat aquatic macroinvertebrate sampling methods in streams of the Mississippi alluvial plain ecoregion: Water-Resources Investigations Report 2000-4216, 16 p.,
- Kappel, William M.; Miller, Todd S.; Hetcher, Kari K., 2001, Hydrogeology of the Tully Lakes area in southern Onondaga and Cortland counties, New York: Water-Resources Investigations Report 2001-4166, 16 p.,
- Kauffman, Leon J.; Baehr, Arthur L.; Ayers, Mark A.; Stackelberg, Paul E., 2001, Effects of Land Use and Travel Time on the Distribution of Nitrate in the Kirkwood-Cohansey Aquifer System in Southern New Jersey: Geological Survey (U.S.) Water-Resources Investigations Report 2001-4117, vii, 49 p.,
- Kelly, Brian P., 2001, Relations Among River Stage, Rainfall, Ground-Water Levels, and Stage at Two Missouri River Flood-Plain Wetlands: Water-Resources Investigations Report 2001-4123, iii, 18 p. : ill. (some col.), col. map ; 28 cm.,
- Kelly, Valerie J.; Hooper, Richard P.; Aulenbach, Brent T.; Janet, Mary, 2001, Concentrations and annual fluxes for selected water-quality constituents from the USGS National Stream Quality Accounting Network (NASQAN) 1996-2000: Water-Resources Investigations Report 2001-4255, Unpaginated,
- Kendy, Eloise, 2001, Magnitude, extent, and potential sources of nitrate in ground water in the Gallatin Local Water Quality District, southwestern Montana, 1997-98: Water-Resources Investigations Report 2001-4037, vi, 66 p. : ill. (1 col.), maps ; 28 cm.,
- Kidd, Robert E.; Taylor, Charles J.; Stricklin, Victor E., 2001, Use of ground-water tracers to evaluate the hydraulic connection between Key Cave and the proposed industrial site near Florence, Alabama, 2000 and 2001: Water-Resources Investigations Report 2001-4228, iv, 20 p. : ill., col. maps ; 28 cm.,
- Kimbrough, Robert A., 2001, Review and analysis of available streamflow and water-quality data for Park County, Colorado, 1962-98: Water-Resources Investigations Report 2001-4034, v, 66 p. : ill. (some col.), col. maps ; 28 cm.,
- Kleeschulte, M. J.; Seeger, C. M., 2001, Stratigraphy and vertical hydraulic conductivity of the St. Francois confining unit in townships 25-27 N. and ranges 01-02 W., southeastern Missouri: Water-Resources Investigations Report 2001-4270, 63 p.,
- Kleeschulte, Michael J., 2001, Effects of lead-zinc mining on ground-water levels in the Ozark aquifer in the Viburnum Trend, southeastern Missouri: U.S. Dept. of the Interior, U.S. Geological Survey ;
Branch of Information Services [distributor], Water-Resources Investigations Report 2000-4293, iv, 28 p. :ill., col. maps ;28 cm.,
- Klohe, Cheryl A.; Feehley, C. Erin, 2001, Hydrogeology and ground-water quality of the Piney Point-Nanjemoy and Aquia aquifers, Naval Air Station Patuxent River and Webster outlying field, St. Marys County, Maryland: Water-Resources Investigations Report 2001-4029, v, 51 p. : ill. (some col.), col. maps ; 28 cm.,
- Knight, R. R.; Powell, J. R., 2001, Occurrence and distribution of organochlorine pesticides, polychlorinated biphenyls, and trace elements in fish tissue in the lower Tennessee River basin, 1980-98: Water-Resources Investigations Report 2001-4184, 32 p.,
- Knochenmus, Lari A.; Yobbi, Dann K., 2001, Hydrology of the coastal springs ground-water basin and adjacent parts of Pasco, Hernando, and Citrus Counties, Florida: Water-Resources Investigations Report 2001-4230, vi, 88 p. : col. ill., col. maps ; 28 cm.,
- Koltun, Greg F., 2001, Hydrologic considerations for estimation of storage-capacity requirements of impounding and side-channel reservoirs for water supply in Ohio: Water-Resources Investigations Report 2001-4256, 418 p.,
- Kozar, Mark D.; Mathes, Melvin V., 2001, Aquifer-characteristics data for West Virginia: Water-Resources Investigations Report 2001-4036, iv, 74 p. : maps (some col.) ; 28 cm.,
- Kozar, Mark D.; Sheets, Charlynn J.; Hughes, Curt A., 2001, Ground-water quality and geohydrology of the Blue Ridge physiographic province, New River basin, Virginia and North Carolina: U.S. Geological Survey Water-Resources Investigations Report 2000-4270, v, 36 p. :ill., maps (some col.) ;28 cm.,
- Krause, Richard E.; Clarke, John S., 2001, Coastal Ground Water at Risk - Saltwater Contamination at Brunswick, Georgia and Hilton Head Island, South Carolina: Water-Resources Investigations Report 2001-4107, -,
- Krimmel, Robert M., 2001, Photogrammetric Data Set, 1957-2000, and Bathymetric Measurements for Columbia Glacier, Alaska: U.S. Geological Survey Water-Resources Investigations Report 2001-4089, Available online and on CD-ROM,
- Krimmel, Robert M., 2001, Water, ice, meteorological, and speed measurements at South Cascade Glacier, Washington, 1999 balance year: U.S. Dept. of the Interior, U.S. Geological Survey ;
Information Services [distributor], Water-Resources Investigations Report 2000-4265, iii, 36 p. :ill. (some col.), maps ;28 cm.,
- Kyle, Rebecca E.; Brabets, Timothy P., 2001, Water temperature of streams in the Cook Inlet basin, Alaska, and implications of climate change: Water-Resources Investigations Report 2001-4109, 24 p.; 14 illus.; 6 tables,
- Lacombe, P. J.; Rosman, Robert, 2001, Water levels in, extent of freshwater in, and water withdrawals from ten confined aquifers, New Jersey and Delaware coastal plain, 1998: Water-Resources Investigations Report 2000-4143, 10 over-size sheets.,
- Laczniak, Randell J.; Smith, J. LaRue; Elliott, Peggy E.; DeMeo, Guy A.; Chatigny, Melissa A.; Roemer, Gaius J., 2001, Ground-water discharge determined from estimates of evapotranspiration, Death Valley regional flow system, Nevada and California: Water-Resources Investigations Report 2001-4195, -,
