Major Turbidity Events in the North Santiam River Basin, Oregon, Water Years 1999-2004
Steven Sobieszczyk, Mark A. Uhrich, Heather M. Bragg
2007, Scientific Investigations Report 2007-5178
Multiple high-turbidity events with values greater than 250 Formazin Nephelometric Units occurred in streams of the North Santiam River basin during water years 1999-2004. By using a combination of field reconnaissance, aerial photography, and geographic information systems, eight of these high-turbidity events were investigated and linked to at least one...
Precipitation and Runoff Simulations of the Carson Range and Pine Nut Mountains, and Updated Estimates of Ground-Water Inflow and the Ground-Water Budgets for Basin-Fill Aquifers of Carson Valley, Douglas County, Nevada, and Alpine County, California
Anne E. Jeton, Douglas K. Maurer
2007, Scientific Investigations Report 2007-5205
Recent estimates of ground-water inflow to the basin-fill aquifers of Carson Valley, Nevada, and California, from the adjacent Carson Range and Pine Nut Mountains ranged from 22,000 to 40,000 acre-feet per year using water-yield and chloride-balance methods. In this study, watershed models were developed for watersheds with perennial streams and...
Evaluation of ground-water and boron sources by use of boron stable-isotope ratios, tritium, and selected water-chemistry constituents near Beverly Shores, northwestern Indiana, 2004
Paul M. Buszka, John A. Fitzpatrick, Lee R. Watson, Robert T. Kay
2007, Scientific Investigations Report 2007-5166
Concentrations of boron greater than the U.S. Environmental Protection Agency (USEPA) 900 μg/L removal action level (RAL) standard were detected in water sampled by the USEPA in 2004 from three domestic wells near Beverly Shores, Indiana. The RAL regulates only human-affected concentrations of a constituent. A lack of well logs...
Effect of storms on barrier island dynamics, Core Banks, Cape Lookout National Seashore, North Carolina, 1960-2001
Stanley R. Riggs, Dorothea V. Ames
2007, Scientific Investigations Report 2006-5309
The effect of storms on long-term dynamics of barrier islands was evaluated on Core Banks, a series of barrier islands that extend from Cape Lookout to Okracoke Inlet in the Cape Lookout National Seashore, North Carolina. Shoreline and elevation changes were determined by comparing 77 profiles and associated reference markers...
Escherichia coli and Suspended Sediment in Berger Ditch at Maumee Bay State Park, Oregon, Ohio, 2006
Amie M. G. Brady
2007, Open-File Report 2007-1244
Berger Ditch discharges to the marina at Maumee Bay State Park (MBSP), just east of the MBSP bathing beach. Recent studies by U.S. Geological Survey (USGS) and University of Toledo researchers have identified the ditch as a source of Escherichia coli (E. coli), an indicator bacterium that is used to...
Geoscience for Alaska's D-1 lands: A preliminary report
Jeanine M. Schmidt, B. M. Gamble, Keith A. Labay
2007, Open-File Report 2007-1286
Purpose of This Report This interim report follows from the June 2006 recommendations to Congress by the BLM concerning disposition of the d-1 lands. That report recommended lifting of a significant number of d-1 PLOs, through the ongoing land management process within the BLM (e.g. resource management planning areas), or...
Modeling the Spatial and Temporal Variation of Monthly and Seasonal Precipitation on the Nevada Test Site and Vicinity, 1960-2006
Joan B. Blainey, Robert H. Webb, Christopher S. Magirl
2007, Open-File Report 2007-1269
The Nevada Test Site (NTS), located in the climatic transition zone between the Mojave and Great Basin Deserts, has a network of precipitation gages that is unusually dense for this region. This network measures monthly and seasonal variation in a landscape with diverse topography. Precipitation data from 125 climate stations...
Increasing resiliency to natural hazards - A strategic plan for the Multi-Hazards Demonstration Project in Southern California
Lucy Jones, Richard Bernknopf, Susan Cannon, Dale A. Cox, Len Gaydos, Jon Keeley, Monica Kohler, Homa Lee, Daniel Ponti, Stephanie L. Ross, Steven Schwarzbach, Michael Shulters, A. Wesley Ward, Anne Wein
2007, Open-File Report 2007-1255
The U.S. Geological Survey (USGS) is initiating a new project designed to improve resiliency to natural hazards in southern California through the application of science to community decision making and emergency response. The Multi-Hazards Demonstration Project will assist the region’s communities to reduce their risk from natural hazards by directing...
