Evaluation of Water-Chemistry and Water-Level Data at the Henderson Road Superfund Site, Upper Merion Township, Montgomery County, Pennsylvania, 1991-2008
Ronald A. Sloto
2009, Scientific Investigations Report 2009-5101
Several shutdown-rebound tests have been conducted at the Henderson Road Superfund Site, which has been on the U.S. Environmental Protection Agency's National Priorities List since 1984. For a given test, the extraction wells are turned off, and water samples are collected from selected monitor wells at regular intervals before and...
Excel Spreadsheet Tools for Analyzing Groundwater Level Records and Displaying Information in ArcMap
Fred D. Tillman
2009, Techniques and Methods 4-F1
When beginning hydrologic investigations, a first action is often to gather existing sources of well information, compile this information into a single dataset, and visualize this information in a geographic information system (GIS) environment. This report presents tools (macros) developed using Visual Basic for Applications (VBA) for Microsoft Excel 2007...
Simulation of the Regional Ground-Water-Flow System and Ground-Water/Surface-Water Interaction in the Rock River Basin, Wisconsin
Paul F. Juckem
2009, Scientific Investigations Report 2009-5094
A regional, two-dimensional, areal ground-water-flow model was developed to simulate the ground-water-flow system and ground-water/surface-water interaction in the Rock River Basin. The model was developed by the U.S. Geological Survey (USGS), in cooperation with the Rock River Coalition. The objectives of the regional model were to improve understanding of the...
Modeling Flood Plain Hydrology and Forest Productivity of Congaree Swamp, South Carolina
Thomas W. Doyle
2009, Scientific Investigations Report 2009-5130
An ecological field and modeling study was conducted to examine the flood relations of backswamp forests and park trails of the flood plain portion of Congaree National Park, S.C. Continuous water level gages were distributed across the length and width of the flood plain portion - referred to as 'Congaree...
Estimating Prediction Uncertainty from Geographical Information System Raster Processing: A User's Manual for the Raster Error Propagation Tool (REPTool)
Jason J. Gurdak, Sharon L. Qi, Michael L. Geisler
2009, Techniques and Methods 11-C3
The U.S. Geological Survey Raster Error Propagation Tool (REPTool) is a custom tool for use with the Environmental System Research Institute (ESRI) ArcGIS Desktop application to estimate error propagation and prediction uncertainty in raster processing operations and geospatial modeling. REPTool is designed to introduce concepts of error and uncertainty in...
Groundwater quality, age, and probability of contamination, Eagle River watershed valley-fill aquifer, north-central Colorado, 2006-2007
Michael G. Rupert, Niel Plummer
2009, Scientific Investigations Report 2009-5082
The Eagle River watershed is located near the destination resort town of Vail, Colorado. The area has a fastgrowing permanent population, and the resort industry is rapidly expanding. A large percentage of the land undergoing development to support that growth overlies the Eagle River watershed valley-fill aquifer (ERWVFA), which likely...
Complete Analytical Data for Samples of Jurassic Igneous Rocks in the Bald Mountain Mining District, Nevada
Edward A. du Bray
2009, Open-File Report 2009-1144
This report presents all petrographic, major oxide, and trace element data for a set of 109 samples collected during an investigation of Jurassic igneous rocks in the Bald Mountain mining district, Nevada. Igneous rocks in the district include the Bald Mountain stock, quartz-feldspar porphyry dikes, basaltic andesite dikes, aplite sills,...
Hydrology of the Johnson Creek Basin, Oregon
Karl K. Lee, Daniel T. Snyder
2009, Scientific Investigations Report 2009-5123
The Johnson Creek basin is an important resource in the Portland, Oregon, metropolitan area. Johnson Creek forms a wildlife and recreational corridor through densely populated areas of the cities of Milwaukie, Portland, and Gresham, and rural and agricultural areas of Multnomah and Clackamas Counties. The basin has changed as a...