- Lane, J. W., Jr.; Joesten, P. K.; Pohll, G. M.; Mihevic, Todd, 2001, Analysis of borehole-radar reflection logs from selected HC boreholes at the Project Shoal area, Churchill County, Nevada: Water-Resources Investigations Report 2001-4014, 23 p.,
- Lane, J. W., Jr.; Joesten, P. K.; Savoie, J. G., 2001, Cross-hole radar scanning of two vertical, permeable, reactive-iron walls at the Massachusetts Military Reservation, Cape Cod, Massachusetts: Water-Resources Investigations Report 2000-4145, 17 p.,
- Langevin, Christian David, 2001, Simulation of ground-water discharge to Biscayne Bay, southeastern Florida: Water-Resources Investigations Report 2000-4251, vi, 127 p. : ill. (some col.), col. maps ; 28 cm.,
- Lawrence, Gregory B.; Burns, D. A.; Baldigo, B. P.; Murdoch, P. S.; Lovett, G. M., 2001, Controls of stream chemistry and fish populations in the Neversink watershed, Catskill Mountains, New York: U.S. Dept. of the Interior, U.S. Geological Survey ;
Branch of Information Services [distributor], Water-Resources Investigations Report 2000-4040, 15 p. :col. ill., col. maps ;28 cm.,
- Lenz, Bernard N.; Robertson, Dale M.; Fallon, James D.; Ferrin, Randy, 2001, Nutrient and suspended-sediment concentrations and loads and benthic-invertebrate data for tributaries to the St. Croix River, Wisconsin and Minnesota, 1997-99: Water-Resources Investigations Report 2001-4162, vi, 57 p. : ill., col. maps ; 28 cm.,
- Lindgren, R. J., 2001, Effects of ground-water withdrawals on flow in the Sauk River Valley Aquifer and on streamflow in the Cold Spring area, Minnesota: Water-Resources Investigations Report 2001-4111, 37 p.,
- Lindgren, Richard J., 2001, Ground-Water Recharge and Flow Paths near the Edge of the Decorah-Platteville-Glenwood Confining Unit, Rochester, Minnesota: U.S. Geological Survey Water-Resources Investigations Report 2000-4215, ii, 41 p.,
- Linhart, S. Mike, 2001, Ammonia in ground water from the Mississippi River alluvium, Fort Madison, Iowa: Water-Resources Investigations Report 2001-4062, iv, 21 p. : ill., col. maps ; 28 cm.,
- Linhart, S. Mike; Schaap, Bryan D., 2001, Effects of remedial grouting on the ground-water flow system at Red Rock Dam near Pella, Iowa: Water-Resources Investigations Report 2000-4231, 35 p.,
- Liscum, Fred, 2001, Effects of urban development on stormwater runoff characteristics for the Houston, Texas, metropolitan area: Water-Resources Investigations Report 2001-4071, iv, 35 p. : ill., map ; 28 cm.,
- Litke, David W., 2001, Historical water-quality data for the High Plains Regional Ground-Water Study Area in Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming, 1930-98: Water-Resources Investigations Report 2000-4254, vi, 65 p. : col. ill., maps (some col.) ; 28 cm. + 1 computer optical disc. ; 4 3/4 in.,
- Lovelace, John K.; Frederick, C. P.; Fontenot, J. W.; Naanes, M. S., 2001, Louisiana ground-water map no. 12 : potentiometric surface of the Chicot Aquifer system in southwestern Louisiana, June 2000: Water-Resources Investigations Report 2001-4128, 2 maps : col. ; 26 x 29 cm. and 19 x 22 cm., on sheet 61 x 82 cm., folded in envelope 30 x 24 cm.,
- Low, D. J.; Conger, R. W., 2001, Evaluation of borehole geophysical and video logs, at Butz Landfill Superfund Site, Jackson Township, Monroe County, Pennsylvania: Water-Resources Investigations Report 2001-4173, 68 p.,
- Luukkonen, Carol L., 2001, Application of Telescopic Mesh Refinement to a Regional Model to Simulate Ground-water Flow in Webberville, Michigan: Water-Resources Investigations Report 2001-4006, 27 p.,
- Mack, Thomas J.; Dudley, Robert W., 2001, Simulated Ground-Water-Flow Responses to Geohydrologic Characteristics, Corinna, Maine: Geological Survey (U.S.) Water-Resources Investigations Report 2001-4079, iv, 28 p.,
- Maret, Terry M.; MacCoy, Dorene E.; Skinner, Kenneth D.; Moore, Susan E.; O'Dell, Ivalou, 2001, Evaluation of macroinvertebrate assemblages in Idaho rivers using multimetric and multivariate techniques, 1996-98: U.S. Geological Survey Water-Resources Investigations Report 2001-4145, v, 69 p.,
- Martin, Gary R.; Zarriello, Phillip J.; Shipp, Allison A., 2001, Hydrologic and water-quality characterization and modeling of the Chenoweth Run basin, Jefferson County, Kentucky: U.S. Dept. of the Interior, U.S. Geological Survey ;Branch of Information Services [distributor], Water-Resources Investigations Report 2000-4239, xi, 197 p. :ill., maps ;28 cm.,
- Mau, D. P., 2001, Sediment deposition and trends and transport of phosphorus and other chemical constituents, Cheney Reservoir watershed, south-central Kansas: Water-Resources Investigations Report 2001-4085, 40 p.,
- Maurer, Douglas K.; Welch, Alan H., 2001, Hydrogeology and geochemistry of the Fallon Basalt and adjacent aquifers, and potential sources of basalt recharge, in Churchill County, Nevada: Water-Resources Investigations Report 2001-4130, 72 p., 2 over-size sheets.,
- McAda, Douglas P., 2001, Simulation of a long-term aquifer test conducted near the Rio Grande, Albuquerque, New Mexico: Water-Resources Investigations Report 99-4260, v, 66 p. : ill., maps (some col.) ; 28 cm.; 1 over-size sheet.,
- McGee, Benton D., 2001, Bathymetric survey of Cross Lake, Caddo Parish, Louisiana, April through June 1996: Water-Resources Investigations Report 2001-4063, 1 map : col. ; 26 x 56 cm., on sheet 61 x 64 cm., folded in envelope 30 x 24 cm.,
- McHale, Michael R.; Phillips, Patrick J., 2001, Stream-water chemistry, nutrients, and pesticides in Town Brook, a headwater stream of the Cannonsville Reservoir Watershed, Delaware County, New York, 1999: Water-Resources Investigations Report 2001-4050, iv, 19 p. : ill. (some col.), maps ; 28 cm.,
- McKee, Paul W.; McWreath, Harry C., 2001, Computed and estimated pollutant loads, West Fork Trinity River, Fort Worth, Texas, 1997: Water-Resources Investigations Report 2001-4253, 20 p.,