Marine geophysical investigation of selected sites in Bridgeport Harbor, Connecticut, 2006
Carole D. Johnson, Eric A. White
2007, Scientific Investigations Report 2007-5119
A marine geophysical investigation was conducted in 2006 to help characterize the bottom and subbottom materials and extent of bedrock in selected areas of Bridgeport Harbor, Connecticut. The data will be used by the U.S. Army Corps of Engineers in the design of confined aquatic disposal (CAD) cells within the...
Reconnaissance of Soil, Ground Water, and Plant Contamination at an Abandoned Oilfield-Service Site near Shawnee, Oklahoma, 2005-2006
Shana L. Mashburn, S. Jerrod Smith
2007, Scientific Investigations Report 2007-5131
The U.S. Geological Survey, in cooperation with the Absentee Shawnee Tribe of Oklahoma, began a reconnaissance study of a site in Pottawatomie County, Oklahoma, in 2005 by testing soil, shallow ground water, and plant material for the presence of trace elements and semivolatile organic compounds. Chemical analysis of plant material...
Temperature Effects of Point Sources, Riparian Shading, and Dam Operations on the Willamette River, Oregon
Stewart A. Rounds
2007, Scientific Investigations Report 2007-5185
Water temperature is an important factor influencing the migration, rearing, and spawning of several important fish species in rivers of the Pacific Northwest. To protect these fish populations and to fulfill its responsibilities under the Federal Clean Water Act, the Oregon Department of Environmental Quality set a water temperature Total...
Contamination in fractured-rock aquifers: Research at the former Naval Air Warfare Center, West Trenton, New Jersey
Daniel J. Goode, Claire R. Tiedeman, Pierre J. Lacombe, Thomas E. Imbrigiotta, Allen M. Shapiro, Francis H. Chapelle
2007, Fact Sheet 2007-3074
The U.S. Geological Survey and cooperators are studying chlorinated solvents in a fractured sedimentary rock aquifer underlying the former Naval Air Warfare Center (NAWC), West Trenton, New Jersey. Fractured-rock aquifers are common in many parts of the United States and are highly susceptible to contamination, particularly at industrial sites. Compared...
Dissolved solids in basin-fill aquifers and streams in the southwestern United States
David W. Anning, Nancy J. Bauch, Steven J. Gerner, Marilyn E. Flynn, Scott N. Hamlin, Stephanie J. Moore, Donald H. Schaefer, Scott K. Anderholm, Lawrence E. Spangler
2007, Scientific Investigations Report 2006-5315
The U.S. Geological Survey National Water-Quality Assessment Program performed a regional study in the Southwestern United States (Southwest) to describe the status and trends of dissolved solids in basin-fill aquifers and streams and to determine the natural and human factors that affect dissolved solids. Basin-fill aquifers, which include the Rio...
Archive of side scan sonar and bathymetry data collected during USGS Cruise 06FSH01 offshore of Siesta Key, Florida, May 2006
Katherine T. Ciembronowicz, James G. Flocks, Dana S. Wiese, Nancy T. DeWitt, Nick F. Ferina, Lisa L. Robbins, Arnell S. Harrison
2007, Data Series 291
This DVD publication was prepared by an agency of the United States Government. Although these data have been processed successfully on a computer system at the U.S. Geological Survey, no warranty expressed or implied is made regarding the display or utility of the data on any other system, or for...
Effects of agriculture and urbanization on quality of shallow ground water in the arid to semiarid western United States, 1993-2004
Angela P. Paul, Ralph L. Seiler, Timothy G. Rowe, Michael R. Rosen
2007, Scientific Investigations Report 2007-5179
Within the Western United States, agricultural and rural lands are being developed into commercial and residential areas. With changes in land use and increasing population, greater demands are placed on water resources for agricultural, industrial, and domestic supplies. Many areas in the Western United States rely exclusively on ground water...
Influence of Cougar Reservoir Drawdown on Sediment and DDT Transport and Deposition in the McKenzie River Basin, Oregon, Water Years 2002-04
Chauncey W. Anderson
2007, Scientific Investigations Report 2007-5164
Construction of a selective withdrawal tower at Cougar Reservoir in the South Fork McKenzie River, Oregon, during 2002-05 resulted in a prolonged release of sediment and high-turbidity water to downstream reaches throughout the summer of 2002, with additional episodic releases during storms in the following winters. Suspended-sediment concentrations and loads...
