Temporal change in biological community structure in the Fountain Creek basin, Colorado, 2001-2008
Robert E. Zuellig, James F. Bruce, Stogner
2010, Scientific Investigations Report 2010-5103
In 2001, the U.S. Geological Survey, in cooperation with Colorado Springs City Engineering, began a study to better understand the relations between environmental characteristics and biological communities in the Fountain Creek basin in order to aide water-resource management and guide future monitoring activities. To accomplish this task, environmental (streamflow, habitat,...
Death Valley regional groundwater flow system, Nevada and California: Hydrogeologic framework and transient groundwater flow model
Wayne Belcher, Frank A. D’Agnese, Grady M. O’Brien, Donald S. Sweetkind, Carma A. San Juan, Randell J. Laczniak, Christopher J. Potter, Heather Putnam, Claudia C. Faunt, Joan B. Blainey, Mary C. Hill, M. S. Bedinger, J. R. Harrill
Wayne R. Belcher, Donald S. Sweetkind, editor(s)
2010, Professional Paper 1711
A numerical three-dimensional (3D) transient groundwater flow model of the Death Valley region was developed by the U.S. Geological Survey for the U.S. Department of Energy programs at the Nevada Test Site and at Yucca Mountain, Nevada. Decades of study of aspects of the groundwater flow system and previous less...
Environmental baseline study of the Huron River Watershed, Baraga and Marquette Counties, Michigan
Laurel G. Woodruff, Thomas L. Weaver, William F. Cannon
2010, Scientific Investigations Report 2010-5121
This report summarizes results of a study to establish water-quality and geochemical baseline conditions within a small watershed in the Lake Superior region. In 2008, the U.S. Geological Survey (USGS) completed a survey of water-quality parameters and soil and streambed sediment geochemistry of the 83 mi2 Huron River Watershed in...
SWB: A modified Thornthwaite-Mather Soil-Water-Balance code for estimating groundwater recharge
S. M. Westenbroek, V. A. Kelson, W. R. Dripps, R. J. Hunt, K. R. Bradbury
2010, Techniques and Methods 6-A31
A Soil-Water-Balance (SWB) computer code has been developed to calculate spatial and temporal variations in groundwater recharge. The SWB model calculates recharge by use of commonly available geographic information system (GIS) data layers in combination with tabular climatological data. The code is based on a modified Thornthwaite-Mather soil-water-balance approach, with...
Thermal effects of dams in the Willamette River basin, Oregon
Stewart A. Rounds
2010, Scientific Investigations Report 2010-5153
Methods were developed to assess the effects of dams on streamflow and water temperature in the Willamette River and its major tributaries. These methods were used to estimate the flows and temperatures that would occur at 14 dam sites in the absence of upstream dams, and river models were applied...
A method for quantitative mapping of thick oil spills using imaging spectroscopy
Roger N. Clark, Gregg A. Swayze, Ira Leifer, K. Eric Livo, Raymond F. Kokaly, Todd Hoefen, Sarah Lundeen, Michael Eastwood, Robert O. Green, Neil Pearson, Charles Sarture, Ian McCubbin, Dar Roberts, Eliza Bradley, Denis Steele, Thomas Ryan, Roseanne Dominguez, The Airborne Visible/Infrared Imaging Spectrometer (AVIRIS) Team
2010, Open-File Report 2010-1167
In response to the Deepwater Horizon oil spill in the Gulf of Mexico, a method of near-infrared imaging spectroscopic analysis was developed to map the locations of thick oil floating on water. Specifically, this method can be used to derive, in each image pixel, the oil-to-water ratio in oil emulsions,...
Effects of sea-level rise and pumpage elimination on saltwater intrusion in the Hilton Head Island area, South Carolina, 2004-2104
Dorothy F. Payne
2010, Scientific Investigations Report 2009-5251
Saltwater intrusion of the Upper Floridan aquifer has been observed in the Hilton Head area, South Carolina since the late 1970s and currently affects freshwater supply. Rising sea level in the Hilton Head Island area may contribute to the occurrence of and affect the rate of saltwater intrusion into the...
Hydrology, water quality, and water-supply potential of ponds at Hunter Army Airfield, Chatham County, Georgia, November 2008-July 2009
John S. Clarke, Jaime A. Painter
2010, Scientific Investigations Report 2009-5265
The hydrology, water quality, and water-supply potential of four ponds constructed to capture stormwater runoff at Hunter Army Airfield, Chatham County, Georgia, were evaluated as potential sources of supplemental irrigation supply. The ponds are, Oglethorpe Lake, Halstrum Pond, Wilson Gate Pond, and golf course pond. During the dry season, when...
