Major- and Trace-Element Concentrations in Rock Samples from the Sleetmute 1:250,000-Scale Quadrangle, Alaska
Edward P. Klimasauskas, Marti L. Miller, William J. Keith
2007, Open-File Report 2007-1126
This report consists of geochemical data for rock samples collected in the Sleetmute 1:250,000-scale quadrangle by the U.S. Geological Survey between 1993 and 1999. Data were primarily used to conduct a mineral resource assessment of this quadrangle. The analytical results are presented here as digital tabular data with no interpretation....
Use of borehole-radar methods to monitor a steam-enhanced remediation pilot study at a quarry at the former Loring Air Force Base, Maine
Colette Gregoire, Peter K. Joesten, John W. Lane Jr.
2007, Scientific Investigations Report 2006-5191
Single-hole radar reflection and crosshole radar tomography surveys were used in conjunction with conventional borehole-geophysical methods to evaluate the effectiveness of borehole-radar methods for monitoring the movement of steam and heat through fractured bedrock. The U.S. Geological Survey, in cooperation with U.S. Environmental Protection Agency (USEPA), conducted surveys in an...
Geochemical data for stream-sediment, surface-water, rock, and vegetation samples from Red Mountain (Dry Creek), an unmined volcanogenic massive sulfide deposit in the Bonnifield District, Alaska Range, east-central Alaska
Stuart A. Giles, Robert G. Eppinger, Matthew Granitto, Philip P. Zelenak, Monique G. Adams, Michael W. Anthony, Paul H. Briggs, Larry P. Gough, Philip L. Hageman, Jane M. Hammarstrom, John D. Horton, Stephan J. Sutley, Peter M. Theodorakos, Ruth E. Wolf
2007, Data Series 204
North-central and northeast Nevada contains numerous large plutons and smaller stocks but also contains many small, shallowly emplaced intrusive bodies, including dikes, sills, and intrusive lava dome complexes. Decades of geologic investigations in the study area demonstrate that many ore deposits, representing diverse ore deposit types, are spatially, and probably...
Database Dictionary for Ethiopian National Ground-Water DAtabase (ENGDA) Data Fields
Eve L. Kuniansky, David W. Litke, Patrick Tucci
2007, Open-File Report 2007-1099
Introduction This document describes the data fields that are used for both field forms and the Ethiopian National Ground-water Database (ENGDA) tables associated with information stored about production wells, springs, test holes, test wells, and water level or water-quality observation wells. Several different words are used in this database dictionary and...
Hydrogeologic Framework and Ground-Water Budget of the Spokane Valley-Rathdrum Prairie Aquifer, Spokane County, Washington, and Bonner and Kootenai Counties, Idaho
Sue C. Kahle, James R. Bartolino
2007, Scientific Investigations Report 2007-5041
The U.S. Geological Survey, in cooperation with the Idaho Department of Water Resources and Washington State Department of Ecology, investigated the hydrogeologic framework and ground-water budget of the Spokane Valley-Rathdrum Prairie (SVRP) aquifer located in northern Idaho and northeastern Washington. Descriptions of the hydrogeologic framework, water-budget components, and further data...
Summary and trend analysis of water-quality data for the Oakes Test Area, southeastern North Dakota, 1984-2004
Karen R. Ryberg
2007, Scientific Investigations Report 2007-5056
The Oakes Test Area is operated and maintained by the Garrison Diversion Conservancy District, under a cooperative agreement with the Bureau of Reclamation, to evaluate the effectiveness and environmental consequences of irrigation. As part of the evaluation, the Bureau of Reclamation collected water-quality samples from seven sites on the James...
Ground-Water Flow Model for the Spokane Valley-Rathdrum Prairie Aquifer, Spokane County, Washington, and Bonner and Kootenai Counties, Idaho
Paul A. Hsieh, Michael E. Barber, Bryce A. Contor, Akram Hossain, Gary S. Johnson, Joseph L. Jones, Allan H. Wylie
2007, Scientific Investigations Report 2007-5044
This report presents a computer model of ground-water flow in the Spokane Valley-Rathdrum Prairie (SVRP) aquifer in Spokane County, Washington, and Bonner and Kootenai Counties, Idaho. The aquifer is the sole source of drinking water for more than 500,000 residents in the area. In response to the concerns about the...