Coastal processes study at Ocean Beach, San Francisco, CA: Summary of data collection 2004-2006
Patrick L. Barnard, Jodi Eshleman, Li H. Erikson, Daniel M. Hanes
2007, Open-File Report 2007-1217
Ocean Beach in San Francisco, California, contains a persistent erosional section in the shadow of the San Francisco ebb tidal delta and south of Sloat Boulevard that threatens valuable public infrastructure as well as the safe recreational use of the beach. Coastal managers have been discussing potential mediation measures for...
Effects of the temporal variability of evapotranspiration on hydrologic simulation in central Florida
Andrew M. O’Reilly
2007, Scientific Investigations Report 2007-5100
The transient response of a hydrologic system can be of concern to water-resource managers, because it is often extreme relatively short-lived events, such as floods or droughts, that profoundly influence the management of the resource. The water available to a hydrologic system for stream flow and aquifer recharge is determined...
Fire Island National Seashore
John Brock, C. Wayne Wright, Matt Patterson, Amar Nayagandhi, Judd Patterson
2007, Open-File Report 2006-1384
These lidar-derived topographic maps were produced as a collaborative effort between the U.S. Geological Survey (USGS) Coastal and Marine Geology Program, the National Park Service (NPS), Northeast Coastal and Barrier Network, Inventory and Monitoring Program, and the National Aeronautics and Space Administration (NASA) Wallops Flight Facility. The aims of the...
Preliminary Isostatic Gravity Map of Joshua Tree National Park and Vicinity, Southern California
V.E. Langenheim, Shawn Biehler, D.K. McPhee, C.A. McCabe, J. T. Watt, M.L. Anderson, B. A. Chuchel, P. Stoffer
2007, Open-File Report 2007-1218
This isostatic residual gravity map is part of an effort to map the three-dimensional distribution of rocks in Joshua Tree National Park, southern California. This map will serve as a basis for modeling the shape of basins beneath the Park and in adjacent valleys and also for determining the location and...
Field Evaluations of Sampling Methods for Long-Term Monitoring of Upland Ecosystems on the Colorado Plateau
Mark E. Miller, Dana L. Witwicki, Rebecca K. Mann, Nicole J. Tancreto
2007, Open-File Report 2007-1243
To inform planning for long-term ecological monitoring, we sampled vegetation and soil-surface attributes across a range of terrestrial ecosystems (physiognomic types) in seven National Park Service units on the Colorado Plateau. Primary objectives were (1) to evaluate a suite of sampling methods according to measures of repeatability, efficiency, and impacts...
Technical-information products for a National Volcano Early Warning System
Marianne C. Guffanti, Steven R. Brantley, Peter F. Cervelli, Christopher J. Nye, George N. Serafino, Lee Siebert, Dina Y. Venezky, Lisa A. Wald
2007, Open-File Report 2007-1250
Technical outreach — distinct from general-interest and K-12 educational outreach — for volcanic hazards is aimed at providing usable scientific information about potential or ongoing volcanic activity to public officials, businesses, and individuals in support of their response, preparedness, and mitigation efforts. Within the context of a National Volcano Early...
Effects of Agricultural Land-Use Changes and Rainfall on Ground-Water Recharge in Central and West Maui, Hawai`i, 1926-2004
John A. Engott, Thomas T. Vana
2007, Scientific Investigations Report 2007-5103
Concern surrounding declines in ground-water levels and an increase in the chloride concentration of water pumped from wells in the Iao aquifer system on the Island of Maui has prompted an investigation into the long-term sustainability of current (2006) and future ground-water withdrawals. As part of this investigation, a water...
Occurrence of Uranium and 222Radon in Glacial and Bedrock Aquifers in the Northern United States, 1993-2003
Joseph D. Ayotte, Sarah M. Flanagan, William S. Morrow
2007, Scientific Investigations Report 2007-5037
Water-quality data collected from 1,426 wells during 1993-2003 as part of the U.S. Geological Survey National Water-Quality Assessment (NAWQA) program were evaluated to characterize the water quality in glacial and bedrock aquifers of the northern United States. One of the goals of the NAWQA program is to synthesize data from...
EAARL first return topography— Fire Island National Seashore
John Brock, C. Wayne Wright, Matt Patterson, Amar Nayagandhi, Judd Patterson
2007, Open-File Report 2007-1007
This Web site contains 31 LIDAR-derived first return topography maps and GIS files for Fire Island National Seashore.These lidar-derived topographic maps were produced as a collaborative effort between the U.S. Geological Survey (USGS) Coastal and Marine Geology Program, the National Park Service (NPS), Northeast Coastal and Barrier Network, Inventory and...