- McMahon, Peter B., 2001, Vertical gradients in water chemistry in the central High Plains aquifer, southwestern Kansas and Oklahoma panhandle, 1999: Water-Resources Investigations Report 2001-4028, vi, 47 p. : ill. (some col.), col. maps ; 28 cm.,
- McNellis, R. P.; Fallon, J. D.; Lee, K. E., 2001, Water-Quality Assessment of Part of the Upper Mississippi River Basin, Minnesota and Wisconsin: Organochlorine Compounds in Streambed Sediments and Fish Tissues, 1995-97: U.S. Geological Survey Water-Resources Investigations Report 2000-4213, vii, 10 p.,
- Mendez, Gregory O.; Danskin, Wesley R.; Burton, Carmen A., 2001, Surface-water and ground-water quality in the Yucaipa area, San Bernardino and Riverside Counties, California, 1996-98: Water-Resources Investigations Report 2000-4269, v, 42 p. : ill. (some col.), col. maps ; 28 cm.,
- Merritt, M. L., 2001, Simulation of the interaction of karstic lakes Magnolia and Brooklyn with the upper Floridan Aquifer, southwestern Clay County, Florida: Water-Resources Investigations Report 2000-4204, 62 p.,
- Messinger, Terence; Chambers, Douglas B., 2001, Fish communities and their relation to environmental factors in the Kanawha River basin, West Virginia, Virginia, and North Carolina, 1997-98: Water-Resources Investigations Report 2001-4048, vii, 51 p. : ill., maps ; 28 cm.,
- Meyer, William; Presley, Todd K., 2001, The Response of the Iao Aquifer to Ground-Water Development, Rainfall, and Land-Use Practices Between 1940 and 1998, Island of Maui, Hawaii: Geological Survey (U.S.) Water-Resources Investigations Report 2000-4223, v, 60 p.,
- Milby Dawson, Barbara J., 2001, Ground-water quality in the southeastern Sacramento Valley aquifer, California, 1996: Water-Resources Investigations Report 2001-4125, vii, 24 p. : ill. (some col.), col. maps ; 28 cm.,
- Milligan, Chad R.; Pope, Larry M., 2001, Occurrence of phosphorus, nitrate, and suspended solids in streams of the Cheney Reservoir Watershed, south-central Kansas, 1997-2000: Water-Resources Investigations Report 2001-4199, iv, 18 p. : col. ill., col. maps ; 28 cm.,
- Minnerick, Russel J., 2001, Effects of residential development on the water quality of Higgins Lake, Michigan 1995-99: Water-Resources Investigations Report 2001-4055, -,
- Moody, John A.; Martin, Deborah A., 2001, Hydrologic and sedimentologic response of two burned watersheds in Colorado: Water-Resources Investigations Report 2001-4122, 1 v. (138 p.) : ill., maps ; 28 cm. + 1 CD-ROM (4 3/4 in.),
- Moring, J. Bruce, 2001, Influence of stream habitat and land use on benthic macroinvertebrate indicators of stream quality of selected above-tidal streams in the Houston-Galveston Area Council service area, Texas, 1997-98: Water-Resources Investigations Report 2001-4010, 22 p.,
- Morrow, William S., Jr., 2001, Uranium and radon in ground water in the lower Illinois River basin: Water-Resources Investigations Report 2001-4056, 29 p.,
- Munn, Mark D.; Gilliom, Robert J., 2001, Pesticide toxicity index for freshwater aquatic organisms: Water-Resources Investigations Report 2001-4077, 61 p.; 3 illus.; 7 tables,
- Naus, Cheryl A.; Driscoll, Daniel G.; Carter, Janet M., 2001, Geochemistry of the Madison and Minnelusa aquifers in the Black Hills area, South Dakota: Water-Resources Investigations Report 2001-4129, 118 p.,
- Nelms, David L.; Harlow, George E., Jr.; Brockman, Allen R., 2001, Apparent chlorofluorocarbon age of ground water of the shallow aquifer system, Naval Weapons Station Yorktown, Yorktown, Virginia: Water-Resources Investigations Report 2001-4179, v, 51 p. : ill., maps ; 28 cm.,
- Nimick, David A.; Cleasby, Thomas E., 2001, Quantification of metal loads by tracer injection and synoptic sampling in Daisy Creek and the Stillwater River, Park County, Montana, August 1999: U.S. Dept. of the Interior, U.S. Geological Survey ;
Branch of Information Services [distributor], Water-Resources Investigations Report 2000-4261, iv, 51 p. :ill. (some col.), maps (some col.) ;28 cm.,
- Nishikawa, Tracy; Rewis, Diane L.; Martin, Peter, 2001, Numerical simulation of ground-water flow and land subsidence at Edwards Air Force Base, Antelope Valley, California: U.S. Geological Survey Water-Resources Investigations Report 2001-4038, vii, 111 p. : ill., maps ; 28 cm.,
- Ockerman, Darwin J.; Petri, Brian L., 2001, Hydrologic conditions and water quality in an agricultural area in Kleberg and Nueces Counties, Texas, 1996-98: Water-Resources Investigations Report 2001-4101, 1 v. (various pagings) : ill., col. maps ; 28 cm.,
- Oki, Delwyn S.; Meyer, William, 2001, Analytical Versus Numerical Estimates of Water-Level Declines Caused by Pumping, and a Case Study of the Iao Aquifer, Maui, Hawaii: Geological Survey (U.S.) Water-Resources Investigations Report 2000-4244, iv, 31 p.,
- Ortiz, Roderick F., 2001, Determination of instream metal loads using tracer-injection and synoptic-sampling techniques, Wightman Fork, southwestern Colorado, July 1999: Water-Resources Investigations Report 2001-4167, iv, 35 p. : ill., maps ; 28 cm.,
- Ortiz, Roderick F.; Bencala, Kenneth E., 2001, Determination of instream metal loads using tracer-injection and synoptic-sampling techniques in Wightman Fork, southwestern Colorado, September 1997: Water-Resources Investigations Report 2000-4154, iv, 26 p. : ill., maps ; 28 cm.,
- Ortiz, Roderick F.; Ferguson, Sheryl A., 2001, Characterization of water quality in selected tributaries of the Alamosa River, southwestern Colorado, including comparisons to instream water-quality standards and toxicological reference values, 1995-97: Water-Resources Investigations Report 2000-4170, iv, 29 p. : map ; 28 cm.,
