Geochemical Characterization of Mine Waste, Mine Drainage, and Stream Sediments at the Pike Hill Copper Mine Superfund Site, Orange County, Vermont
Nadine M. Piatak, Robert R. Seal II, Jane M. Hammarstrom, Richard G. Kiah, Jeffrey R. Deacon, Monique Adams, Michael W. Anthony, Paul H. Briggs, John C. Jackson
2006, Scientific Investigations Report 2006-5303
The Pike Hill Copper Mine Superfund Site in the Vermont copper belt consists of the abandoned Smith, Eureka, and Union mines, all of which exploited Besshi-type massive sulfide deposits. The site was listed on the U.S. Environmental Protection Agency (USEPA) National Priorities List in 2004 due to aquatic ecosystem impacts....
Geologic Map of the Upper Wolf Island Creek Watershed, Reidsville Area, Rockingham County, North Carolina
J. Wright Horton Jr., Donald J. Geddes Jr.
2006, Scientific Investigations Map 2871
This geologic map provides a foundation for hydrogeologic investigations in the Reidsville area of Rockingham County, north-central North Carolina. The 16-mi2 area within the Southeast Eden and Reidsville 7.5-min quadrangles includes the watershed of Wolf Island Creek and its tributary, Carroll Creek, upstream of their confluence. Layered metamorphic rocks in this...
Genetics/Genomics Research in the Central Region
Water Resources Division, U.S. Geological Survey
2006, Fact Sheet 2006-3053
Genetics-based research within the Biological Resources Discipline (BRD) Science Centers in the Central Region incorporates many aspects of the field of genetics. Research activities range from documenting patterns of genetic variation in order to investigate relationships among species, populations and individuals to investigating the structure, function and expression of genes...
Areal distribution and concentration of contaminants of concern in surficial streambed and lakebed sediments, Lake St. Clair and tributaries, Michigan, 1990-2003
Cynthia M. Rachol, Daniel T. Button
2006, Scientific Investigations Report 2006-5189
As part of the Lake St. Clair Regional Monitoring Project, the U.S. Geological Survey evaluated data collected from surficial streambed and lakebed sediments in the Lake Erie-Lake St. Clair drainages. This study incorporates data collected from 1990 through 2003 and focuses primarily on the U.S. part of the Lake...
Surficial geologic map of the Salem Depot-Newburyport East-Wilmington-Rockport 16-quadrangle area in northeast Massachusetts
Byron D. Stone, Janet Radway Stone, Mary L. DiGiacomo-Cohen
2006, Open-File Report 2006-1260-B
The surficial geologic map shows the distribution of nonlithified earth materials at land surface in an area of 16 7.5-minute quadrangles (total 658 mi2) in northeast Massachusetts. The geologic map differentiates surficial materials of Quaternary age on the basis of their lithologic characteristics (grain size, sedimentary structures, mineral and rock-particle...
USGS Streamgages Linked to the Medium Resolution NHD
David W. Stewart, Alan Rea, David M. Wolock
2006, Data Series 195
The locations of approximately 23,000 current and historical U.S. Geological Survey (USGS) streamgages in the United States and Puerto Rico (with the exception of Alaska) have been snapped to the medium resolution National Hydrography Dataset (NHD). The NHD contains geospatial information about mapped surface-water features, such as streams, lakes,...
Percentage of Probability of Nonpoint-Source Nitrate Contamination of Recently Recharged Ground Water in the High Plains Aquifer
Sharon L. Qi, Jason J. Gurdak
2006, Data Series 192
This raster data set represents the percentage of probability of nonpoint-source nitrate contamination (greater than the proposed background concentration of 4 milligrams per liter (mg/L) as N) of recently (defined as less than 50 years) recharged ground water in the High Plains aquifer of the United States. The High Plains...
Water-resources data for the United States: water year 2006
Water Resources Division, U.S. Geological Survey
2006, Water Data Report 2006
Water resources data are published annually for use by engineers, scientists, managers, educators, and the general public. These archival products supplement direct access to current and historical water data provided by NWISWeb. Beginning with Water Year 2006, annual water data reports are available as individual electronic Site Data Sheets for...