Application of FTLOADDS to Simulate Flow, Salinity, and Surface-Water Stage in the Southern Everglades, Florida
John D. Wang, Eric D. Swain, Melinda A. Wolfert, Christian D. Langevin, Dawn E. James, Pamela A. Telis
2007, Scientific Investigations Report 2007-5010
The Comprehensive Everglades Restoration Plan requires numerical modeling to achieve a sufficient understanding of coastal freshwater flows, nutrient sources, and the evaluation of management alternatives to restore the ecosystem of southern Florida. Numerical models include a regional water-management model to represent restoration changes to the hydrology of southern Florida and...
Effect of Drought on Streamflow and Stream-Water Quality in Colorado, July through September 2002
Daniel T. Chafin, A. Douglas Druliner
2007, Scientific Investigations Report 2006-5322
During 2002, Colorado experienced the State's worst drought since 1977. In 2003, the U.S. Geological Survey entered into cooperative agreement with the Colorado Department of Public Health and Environment to evaluate the general effects of drought on the water quality of streams in Colorado during summer 2002 by analyzing a...
Near-Surface Structure and Velocities of the Northeastern Santa Cruz Mountains and the Western Santa Clara Valley, California, From Seismic Imaging
R. D. Catchings, G. Gandhok, M. R. Goldman, Clare Steedman
2007, Open-File Report 2007-1039
Introduction The Santa Clara Valley (SCV) is located in the southern San Francisco Bay area of California and is bounded by the Santa Cruz Mountains to the southwest, the Diablo Ranges to the northeast, and the San Francisco Bay to the north (Fig. 1). The SCV, which includes the City of...
Stratigraphy, paleomagnetism, and anisotropy of magnetic susceptibility of the Miocene Stanislaus Group, central Sierra Nevada and Sweetwater Mountains, California and Nevada
Nathan M. King, John W. Hillhouse, Sherman Gromme, Brian P. Hausback, Christopher J. Pluhar
2007, Geosphere (3) 646-666
Paleomagnetism and anisotropy of magnetic susceptibility (AMS) reveal pyroclastic flow patterns, stratigraphic correlations, and tectonic rotations in the Miocene Stanislaus Group, an extensive volcanic sequence in the central Sierra Nevada, California, and in the Walker Lane of California and Nevada. The Stanislaus Group...
Anza-Terwilliger hydrogeologic structures in Riverside County, California
Andrew Y. Morita, Dennis A. Clark, Peter Martin
2007, Report
This digital geospatial dataset documents the fault traces in the Anza and Terwilliger area of southwest Riverside County, California, that were modified from Moyle (1971) by Woolfenden and Bright (1988, figure 8). The fault information is used to help assess ground-water level changes in the area of Anza and...
Scan line correction : enabling broader use of Landsat Enhanced Thematic Mapper Plus (ETM+) data
R.M. Kurtz
2007, Earth Imaging Journal (4) 32-36
No abstract available....
Potentiometric Surface of the Upper Floridan Aquifer, West-Central Florida, May 2006
A.G. Ortiz
2007, Open-File Report 2007-1032
Introduction Hydrologic Conditions in West-Central Florida The Floridan aquifer system consists of the Upper and Lower Floridan aquifers separated by the middle confining unit. The middle confining unit and the Lower Floridan aquifer in west-central Florida generally contain highly mineralized water. The...
Selenium and Mercury Concentrations in Fish, Wolford Mountain Reservoir, Colorado, 2005
Nancy J. Bauch
2007, Scientific Investigations Report 2007-5019
A reconnaissance investigation of selenium and total mercury in fish in Wolford Mountain Reservoir, Colorado, was conducted by the U.S. Geological Survey in June 2005, in cooperation with the Colorado River Water Conservation District. A total of 32 game and nongame fish were collected from three sites in the reservoir...
Inventory of Amphibians and Reptiles at Mojave National Preserve: Final Report
Trevor B. Persons, Erika M. Nowak
2007, Open-File Report 2007-1109
As part of the National Park Service Inventory and Monitoring Program in the Mojave Network, we conducted an inventory of amphibians and reptiles at Mojave National Preserve in 2004-2005. Objectives for this inventory were to use fieldwork, museum collections, and literature review to document the occurrence of reptile and amphibian...
Exchanges of Water between the Upper Floridan Aquifer and the Lower Suwannee and Lower Santa Fe Rivers, Florida
J. W. Grubbs, C. A. Crandall
2007, Professional Paper 1656-C
Exchanges of water between the Upper Floridan aquifer and the Lower Suwannee River were evaluated using historic and current hydrologic data from the Lower Suwannee River Basin and adjacent areas that contribute ground-water flow to the lowest 76 miles of the Suwannee River and the lowest 28 miles of the...