- Ortiz, Roderick F.; Stogner, Robert W., 2001, Diurnal variations in metal concentrations in the Alamosa River and Wightman Fork, southwestern Colorado, 1995-97: U.S. Dept. of the Interior, U.S. Geological Survey :
Information Services [distributor], Water-Resources Investigations Report 2000-4160, iv, 14 p. :ill., col. map ;28 cm.,
- Ourso, Robert T., 2001, Effects of urbanization on benthic macroinvertebrate communities in streams, Anchorage, Alaska: Water-Resources Investigations Report 2001-4278, 38 p.,
- Paces, James B.; Neymark, Leonid A.; Marshall, Brian D.; Whelan, Joseph F.; Peterman, Zell E., 2001, Ages and Origins of Calcite and Opal in the Exploratory Studies Facility Tunnel, Yucca Mountain, Nevada: U.S. Geological Survey Water-Resources Investigations Report 2001-4049, vi, 95 p.,
- Parliman, D. J., 2001, Soil analyses for 1,3-dichloropropene (1,3-DCP), sodium n-methyldithiocarbamate (metam-sodium), and their degradation products near Fort Hall Idaho, September 1999 through March 2000: U.S. Geological Survey Water-Resources Investigations Report 2001-4052, iv, 37 p.,
- Parrett, Charles; Kendy, Eloise, 2001, Streamflow and water quality of the lower Tenmile Creek watershed, Lewis and Clark County, west-central Montana, 1997 and 1998: Water-Resources Investigations Report 2001-4120, iv, 35 p. : ill., maps ; 28 cm.,
- Peterson, D. A.; Porter, S. D.; Kinsey, S. M., 2001, Chemical and biological indicators of nutrient enrichment in the Yellowstone River basin, Montana and Wyoming, August 2000; study design and preliminary results: Water-Resources Investigations Report 2001-4238, 6 p.,
- Phelps, G. G., 2001, Geochemistry and origins of mineralized waters in the Floridan aquifer system, northeastern Florida: Water-Resources Investigations Report 2001-4112, vi, 64 p. : ill., maps ; 28 cm.,
- Pierce, Herbert A., 2001, Structural controls on ground-water conditions and estimated aquifer properties near Bill Williams Mountain, Williams, Arizona: Water-Resources Investigations Report 2001-4058, v, 41 p. : ill., col. maps ; 28 cm.,
- Pontolillo, James; Eganhouse, R. P., 2001, The search for reliable aqueous solubility (Sw) and octanol-water partition coefficient (Kow) data for hydrophobic organic compounds; DDT and DDE as a case study: Water-Resources Investigations Report 2001-4201, 51 p.,
- Pool, Donald R.; Carruth, Robert L.; Meehan, Wesley D., 2001, Hydrogeology of Picacho Basin, south-central Arizona: Water-Resources Investigations Report 2000-4277, vi, 67 p. : ill., maps ; 28 cm.,
- Pope, Benjamin F.; Tasker, Gary D.; Robbins, Jeanne C., 2001, Estimating the magnitude and frequency of floods in rural basins of North Carolina: Water-Resources Investigations Report 2001-4207, vi, 44 p. : col. maps ; 28 cm.,
- Pope, Larry M.; Bruce, Breton W.; Hansen, Cristi V., 2001, Ground-water quality in Quaternary deposits of the central High Plains aquifer, south-central Kansas, 1999: U.S. Dept. of the Interior, U.S. Geological Survey, Water-Resources Investigations Report 2000-4259, vi, 44 p. :ill. (some col.), col. maps ;28 cm.,
- Porter, Stephen D.; Harris, Mitchell A.; Kalkhoff, Stephen J., 2001, Influence of natural factors on the quality of midwestern streams and rivers: Water-Resources Investigations Report 2000-4288, 13 p. : col. ill., col. map ; 28 cm.,
- Prakken, Lawrence B., 2001, Hydrogeologic framework and potentiometric surface of the Williamson Creek Aquifer "B" sand in the Fort Polk area, Vernon Parish, Louisiana, March 1997: Water-Resources Investigations Report 2001-4064, 2 maps on 1 sheet : col. ; 21 x 20 cm., sheet 61 x 67 cm., folded in envelope 30 x 24 cm. + 1 data sheet (61 x 67 cm.),
- Rasmussen, T. J.; Perry, C. A., 2001, Trends in peak flows of selected streams in Kansas: Water-Resources Investigations Report 2001-4203, 62 p.,
- Rea, Alan H.; Christenson, Scott C.; Andrews, William J., 2001, Relation of Shallow Water Quality in the Central Oklahoma Aquifer to Geology, Soils, and Land Use: Geological Survey (U.S.) Water-Resources Investigations Report 2000-4241, vi, 31 p.,
- Renken, R. A.; Patterson, R. D.; Orzol, L. L.; Dixon, Joann, 2001, Approach for delineation of contributing areas and zones of transport to selected public-supply wells using a regional ground-water flow model, Palm Beach County, Florida: Water-Resources Investigations Report 2001-4158, 56 p.,
- Rheaume, S. J.; Button, D. T.; Myers, D. N.; Hubbell, D. L., 2001, Areal distribution and concentrations of contaminants of concern in surficial streambed and lakebed sediments, Lake Erie-Lake Saint Clair Drainages, 1990-97: Water-Resources Investigations Report 2000-4200, 60 p.,
- Risch, M. R.; Robinson, B. A., 2001, Use of borehole and surface geophysics to investigate ground-water quality near a road-deicing salt-storage facility, Valparaiso, Indiana: Water-Resources Investigations Report 2000-4070, 63 p.,
- Roark, D. M., 2001, Estimation of hydraulic characteristics in the Santa Fe Group aquifer system using computer simulations of river and drain pulses in the Rio Bravo study area, near Albuquerque, New Mexico: Water-Resources Investigations Report 2001-4069, 52 p.,
- Robertson, Dale M.; Saad, David A.; Wieben, Ann M., 2001, An alternative regionalization scheme for defining nutrient criteria for rivers and streams: Water-Resources Investigations Report 2001-4073, v, 57 p. : col. ill., col. maps ; 28 cm.,
- Rodriguez-Martinez, Jesus; Gomez-Gomez, Fernando; Santiago-Rivera, Luis; Oliveras-Feliciano, M. L., 2001, Surface-water, water-quality, and ground-water assessment of the Municipio of Comerio, Puerto Rico, 1997-99: Water-Resources Investigations Report 2001-4083, v, 41 p. : map ; 28 cm.,