Geologic Map of the Big Spring Quadrangle, Carter County, Missouri
David J. Weary, Robert C. McDowell
2006, Scientific Investigations Map 2804
The bedrock exposed in the Big Spring quadrangle of Missouri comprises Late Cambrian and Early Ordovician aged dolomite, sandstone, and chert. The sedimentary rocks are nearly flat lying except where they are adjacent to faults. The carbonate rocks are karstified, and the area contains numerous sinkholes, springs, caves, and losing...
The Virginia Coastal Plain hydrogeologic framework
E. Randolph McFarland, T. Scott Bruce
2006, Professional Paper 1731
A refined descriptive hydrogeologic framework of the Coastal Plain of eastern Virginia provides a new perspective on the regional ground-water system by incorporating recent understanding gained by discovery of the Chesapeake Bay impact crater and determination of other geological relations. The seaward-thickening wedge of extensive, eastward-dipping strata of largely unconsolidated...
Regional survey of structural properties and cementation patterns of fault zones in the northern part of the Albuquerque Basin, New Mexico - Implications for ground-water flow
Scott A. Minor, Mark R. Hudson
2006, Professional Paper 1719
Motivated by the need to document and evaluate the types and variability of fault zone properties that potentially affect aquifer systems in basins of the middle Rio Grande rift, we systematically characterized structural and cementation properties of exposed fault zones at 176 sites in the northern Albuquerque Basin. A statistical...
Methods for Adjusting U.S. Geological Survey Rural Regression Peak Discharges in an Urban Setting
Glenn E. Moglen, Dorianne E. Shivers
2006, Scientific Investigations Report 2006-5270
A study was conducted of 78 U.S. Geological Survey gaged streams that have been subjected to varying degrees of urbanization over the last three decades. Flood-frequency analysis coupled with nonlinear regression techniques were used to generate a set of equations for converting peak discharge estimates determined from rural regression equations...
Organic Compounds and Trace Elements in Fish Tissue and Bed Sediment in the Delaware River Basin, New Jersey, Pennsylvania, New York, and Delaware, 1998-2000
Kristin M. Romanok, Jeffrey M. Fischer, Karen Riva-Murray, Robin Brightbill, Michael Bilger
2006, Scientific Investigations Report 2006-5150
As part of the National Water-Quality Assessment (NAWQA) program activities in the Delaware River Basin (DELR), samples of fish tissue from 21 sites and samples of bed sediment from 35 sites were analyzed for a suite of organic compounds and trace elements. The sampling sites, within subbasins ranging in size...
Organic Compounds, Trace Elements, Suspended Sediment, and Field Characteristics at the Heads-of-Tide of the Raritan, Passaic, Hackensack, Rahway, and Elizabeth Rivers, New Jersey, 2000-03
Jennifer L. Bonin, Timothy P. Wilson
2006, Data Series 123
Concentrations of suspended sediment, particulate and dissolved organic carbon, trace elements, and organic compounds were measured in samples from the heads-of-tide of the five tributaries to the Newark and Raritan Bays during June 2000 to June 2003. The samples were collected as part of the New Jersey Department of Environmental...
Quantifying the Components of Impervious Surfaces
Janet S. Tilley, E. Terrence Slonecker
2006, Open-File Report 2007-1008
This study's objectives were to (1) determine the relative contribution of impervious surface individual components by collecting digital information from high-resolution imagery, 1-meter or better; and to (2) determine which of the more advanced techniques, such as spectral unmixing or the application of coefficients to land use or land cover...
Report of the River Master of the Delaware River for the period December 1, 2001 - November 30, 2002
Bruce E. Krejmas, Gary N. Paulachok, William J. Carswell Jr.
2006, Open-File Report 2006-1220
A Decree of the United States Supreme Court in 1954 established the position of Delaware River Master within the U.S. Geological Survey. In addition, the Decree authorizes diversions of water from the Delaware River Basin and requires compensating releases from certain reservoirs, owned by New York City, to be made...