Pilot Study of Sublethal Effects on Fish of Pesticides Currently Used and Proposed for Use on Maine Blueberries
Adria A. Elskus
2007, Open-File Report 2007-1110
Blueberry pesticides have been detected consistently in some Down East Maine rivers, yet little is known about the sublethal effects of these pesticides on fish early life stages. The Maine blueberry industry is proposing to replace the insecticide ImidanTM (active ingredient phosmet) and the herbicide VelparTM (active ingredient hexazinone), two...
Preliminary Results of Subsurface Exploration and Monitoring at the Johnson Creek Landslide, Lincoln County, Oregon
William H. Schulz, William L. Ellis
2007, Open-File Report 2007-1127
The Johnson Creek landslide is a translational, primarily bedrock landslide located along the Oregon coast about 5 km north of Newport. The landslide has damaged U.S. Highway 101 many times since construction of the highway and at least two geological and geotechnical investigations of the landslide have been performed by...
Ground-Water Hydrology of the Upper Klamath Basin, Oregon and California
Marshall W. Gannett, Kenneth E. Lite Jr., Jonathan L. La Marche, Bruce J. Fisher, Danial J. Polette
2007, Scientific Investigations Report 2007-5050
The upper Klamath Basin spans the California-Oregon border from the flank of the Cascade Range eastward to the Basin and Range Province, and encompasses the Klamath River drainage basin above Iron Gate Dam. Most of the basin is semiarid, but the Cascade Range and uplands in the interior and eastern...
Selenium Concentrations in Middle Pennsylvanian Coal-Bearing Strata in the Central Appalachian Basin
Sandra G. Neuzil, Frank T. Dulong, C. Blaine Cecil, Nick Fedorko, John J. Renton, D.K. Bhumbla
2007, Open-File Report 2007-1090
Introduction This report provides the results of a reconnaissance-level investigation of selenium (Se) concentrations in Middle Pennsylvanian coal-bearing strata in the central Appalachian basin. Bryant and others (2002) reported enrichments of Se concentrations in streams draining areas disturbed by surface mining relative to Se concentrations in streams that drain undisturbed areas;...
Publications of the Western Earth Surfaces Processes Team 2005
Charles Powell II, Paul Stone
2007, Open-File Report 2007-1027
Introduction The Western Earth Surface Processes Team (WESPT) of the U.S. Geological Survey (USGS) conducts geologic mapping, earth-surface process investigations, and related topical earth science studies in the western United States. This work is focused on areas where modern geologic maps and associated earth-science data are needed to address key societal...
WOVOdat design document: The schema, table descriptions, and create table statements for the database of worldwide volcanic unrest (WOVOdat Version 1.0)
Dina Y. Venezky, Christopher G. Newhall
2007, Open-File Report 2007-1117
WOVOdat Overview During periods of volcanic unrest, the ability to forecast near future activity has been a primary concern for human populations living near volcanoes. Our ability to forecast future activity and mitigate hazards is based on knowledge of previous activity at the volcano exhibiting unrest and knowledge of previous activity...
Organic-carbon sequestration in soil/sediment of the Mississippi River deltaic plain — Data; landscape distribution, storage, and inventory; accumulation rates; and recent loss, including a post-Katrina preliminary analysis
Helaine W. Markewich, Gary R. Buell, Louis D. Britsch, John P. McGeehin, John A. Robbins, John H. Wrenn, Douglas L. Dillon, Terry L. Fries, Nancy R. Morehead
2007, Professional Paper 1686-B
Soil/sediment of the Mississippi River deltaic plain (MRDP) in southeastern Louisiana is rich in organic carbon (OC). The MRDP contains about 2 percent of all OC in the surface meter of soil/sediment in the Mississippi River Basin (MRB). Environments within the MRDP differ in soil/sediment organic carbon (SOC) accumulation rate,...
How Much Water Is in the Apalachicola, Chattahoochee, and Flint Rivers, and How Much Is Used?
Mark N. Landers, Jaime A. Painter
2007, Fact Sheet 2007-3034
Questions of how much water is in the Apalachicola, Chattahoochee, and Flint (ACF) Rivers and how much is used do not have simple answers. The answers depend on the location in the river basin and on the year and season (as discussed on the first two pages of this fact...