- Rodriguez-Martinez, Jesus; Gomez-Gomez, Fernando; Santiago-Rivera, Luis; Oliveras-Feliciano, M. L., 2001, Surface-water, water-quality, and ground-water assessment of the Municipio of Carolina, Puerto Rico, 1997-99: Water-Resources Investigations Report 2001-4267, v, 45 p. : col. ill., maps (some col.) ; 28 cm.,
- Rounds, Stewart A.; Wood, Tamara M., 2001, Modeling water quality in the Tualatin River, Oregon, 1991-1997: Water-Resources Investigations Report 2001-4041, 53 p.,
- Runkle, Donna L.; Abbott, Marvin M.; Lucius, Jeffrey E., 2001, Saline contamination of soil and water on Pawnee tribal trust land, eastern Payne County, Oklahoma: U.S. Geological Survey Water-Resources Investigations Report 2000-4271, vi, 42 p. : ill., maps ; 28 cm.,
- Rupert, Michael G., 2001, Relations among rainstorm runoff, streamflow, pH, and metal concentrations, Summitville Mine area, upper Alamosa River basin, southwest Colorado, 1995-97: Water-Resources Investigations Report 2001-4027, v, 33 p. : ill. (some col.), col. map ; 28 cm.,
- Rus, David L.; McGuire, V. L.; Zurbuchen, B. R.; Zlotnik, V. A., 2001, Vertical profiles of streambed hydraulic conductivity determined using slug tests in central and western Nebraska: Water-Resources Investigations Report 2001-4212, 32 p.,
- Sams, J. I., III; Schroeder, K. T.; Ackman, T. E.; Crawford, J. K.; Otto, K. L., 2001, Water-quality conditions during low flow in the lower Youghiogheny River basin, Pennsylvania, October 5-7, 1998: Water-Resources Investigations Report 2001-4189, 32 p.,
- Sando, Steven K.; Williamson, Joyce E.; Dickerson, Kimberly K.; Wesolowski, Edwin A., 2001, Irrigation drainage studies of the Angostura Reclamation Unit and the Belle Fourche Reclamation Project, western South Dakota : results of 1994 sampling and comparisons with 1988 data: Water-Resources Investigations Report 2001-4103, iv, 65 p. : ill., maps ; 28 cm.,
- Sandstrom, Mark W.; Stroppel, Max E.; Foreman, William T.; Schroeder, Michael P., 2001, Methods of Analysis by the U.S. Geological Survey National Water Quality Laboratory - Determination of Moderate-Use Pesticides and Selected Degradates in Water by C-18 Solid-Phase Extraction and Gas Chromatography/Mass Spectrometry: Geological Survey (U.S.) Water-Resources Investigations Report 2001-4098, vii, 70 p.,
- Schlottmann, Jamie L., 2001, Water chemistry near the closed Norman Landfill, Cleveland County, Oklahoma 1995: Water-Resources Investigations Report 2000-4238, v, 44 p. : ill., maps, charts ; 28 cm.,
- Schmerge, David L., 2001, Distribution and origin of salinity in the surficial and intermediate aquifer systems, southwestern Florida: Water-Resources Investigations Report 2001-4159, iv, 41 p. : col. ill., col. maps ; 28 cm.,
- Schrader, Tony P., 2001, Potentiometric surface of the Ozark aquifer in northern Arkansas, 2001: Water-Resources Investigations Report 2001-4233, iii, 11 p. : maps ; 28 cm.,
- Schrader, Tony P., 2001, Status of water levels and selected water-quality conditions in the Mississippi River valley alluvial aquifer in eastern Arkansas, 2000: Water-Resources Investigations Report 2001-4124, iii, 52 p. : ill., maps ; 28 cm.; 2 over-size sheets.,
- Schreffler, C. L., 2001, Simulation of ground-water flow in the Potomac-Raritan-Magothy aquifer system near the Defense Supply Center Philadelphia, and the Point Breeze Refinery, southern Philadelphia County, Pennsylvania: Water-Resources Investigations Report 2001-4218, 56 p.,
- Schumacher, John G., 2001, Water quality in the upper Shoal Creek basin, southwestern Missouri, 1999-2000: Water-Resources Investigations Report 2001-4181, 60 p.,
- Scorca, Michael P.; Monti, Jack, Jr., 2001, Estimates of nitrogen loads entering Long Island Sound from ground water and streams on Long Island, New York, 1985-96: Water-Resources Investigations Report 2000-4196, v, 29 p. : ill., maps ; 28 cm.,
- Scudder, Barbara C.; Stewart, Jana S., 2001, Benthic algae of benchmark streams in agricultural areas of eastern Wisconsin: Water-Resources Investigations Report 96-4038-E, viii, 46 p. :ill., maps ;28 cm.,
- Shelton, Jennifer L.; Burow, Karen R.; Belitz, Kenneth; Dubrovsky, Neil M.; Land, Michael; Gronberg, JoAnn, 2001, Low-Level Volatile Organic Compounds in Active Public Supply Wells as Ground-Water Tracers in the Los Angeles Physiographic Basin, California, 2000: Geological Survey (U.S.) Water-Resources Investigations Report 2001-4188, 35 p.,
- Sherwood, D. A., 2001, Water resources of Monroe County, New York, water years 1994-96, with emphasis on water quality in the Irondequoit Creek basin; atmospheric deposition, ground water, streamflow, trends in water quality, and chemical loads to Irondequoit Bay: Water-Resources Investigations Report 2000-4201, 44 p.,
- Sherwood, Donald A., 2001, Effects of a vegetated stormwater-detention basin on chemical quality and temperature of runoff from a small residential development in Monroe County, New York: Water-Resources Investigations Report 2001-4099, 11 p. : col. ill., col. maps ; 28 cm.,
- Silcox, Cheryl A.; Robinson, Bret A.; Willoughby, Timothy C., 2001, Concentrations of Escherichia Coli in Streams in the Kankakee and Lower Wabash River Watersheds in Indiana, June-September 1999: U.S. Geological Survey Water-Resources Investigations Report 2001-4018, v, 58 p.,
- Slade, R. M., Jr.; Howard, Teresa; Anaya, Roberto, 2001, Evaluation of the streamflow-gaging network of Texas and a proposed core network: Water-Resources Investigations Report 2001-4155, 40 p., 1 over-size sheet,
- Sloto, Ronald A., 2001, Evaluation of borehole geophysical logs and hydraulic tests, phase III, at AIW Frank/Mid-County Mustang Superfund Site, Chester County, Pennsylvania: Water-Resources Investigations Report 2001-4004, 39 p.,