Hydrologic conditions, stream-water quality, and selected groundwater studies conducted in the Lawrenceville area, Georgia, 2003-2008
John S. Clarke, Lester J. Williams
2010, Scientific Investigations Report 2010-5032
Hydrologic studies conducted during 2003-2008 as part of the U.S. Geological Survey Cooperative Water Program with the City of Lawrenceville, Georgia, provide important data for the management of water resources. The Cooperative Water Program includes (1) hydrologic monitoring (precipitation, streamflow, and groundwater levels) to quantify baseline conditions in anticipation of...
Hydrogeology and water quality of the Floridan aquifer system and effect of Lower Floridan aquifer pumping on the Upper Floridan aquifer at Hunter Army Airfield, Chatham County, Georgia
John S. Clarke, Lester J. Williams, Gregory C. Cherry
2010, Scientific Investigations Report 2010-5080
Test drilling and field investigations, conducted at Hunter Army Airfield (HAAF), Chatham County, Georgia, during 2009, were used to determine the geologic, hydraulic, and water-quality characteristics of the Floridan aquifer system and to evaluate the effect of Lower Floridan aquifer (LFA) pumping on the Upper Floridan aquifer (UFA). Field investigation...
Titanium recycling in the United States in 2004, chap. Y of Sibley, S.F., ed., Flow studies for recycling metal commodities in the United States
Thomas G. Goonan
2010, Circular 1196-Y
As one of a series of reports that describe the recycling of metal commodities in the United States, this report discusses the titanium metal fraction of the titanium economy, which generates and uses titanium metal scrap in its operations. Data for 2004 were selected to demonstrate the titanium flows associated...
Revised hydrogeologic framework of the Floridan aquifer system in the northern coastal area of Georgia and adjacent parts of South Carolina
Lester J. Williams, Harold E. Gill
2010, Scientific Investigations Report 2010-5158
The hydrogeologic framework for the Floridan aquifer system has been revised for eight northern coastal counties in Georgia and five coastal counties in South Carolina by incorporating new borehole geophysical and flowmeter log data collected during previous investigations. Selected well logs were compiled and analyzed to determine the vertical and...
Hydrogeomorphic segments and hydraulic microhabitats of the Niobrara River, Nebraska— With special emphasis on the Niobrara National Scenic River
Jason S. Alexander, Ronald B. Zelt, Nathan J. Schaepe
2010, Scientific Investigations Report 2010-5141
The Niobrara River is an ecologically and economically important resource in Nebraska. The Nebraska Department of Natural Resources’ recent designation of the hydraulically connected surface- and groundwater resources of the Niobrara River Basin as “fully appropriated” has emphasized the importance of understanding linkages between the physical and ecological dynamics of...
Estimation of magnitude and frequency of floods in urban basins in Missouri
Rodney E. Southard
2010, Scientific Investigations Report 2010-5073
Streamgage flood-frequency analyses were done for 35 streamgages on urban streams in and adjacent to Missouri for estimation of the magnitude and frequency of floods in urban areas of Missouri. A log-Pearson Type-III distribution was fitted to the annual series of peak flow data retrieved from the U.S. Geological Survey...
Simulation of ground-water flow and solute transport in the Glen Canyon aquifer, East-Central Utah
Geoffrey W. Freethey, Bernard J. Stolp
2010, Scientific Investigations Report 2009-5037
The extraction of methane from coal beds in the Ferron coal trend in central Utah started in the mid-1980s. Beginning in 1994, water from the extraction process was pressure injected into the Glen Canyon aquifer. The lateral extent of the aquifer that could be affected by injection is about 7,600...
Nutrient concentrations, loads, and yields in the Eucha-Spavinaw Basin, Arkansas and Oklahoma, 2002-09
Rachel A. Esralew, Robert L. Tortorelli
2010, Scientific Investigations Report 2010-5119
The city of Tulsa, Oklahoma, uses Lake Eucha and Spavinaw Lake in the Eucha-Spavinaw Basin in northwestern Arkansas and northeastern Oklahoma for public water supply. The city has spent millions of dollars over the last decade to eliminate taste and odor problems in the drinking water from the Eucha-Spavinaw system,...