Missouri River Emergent Sandbar Habitat Monitoring Plan - A Conceptual Framework for Adaptive Management
Mark H. Sherfy, Jennifer H. Stucker, Michael J. Anteau
2009, Open-File Report 2008-1223
Habitat conditions are one of the most important factors determining distribution and productivity of least terns (Sternula antillarum) and piping plovers (Charadrius melodus) in the upper Missouri River system (Ziewitz and others, 1992; Kruse and others, 2002). Habitat conditions are known to change within and among seasons in response to...
Investigating Seed Longevity of Big Sagebrush (Artemisia tridentata)
Upekala C. Wijayratne, David A. Pyke
2009, Open-File Report 2009-1146
The Intermountain West is dominated by big sagebrush communities (Artemisia tridentata subspecies) that provide habitat and forage for wildlife, prevent erosion, and are economically important to recreation and livestock industries. The two most prominent subspecies of big sagebrush in this region are Wyoming big sagebrush (A. t. ssp. wyomingensis) and...
Methods and basic data from mass-loading studies in American Fork, October 1999, and Mary Ellen Gulch, Utah, September 2000
Briant A. Kimball, Robert L. Runkel, Linda J. Gerner
2009, Data Series 443
Land-management agencies are faced with decisions about remediation in streams affected by mine drainage. In support of the U. S. Forest Service, for the Uinta National Forest, the U.S. Geological Survey conducted mass-loading studies in American Fork and Mary Ellen Gulch, Utah. Synoptic samples were collected along a 10,000-meter study...
Characterization of Groundwater Quality Based on Regional Geologic Setting in the Piedmont and Blue Ridge Physiographic Provinces, North Carolina
Stephen L. Harden, Melinda J. Chapman, Douglas A. Harned
2009, Scientific Investigations Report 2009-5149
A compilation of groundwater-quality data collected as part of two U.S. Geological Survey studies provides a basis for understanding the ambient geochemistry related to geologic setting in the Piedmont and Blue Ridge Physiographic Provinces (hereafter referred to as Piedmont and Mountains Provinces) of North Carolina. Although the geology is complex,...
Hydrology, Water Quality, and Aquatic Communities of Selected Springs in the St. Johns River Water Management District, Florida
Stephen J. Walsh, Leel Knowles Jr., Brian G. Katz, Douglas G. Strom
2009, Scientific Investigations Report 2009-5046
Hydrologic, physicochemical, and aquatic community data were collected and compiled by the U.S. Geological Survey for selected springs within the St. Johns River Water Management District from January 2004 to October 2007. Nine springs were included in this study: Alexander, Apopka, Bugg, De Leon, Gemini, Green, Rock, Silver Glen, and...
Quaternary Geologic Framework of the St. Clair River between Michigan and Ontario, Canada
David S. Foster, Jane F. Denny
2009, Open-File Report 2009-1137
Concern about the effect of geomorphic changes in the St. Clair River on water levels in the Upper Great Lakes resulted in the need for information on the geologic framework of the river. A geophysical survey of the Upper St. Clair River between Port Huron, MI, and Sarnia, Ontario, Canada,...
Composition of Age-0 Fish Assemblages in the Apalachicola River, River Styx, and Battle Bend, Florida
Stephen J. Walsh, Elissa N. Buttermore, O. Towns Burgess, William E. Pine III
2009, Open-File Report 2009-1145
Light traps were used to sample the age-0 year class of fish communities in the Apalachicola River and associated floodplain water bodies of River Styx and Battle Bend, Florida, in 2006-2007. A total of 629 light traps were deployed during the spring and early summer months (341 between March 15...
A Tidally Averaged Sediment-Transport Model for San Francisco Bay, California
Megan A. Lionberger, David H. Schoellhamer
2009, Scientific Investigations Report 2009-5104
A tidally averaged sediment-transport model of San Francisco Bay was incorporated into a tidally averaged salinity box model previously developed and calibrated using salinity, a conservative tracer (Uncles and Peterson, 1995; Knowles, 1996). The Bay is represented in the model by 50 segments composed of two layers: one representing the...