- Smith, Barry S., 2001, Ground-water flow in the shallow aquifer system at the Naval Weapons Station Yorktown, Virginia: U.S. Dept. of the Interior, U.S. Geological Survey ;
Branch of Information Services [distributor], Water-Resources Investigations Report 2000-4077, iv, 33 p. :col. ill., col. maps ;28 cm.,
- Sneed, Michelle; Ikehara, Marti E.; Galloway, D. L.; Amelung, Falk, 2001, Detection and measurement of land subsidence using Global Positioning System and interferometric synthetic aperture radar, Coachella Valley, California, 1996-98: Water-Resources Investigations Report 2001-4193, 31 p.,
- Soler-Laopez, Luis R., 2001, Sedimentation survey of Lago Lucchetti, Puerto Rico, March 2000: Water-Resources Investigations Report 2001-4105, 22 p. ill., maps ;28 cm.,
- Soler-Lopez, L. R., 2001, Sedimentation survey of Lago Caonillas, Puerto Rico, February 2000: Water-Resources Investigations Report 2001-4043, 25 p., 1 over-size sheet.,
- Soler-Lopez, Luis R., 2001, Sedimentation survey of Lago Dos Bocas, Puerto Rico, October 1999: Water-Resources Investigations Report 2000-4234, v, 19 p. : ill., maps ; 28 cm.,
- Soler-Lopez, Luis R., 2001, Sedimentation survey of Lago Carite, Puerto Rico, October 1999: Water-Resources Investigations Report 2000-4235, v, 22 p. : ill., maps ; 28 cm.,
- Sonenshein, R. S., 2001, Methods to quantify seepage beneath Levee 30, Miami-Dade County, Florida: Water-Resources Investigations Report 2001-4074, 36 p.,
- Spechler, Rick M.; Halford, Keith J., 2001, Hydrogeology, water quality, and simulated effects of ground-water withdrawals from the Floridan aquifer system, Seminole County and vicinity, Florida: Water-Resources Investigations Report 2001-4182, vi, 116 p. : ill. (some col.), col. maps ; 28 cm.,
- Spitz, Frederick J.; Nicholson, Robert S., 2001, Simulated Effects of Alternative Pumping Strategies on Ground-Water-Flow Patterns and Areas Contributing Recharge to Selected Wells near Kenvil, Morris County, New Jersey: Geological Survey (U.S.) Water-Resources Investigations Report 2001-4180, iii, 32 p.,
- Sprague, L. A., 2001, Effects of storm-sampling frequency on estimation of water-quality loads and trends in two tributaries to Chesapeake Bay in Virginia: Water-Resources Investigations Report 2001-4136, 38 p.,
- Stamos, Christina L.; Martin, Peter; Nishikawa, Tracy; Cox, Brett F., 2001, Simulation of ground-water flow in the Mojave River basin, California: U.S. Dept. of the Interior, U.S. Geological Survey ;
Information Services [distributor], Water-Resources Investigations Report 2001-4002, 129 p.,
- Steiger, J. I.; Freethey, G. W., 2001, Ground-water hydrology of Dugway Proving Ground and adjoining area, Tooele and Juab counties, Utah: Water-Resources Investigations Report 2000-4240, 4 over-size sheets.,
- Steinkampf, W. C.; Werrell, W. L., 2001, Ground-water flow to Death Valley, as inferred from the chemistry and geohydrology of selected springs in Death Valley National Park, California and Nevada: Water-Resources Investigations Report 98-4114, 37 p.,
- Steuer, Jeffrey J.; Hunt, R. J., 2001, Use of a watershed-modeling approach to assess hydrologic effects of urbanization, North Fork Pheasant Branch basin near Middleton, Wisconsin: Water-Resources Investigations Report 2001-4113, vi, 49 p. : ill. (some col.), maps (some col.) ; 28 cm.,
- Stevens, Michael R., 2001, Assessment of water quality, road runoff, and bulk atmospheric deposition, Guanella Pass area, Clear Creek and Park Counties, Colorado, water years 1995-97: Water-Resources Investigations Report 2000-4186, viii, 183 p. : ill. (some col.), maps ; 28 cm.; 50 figs.,
- Stogner, Robert W., Sr., 2001, Nitrate concentrations, 1936-99, and pesticide concentrations, 1990-99, in the unconfined aquifer in the San Luis Valley, Colorado: Water-Resources Investigations Report 2001-4131, vi, 12 p. : ill., col. maps ; 28 cm.,
- Stone, J. R.; Starn, J. J.; Morrison, Jonathan, 2001, Hydrogeology of sand and gravel deposits near Nepaug Reservoir, New Hartford and Burlington, Connecticut: Water-Resources Investigations Report 2001-4059, 38 p.,
- Storck, D. A.; Nawyn, J. P., 2001, Reconstruction of streamflow records in the Passaic and Hackensack River basins, New Jersey and New York, water years 1993-96: Water-Resources Investigations Report 2001-4078, 89 p., 2 over-size sheets, scale 1:100,000 (1 inch = about 1.6 miles).,
- Straub, David E., 2001, Low-flow characteristics of streams in Ohio through water year 1997: Water-Resources Investigations Report 2001-4140, 415 p.,
- Studley, S. E., 2001, Estimated flow-duration curves for selected ungaged sites in Kansas: Water-Resources Investigations Report 2001-4142, 90 p.,
- Stumm, Frederick, 2001, Hydrogeology and extent of saltwater intrusion of the Great Neck peninsula, Great Neck, Long Island, New York: U.S. Dept. of the Interior, U.S. Geological Survey ;
Branch of Information Services [distributor], Water-Resources Investigations Report 99-4280, vi, 41 p. :ill., maps ;28 cm.,
- Stumm, Frederick; Chu, Anthony; Lange, A. D.; Paillet, F. L.; Lane, J. H., Jr., 2001, Use of advanced borehole geophysical techniques to delineate fractured-rock ground-water flow and fractures along water-tunnel facilities in northern Queens County, New York: Water-Resources Investigations Report 2000-4276, 12 p.,
- Stumm, Frederick; Chu, Anthony; Reynolds, Richard J., 2001, Delineation of tidal scour through marine geophysical techniques at Sloop Channel and Goose Creek bridges, Jones Beach State Park, Long Island, New York: U.S. Dept. of the Interior, U.S. Geological Survey ;
Branch of Information Services [distributor], Water-Resources Investigations Report 2000-4033, iv, 18 p. :ill. (some col.), maps (some col.) ;28 cm.,