Analysis of the Magnitude and Frequency of Peak Discharges for the Navajo Nation in Arizona, Utah, Colorado, and New Mexico
Scott D. Waltemeyer
2006, Scientific Investigations Report 2006-5306
Estimates of the magnitude and frequency of peak discharges are necessary for the reliable flood-hazard mapping in the Navajo Nation in Arizona, Utah, Colorado, and New Mexico. The Bureau of Indian Affairs, U.S. Army Corps of Engineers, and Navajo Nation requested that the U.S. Geological Survey update estimates of peak...
Hydrogeology of the Lloyd aquifer on Long Island, New York— A brief summary of USGS investigations
Anthony Chu
2006, Open-File Report 2006-1341
The four counties of Long Island (fig. 1) are underlain by a wedge-shaped sequence of unconsolidated deposits of Late Cretaceous and Pleistocene age that lie unconformably on crystalline bedrock (fig. 2). A saprolitic (weathered bedrock) zone 20 to 100 ft thick overlies the bedrock in most areas. The sequence of...
Effects of Irrigation, Drought, and Ground-Water Withdrawals on Ground-Water Levels in the Southern Lihue Basin, Kauai, Hawaii
Scot K. Izuka
2006, Scientific Investigations Report 2006-5291
A numerical ground-water-flow model was used to investigate the effects of irrigation on ground-water levels in the southern Lihue Basin, Kauai, Hawaii, and the relation between declining ground-water levels observed in the basin in the 1990s and early 2000s and concurrent drought, irrigation reduction, and changes in ground-water withdrawal. Results...
Recent (2003-05) water quality of Barton Springs, Austin, Texas, with emphasis on factors affecting variability
Barbara Mahler, Bradley D. Garner, MaryLynn Musgrove, Amber L. Guilfoyle, Mohan V. Rao
2006, Scientific Investigations Report 2006-5299
From 2003 to 2005, the U.S. Geological Survey, in cooperation with the Texas Commission on Environmental Quality, collected and analyzed water samples from the four springs (orifices) of Barton Springs in Austin, Texas (Upper, Main, Eliza, and Old Mill Springs), with the objective of characterizing water quality. Barton Springs is...
U.S. industrial garnet
James G. Evans, Phillip R. Moyle
2006, Bulletin 2209-L
The United States presently consumes about 16 percent of global production of industrial garnet for use in abrasive airblasting, abrasive coatings, filtration media, waterjet cutting, and grinding. As of 2005, domestic garnet production has decreased from a high of 74,000 t in 1998, and imports have increased to the extent...
Magnitude and Frequency of Floods in New York
Richard Lumia, Douglas A. Freehafer, Martyn J. Smith
2006, Scientific Investigations Report 2006-5112
Techniques are presented for estimating the magnitude and frequency of flood discharges on rural, unregulated streams in New York, excluding Long Island. Peak-discharge-frequency data and basin characteristics from 388 streamflow-gaging stations in New York and adjacent states were used to develop multiple linear regression equations for flood discharges with recurrence...
Drainage Areas of Selected Streams in Virginia
Donald C. Hayes, Ute Wiegand
2006, Open-File Report 2006-1308
Drainage areas were determined for more than 1,600 basins in the three major river basins of Virginia -- the North Atlantic Slope, South Atlantic Slope, and Ohio River Basins. Drainage areas range from 0.004 square mile to 7,866 square miles. A geographic information system was used to digitize and store...
The Response of Suspended Sediment, Turbidity, and Velocity to Historical Alterations of the Missouri River
Dale W. Blevins
2006, Circular 1301
The heavy sediment load and large amounts of floating debris generated by the constantly caving banks of the Missouri River was documented in the first written description of the river by Father Jacques Marquette in 1673 as he approached the mouth of the Missouri River from the upper Mississippi River:...
The Cerrillos Uplift, the La Bajada Constriction, and Hydrogeologic Framework of the Santo Domingo Basin, Rio Grande Rift, New Mexico
Scott A. Minor, editor(s)
2006, Professional Paper 1720
The geologic, geophysical, and hydrogeologic properties of the La Bajada constriction and Santo Domingo Basin, northern New Mexico, result from tectonic and volcanic processes of the late Tertiary and Quaternary Rio Grande rift. An integrated geologic and geophysical assessment in the La Bajada constriction allows development of a geologic...