Evaluation of hazardous faults in the intermountain west region: Summary and recommendations of a workshop
Anthony J. Crone, Kathleen M. Haller, Joseph Z. Maharrey
2009, Open-File Report 2009-1140
The U.S. Geological Survey’s (USGS) Earthquake Hazards Program (EHP) has the responsibility to provide nationwide information and knowledge about earthquakes and earthquake hazards as a step to mitigating earthquake-related losses. As part of this mission, USGS geologists and geophysicists continue to study faults and structures that have the potential to...
Table Rock Lake Water-Clarity Assessment Using Landsat Thematic Mapper Satellite Data
Gary Krizanich, Michael P. Finn
2009, Scientific Investigations Report 2009-5162
Water quality of Table Rock Lake in southwestern Missouri is assessed using Landsat Thematic Mapper satellite data. A pilot study uses multidate satellite image scenes in conjunction with physical measurements of secchi disk transparency collected by the Lakes of Missouri Volunteer Program to construct a regression model used to estimate...
The National Map - Orthoimagery
James Mauck, Kim Brown, William J. Carswell Jr.
2009, Fact Sheet 2009-3055
Orthorectified digital aerial photographs and satellite images of 1-meter (m) pixel resolution or finer make up the orthoimagery component of The National Map. The process of orthorectification removes feature displacements and scale variations caused by terrain relief and sensor geometry. The result is a combination of the image characteristics of...
The National Map - Elevation
Dean Gesch, Gayla Evans, James Mauck, John Hutchinson, William J. Carswell Jr.
2009, Fact Sheet 2009-3053
The National Elevation Dataset (NED) is the primary elevation data product produced and distributed by the USGS. The NED provides seamless raster elevation data of the conterminous United States, Alaska, Hawaii, and the island territories. The NED is derived from diverse source data sets that are processed to a specification...
Comparison of ASTER- and AVIRIS-derived mineral and vegetation maps of the White Horse replacement alunite deposit and surrounding area, Marysvale volcanic field, Utah
Barnaby W. Rockwell
2009, Scientific Investigations Report 2009-5117
This report presents and compares mineral and vegetation maps of parts of the Marysvale volcanic field in west-central Utah that were published in a recent paper describing the White Horse replacement alunite deposit. Detailed, field-verified maps of the deposit were produced from Airborne Visible/Infrared Imaging Spectrometer (AVIRIS) data acquired from...
Experimental Advanced Airborne Research Lidar (EAARL) Data Processing Manual
Jamie M. Bonisteel, Amar Nayegandhi, C. Wayne Wright, John Brock, David Nagle
2009, Open-File Report 2009-1078
The Experimental Advanced Airborne Research Lidar (EAARL) is an example of a Light Detection and Ranging (Lidar) system that utilizes a blue-green wavelength (532 nanometers) to determine the distance to an object. The distance is determined by recording the travel time of a transmitted pulse at the speed of light...
Water-Quality and Biological Assessment of the Iowa River and Tributaries Within and Contiguous to the Meskwaki Settlement of the Sac and Fox Tribe of the Mississippi in Iowa, 2006-07
Gregory R. Littin, Jason C. McVay
2009, Scientific Investigations Report 2009-5105
In cooperation with the Sac and Fox Tribe of the Mississippi in Iowa (Meskwaki Nation), the U.S. Geological Survey conducted a 2-year baseline assessment of the chemical and biological quality of streams within the Meskwaki Settlement in central Iowa. The Meskwaki Nation is a federally recognized tribe that wishes to...
The National Map - Hydrography
Jeffrey D. Simley, William J. Carswell Jr.
2009, Fact Sheet 2009-3054
The National Hydrography Dataset (NHD) is the surface-water component of The National Map. The NHD is a comprehensive set of digital spatial data that represents the surface water of the United States using common features such as lakes, ponds, streams, rivers, canals, streamgages, and dams. Polygons are used to represent...
Framework for a U.S. Geological Survey hydrologic climate-response program in Maine
Glenn A. Hodgkins, Robert M. Lent, Robert W. Dudley, Charles W. Schalk
2009, Fact Sheet 2009-3044
It is important to monitor hydrologic systems in the United States that could change dramatically over the short term as a result of climate change. Many ecological effects of climate change can be understood only if hydrologic data networks are in place. Because of its humid, temperate climate and its...