- Sumner, D. M., 2001, Evapotranspiration from a cypress and pine forest subjected to natural fires, Volusia County, Florida, 1998-99: Water-Resources Investigations Report 2001-4245, viii, 56 p. : col. ill., col. maps ; 28 cm.,
- Sweat, Michael J., 2001, Hydrology of C-3 Watershed, Seney National Wildlife Refuge, Michigan: Water-Resources Investigations Report 2001-4053, -,
- Tanner, Dwight Q.; Bragg, Heather M., 2001, Quality-assurance data, comparison to water-quality standards, and site considerations for total dissolved gas and water temperature, lower Columbia River, Oregon and Washington, 2001: Water-Resources Investigations Report 2001-4273, 14 p.,
- Tanner, Dwight Q.; Johnston, Matthew W., 2001, Data-collection methods, quality-assurance data, and site considerations for total dissolved gas monitoring, lower Columbia River, Oregon and Washington, 2000: U.S. Dept. of the Interior, U.S. Geological Survey ;
Branch of Information Services [distributor], Water-Resources Investigations Report 2001-4005, iii, 19 p. :ill., map ;28 cm.,
- Tenbus, Frederick J.; Fleck, William B., 2001, Simulation of ground-water flow and transport of chlorinated hydrocarbons at Graces Quarters, Aberdeen Proving Ground, Maryland: Water-Resources Investigations Report 2001-4106, v, 51 p. : ill. (some col.), maps (some col.) ; 28 cm.,
- Thompson, Ryan F., 2001, Water resources of the Lake Traverse Reservation, South and North Dakota, and Roberts County, South Dakota: Water-Resources Investigations Report 2001-4219, 105 p.,
- Thorn, Conde R.; Heywood, Charles E., 2001, Analytical results of a long-term aquifer test conducted near the Rio Grande, Albuquerque, New Mexico, with a section on piezometric-extensometric test results: Water-Resources Investigations Report 2000-4291, iv, 19 p. : ill. (some col.), col. maps ; 28 cm.; 1 over-size sheet.,
- Tillery, Anne C.; Phillips, Jeff V.; Capesius, Joseph P., 2001, Potential errors associated with stage-discharge relations for selected streamflow-gaging stations, Maricopa County, Arizona: Water-Resources Investigations Report 2000-4224, 49 p.,
- Torikai, Jill D., 2001, Ground-water resources at Diego Garcia, 1985-96: Water-Resources Investigations Report 2001-4087, 2 maps on 1 sheet : col. ; 18 x 23 cm., sheet 69 x 66 cm., folded in envelope 30 x 23 cm. + 1 data sheet (69 x 66 cm.),
- Torres, A. E.; Sacks, L. A.; Yobbi, D. K.; Knochenmus, L. A.; Katz, B. G., 2001, Hydrogeologic framework and geochemistry of the intermediate aquifer system in parts of Charlotte, De Soto, and Sarasota counties, Florida: Water-Resources Investigations Report 2001-4015, 74 p.,
- Tortorelli, Robert L.; McCabe, Lan P., 2001, Flood Frequency Estimates and Documented and Potential Extreme Peak Discharges in Oklahoma: Geological Survey (U.S.) Water-Resources Investigations Report 2001-4152, iv, 39 p.,
- Town, D. A., 2001, Historical trends and concentrations of fecal coliform bacteria in the Brandywine Creek basin, Chester County, Pennsylvania: Water-Resources Investigations Report 2001-4026, 46 p.,
- Tribble, G. W., 2001, Ground-water geochemistry at the South Ramp jet fuel leak, Diego Garcia Atoll, 1993-94: Water-Resources Investigations Report 2001-4090, 46 p.,
- Trombley, T. J., 2001, Quality of water on the Prairie Band Potawatomi Reservation, northeastern Kansas, February 1999 through February 2001: Water-Resources Investigations Report 2001-4196, 51 p.,
- Tuck, L. K., 2001, Reconnaissance of arsenic in surface and ground water along the Madison and upper Missouri Rivers, southwestern and west-central Montana: U.S. Dept. of the Interior, U.S. Geological Survey ;
Branch of Information Services [distributor], Water-Resources Investigations Report 2000-4028, v, 79 p., (some folded) :ill., col. maps ;28 cm.,
- Verplanck, P. L.; Unruh, D. M.; Fey, D. L., 2001, Evaluation of strontium isotopes as a geochemical tracer in the middle Fork Mineral Creek basin, southwestern Colorado: Water-Resources Investigations Report 2000-4290, 20 p.,
- Verstraeten, I. M.; Steele, G. V.; Cannia, J. C.; Hitch, D. E.; Scripter, K. G.; Bohlke, J. K.; Kraemer, T. F.; Stanton, J. S., 2001, Interaction of surface water and ground water in the Dutch Flats area, western Nebraska, 1995-99: Water-Resources Investigations Report 2001-4070, vi, 56 p. : col. ill., col. maps ; 28 cm.,
- Voelker, David C.; Willoughby, Timothy C., 2001, Streamflow, surface-water quality, and quality of streambed sediments in Little Buck Creek and Little Eagle Creek, Indianapolis, Indiana, 1990-94: Water-Resources Investigations Report 2000-4289, vi, 75 p. : ill., maps ; 28 cm.,
- Vroblesky, Don A., 2001, User‘s guide for polyethylene-based passive diffusion bag samplers to obtain volatile organic compound concentrations in wells. Part I, Deployment, recovery, data interpretation, and quality control and assurance: Water-Resources Investigations Report 2001-4060, iv, 18 p. : ill. (some col.) ; 28 cm.,
- Vroblesky, Don A., 2001, User‘s guide for polyethylene-based passive diffusion bag samplers to obtain volatile organic compound concentrations in wells. Part 2, Field tests: Water-Resources Investigations Report 2001-4061, 1 v. (various pagings) : ill. (some col.), maps ; 28 cm.,
- Vroblesky, Don A.; Bradley, P. M.; Petkewich, M. D.; Casey, C. C., 2001, Biodegradation potential of chlorinated solvents in ground water at the Naval Surface Warfare Center, Louisville, Kentucky, July 1999 to February 2000: Water-Resources Investigations Report 2001-4242, iv, 22 p. : ill., map ; 28 cm.,
- Vroblesky, Don A.; Petkewich, Matthew D.; Casey, Clifton C., 2001, Evaluation of passive diffusion bag samplers in selected wells at the Naval Surface Warfare Center, Louisville, Kentucky, July 1999 to January 2000: Water-Resources Investigations Report 2001-4163, iv, 16 p. : ill., maps ; 28 cm.,