Effects of including surface depressions in the application of the Precipitation-Runoff Modeling System in the Upper Flint River Basin, Georgia
Roland J. Viger, Lauren E. Hay, John Jones, Gary R. Buell
2010, Scientific Investigations Report 2010-5062
This report documents an extension of the Precipitation Runoff Modeling System that accounts for the effect of a large number of water-holding depressions in the land surface on the hydrologic response of a basin. Several techniques for developing the inputs needed by this extension also are presented. These techniques include...
Determination of baseline periods of record for selected streamflow-gaging stations in and near Oklahoma for use in modeling applications
Rachel A. Esralew
2010, Scientific Investigations Report 2010-5106
Use of historical streamflow data from a least-altered period of record can be used in calibration of various modeling applications that are used to characterize least-altered flow and predict the effects of proposed streamflow alteration. This information can be used to enhance water-resources planning. A baseline period of record was...
Water-level database update for the Death Valley regional groundwater flow system, Nevada and California, 1907-2007
Michael T. Pavelko
2010, Data Series 519
The water-level database for the Death Valley regional groundwater flow system in Nevada and California was updated. The database includes more than 54,000 water levels collected from 1907 to 2007, from more than 1,800 wells. Water levels were assigned a primary flag and multiple secondary flags that describe hydrologic conditions...
Simulation of the shallow groundwater-flow system near the Hayward Airport, Sawyer County, Wisconsin
Randall J. Hunt, Paul F. Juckem, Charles P. Dunning
2010, Scientific Investigations Report 2010-5049
There are concerns that removal and trimming of vegetation during expansion of the Hayward Airport in Sawyer County, Wisconsin, could appreciably change the character of a nearby cold-water stream and its adjacent environs. In cooperation with the Wisconsin Department of Transportation, a two-dimensional, steady-state groundwater-flow model of the shallow groundwater-flow...
Effects of Glen Canyon Dam discharges on water velocity and temperatures at the confluence of the Colorado and Little Colorado Rivers and implications for habitat for young-of-year humpback chub (Gila cypha)
Frank R. Protiva, Barbara E. Ralston, Dennis M. Stone, Keith A. Kohl, Michael D. Yard, G. Allen Haden
2010, Open-File Report 2010-1137
Water velocity and temperature are physical variables that affect the growth and survivorship of young-of-year (YOY) fishes. The Little Colorado River, a tributary to the Colorado River in Grand Canyon, is an important spawning ground and warmwater refuge for the endangered humpback chub (Gila cypha) from the colder mainstem Colorado...
Protocols for geologic hazards response by the Yellowstone Volcano Observatory to activity within the Yellowstone Volcanic System
Yellowstone Volcano Observatory
2010, Circular 1351
Executive SummaryThe Yellowstone Plateau hosts an active volcanic system, with subterranean magma (molten rock), boiling, pressurized waters, and a variety of active faults with significant earthquake hazards. Within the next few decades, light-to-moderate earthquakes and steam explosions are certain to occur. Volcanic eruptions are less likely, but are ultimately inevitable...
Hydrogeology and numerical simulation of the unconsolidated glacial aquifer in the Pootatuck River Basin, Newtown, Connecticut
Carl S. Carlson, Remo A. Mondazzi, David M. Bjerklie, Craig J. Brown
2010, Scientific Investigations Report 2010-5142
A study of the groundwater and stream-aquifer interaction in the Pootatuck River Basin, Newtown, Connecticut, was conducted to analyze the effect of production wells on the groundwater levels and streamflow in the Pootatuck River as part of a cooperative program between the U.S. Geological Survey and Newtown, Connecticut. This study...
Preliminary assessment of factors influencing riverine fish communities in Massachusetts
David S. Armstrong, Todd A. Richards, Sara L. Brandt
2010, Open-File Report 2010-1139
The U.S. Geological Survey, in cooperation with the Massachusetts Department of Conservation and Recreation (MDCR), Massachusetts Department of Environmental Protection (MDEP), and the Massachusetts Department of Fish and Game (MDFG), conducted a preliminary investigation of fish communities in small- to medium-sized Massachusetts streams. The objective of this investigation was to...
Distribution of Isotopic and Environmental Tracers in Groundwater, Northern Ada County, Southwestern Idaho
Candice B. Adkins, James R. Bartolino
2010, Scientific Investigations Report 2010-5144
Residents of northern Ada County, Idaho, depend on groundwater for domestic and agricultural uses. The population of this area is growing rapidly and groundwater resources must be understood for future water-resource management. The U.S. Geological Survey, in cooperation with the Idaho Department of Water Resources, used a suite of isotopic...