- Wagner, C. R.; Mueller, D. S., 2001, Calibration and validation of a two-dimensional hydrodynamic model of the Ohio River, Jefferson County, Kentucky: U.S. Geological Survey Water-Resources Investigations Report 01-4091, i-v, 33 p., 2 ancillary data files,
- Waldron, Marcus C.; Bent, Gardner C., 2001, Factors affecting reservoir and stream-water quality in the Cambridge, Massachusetts, drinking-water source area and implications for source-water protection: U.S. Geological Survey Water-Resources Investigations Report 2000-4262, v, 89 p. : ill., maps (some col.) ; 28 cm.,
- Waldron, Marcus C.; Steeves, Peter A.; Finn, John T., 2001, Use of thematic mapper imagery to assess water quality, trophic state, and macrophyte distributions in Massachusetts lakes: Water-Resources Investigations Report 2001-4016, 40 p.,
- Walker, Richard L., 2001, Effects of Pumping on Ground-Water Flow Near Water-Supply Wells in the Lower Potomac-Raritan-Magothy Aquifer, Pennsauken Township, Camden County, New Jersey: U.S. Geological Survey Water-Resources Investigations Report 2000-4012, iv, 12 p.,
- Waltemeyer, Scott D., 2001, Relations for estimating unit-hydrograph parameters in New Mexico: Water-Resources Investigations Report 2001-4154, iv, 23 p. : ill., map ; 28 cm.,
- Waltemeyer, Scott D., 2001, Estimates of mountain-front streamflow available for potential recharge to the Tularosa Basin, New Mexico: U.S. Dept. of the Interior, U.S. Geological Survey ;
Information Services [distributor], Water-Resources Investigations Report 2001-4013, iii, 8 p. :ill., map ;28 cm.,
- Weaver, J. C.; Pope, B. F., 2001, Low-Flow Characteristics and Discharge Profiles for Selected Streams in the Cape Fear River Basin, North Carolina, Through 1998: U.S. Geological Survey Water-Resources Investigations Report 2001-4094, Report: v, 141 p.,
- White, Kirk E., 2001, Regional curve development and selection of a reference reach in the non-urban, lowland sections of the Piedmont physiographic province, Pennsylvania and Maryland: Water-Resources Investigations Report 2001-4146, 20 p.,
- Wilberg, D. E.; Swenson, R. L.; Slaugh, B. A.; Howells, J. H.; Christiansen, H. K., 2001, Seepage investigation for Leap, South Ash, Wet Sandy, and Leeds creeks in the Pine Valley Mountains, Washington County, Utah, 1998: Water-Resources Investigations Report 2001-4237, 42 p.,
- Wiley, Jeffrey B.; Evaldi, Ronald D.; Eychaner, James H.; Chambers, Douglas B., 2001, Reconnaissance of Stream Geomorphology, Low Streamflow, and Stream Temperature in the Mountaintop Coal-Mining Region, Southern West Virginia, 1999-2000: Geological Survey (U.S.) Water-Resources Investigations Report 2001-4092, ii, 34 p.,
- Williams, D. R.; Clark, M. E., 2001, Nutrients and organic compounds in Deer Creek and south branch Plum Creek in southwestern Pennsylvania, April 1996 through September 1998: Water-Resources Investigations Report 2000-4061, 47 p.,
- Williamson, Joyce E.; Carter, Janet M., 2001, Water-quality characteristics in the Black Hills area, South Dakota: U.S. Geological Survey Water-Resources Investigations Report 2001-4194, 196 p.,
- Willoughby, Timothy C.; Siddeeq, Qaadir A., 2001, An Estimate of Chemical Loads from Ground Water to the Grand Calumet River and Indiana Harbor Canal, Northwestern Indiana: U.S. Geological Survey Water-Resources Investigations Report 2001-4020, iv, 52 p.,
- Wilson, John T.; Mandell, Wayne A.; Paillet, Frederick L.; Bayless, E. Randall; Hanson, Randall T.; Kearl, Peter M.; Kerfoot, William B.; Newhouse, Mark W.; Pedler, William H., 2001, An evaluation of borehole flowmeters used to measure horizontal ground-water flow in limestones of Indiana, Kentucky, and Tennessee, 1999: Water-Resources Investigations Report 2001-4139, 129 p.,
- Wolcott, Stephen W.; Coon, William F., 2001, Simulation of a valley-fill aquifer system to delineate flow paths, contributing areas, and traveltime to wellfields in southwestern Broome County, New York: Water-Resources Investigations Report 2001-4171, iv, 25 p. : ill., col. maps ; 28 cm.,
- Wong, Michael F., 2001, Sedimentation History of Waimaluhia Reservoir during Highway Construction, Oahu, Hawaii, 1983-98: Geological Survey (U.S.) Water-Resources Investigations Report 2001-4001, iv, 20 p.,
- Wood, T. M., 2001, Sediment oxygen demand in upper Klamath and Agency lakes, Oregon, 1999: Water-Resources Investigations Report 2001-4080, 13 p.,
- Wood, Tamara M., 2001, Herbicide use in the management of roadside vegetation, western Oregon, 1999-2000; effects on the water quality of nearby streams: Water-Resources Investigations Report 2001-4065, 27 p.,
- Woodside, Michael D.; Ruhl, Kelly E., 2001, Pesticides in streams in the Tar-Pamlico drainage basin, North Carolina, 1992-94: Water-Resources Investigations Report 2001-4067, vi, 20 p. : col. ill., col. maps ; 28 cm.,
- Woolfenden, Linda R.; Koczot, Kathryn M., 2001, Numerical Simulation of Ground-Water Flow and Assessment of the Effects of Artificial Recharge in the Rialto-Colton Basin, San Bernardino County, California: Geological Survey (U.S.) Water-Resources Investigations Report 2000-4243, viii, 148 p.,
- Wynn, Kirby H.; Bauch, Nancy J.; Driver, Nancy E., 2001, Gore Creek watershed, Colorado : assessment of historical and current water quantity, water quality, and aquatic ecology, 1968-98: Water-Resources Investigations Report 99-4270, v, 72 p. : col. ill., col. maps ; 28 cm.,
- Zimmerman, Tammy M.; Zimmerman, Michele L.; Lindsey, Bruce D., 2001, Relation between selected well-construction characteristics and occurrence of bacteria in private household-supply wells, south-central and southeastern Pennsylvania: Water-Resources Investigations Report 2001-4206, iv, 22 p. : ill., maps ; 28 cm.,