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Page 2793, results 69801 - 69825

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Method of Analysis by the U.S. Geological Survey California District Sacramento Laboratory-- Determination of Dissolved Organic Carbon in Water by High Temperature Catalytic Oxidation, Method Validation, and Quality-Control Practices
Susan M. Bird, Miranda S. Fram, Kathryn L. Crepeau
2003, Open-File Report 2003-366
An analytical method has been developed for the determination of dissolved organic carbon concentration in water samples. This method includes the results of the tests used to validate the method and the quality-control practices used for dissolved organic carbon analysis. Prior to analysis, water samples are filtered to remove suspended...
Stage-discharge relations for selected culverts and bridges in the Big Lost River flood plain at the Idaho National Engineering and Environmental Laboratory, Idaho
Charles Berenbrock, Jack D. Doyle
2003, Water-Resources Investigations Report 2003-4066
Information is needed by the U.S. Department of Energy at the Idaho National Engineering and Environmental Laboratory to determine the extent and severity of potential flooding at facilities along the Big Lost River. Two computer programs—the Culvert Analysis Program (CAP) and the HECRAS model—were used to define stage-discharge relations for 31 culverts and 2 bridge sites in...
Contaminated sediments database for Long Island Sound and the New York Bight
Ellen L. Mecray, Jamey M. Reid, Mary E. Hastings, Marilyn R. Buchholtz ten Brink
2003, Open-File Report 2003-241
The Contaminated Sediments Database for Long Island Sound and the New York Bight provides a compilation of published and unpublished sediment texture and contaminant data. This report provides maps of several of the contaminants in the database as well as references and a section on using the data to assess...
Use of the Hydrological Simulation Program-FORTRAN and bacterial source tracking for development of the fecal coliform total maximum daily load (TMDL) for Blacks Run, Rockingham County, Virginia
Douglas Moyer, Kenneth Hyer
2003, Water-Resources Investigations Report 2003-4161
Impairment of surface waters by fecal coliform bacteria is a water-quality issue of national scope and importance. Section 303(d) of the Clean Water Act requires that each State identify surface waters that do not meet applicable water-quality standards. In Virginia, more than 175 stream segments are on the 1998 Section...
Selected natural attenuation monitoring data, Operable Unit 1, Naval Undersea Warfare Center, Division Keyport, Washington, June 2001
Richard Steven Dinico
2003, Open-File Report 2003-344
Previous investigations have shown that natural attenuation and biodegradation of chlorinated volatile organic compounds (CVOCs) are substantial in shallow ground water beneath the 9-acre former landfill at Operable Unit 1 (OU 1), Naval Undersea Warfare Center (NUWC), Division Keyport, Washington. The U.S. Geological Survey (USGS) has continued to monitor ground-water...
Stable isotopes and volatile organic compounds along seven ground-water flow paths in divergent and convergent flow systems, southern California, 2000
Barbara J. Milby Dawson, Kenneth Belitz, Michael Land, Wesley R. Danskin
2003, Water-Resources Investigations Report 2003-4059
Ground water is a major source of drinking water in southern California. In an effort to understand factors influencing the susceptibility of ground water tapped by public supply wells, the U.S. Geological Survey has undertaken studies in cooperation with the California State Water Resources Control Board. The vertical and lateral...
Evaluation of passive diffusion bag samplers, dialysis samplers, and nylon-screen samplers in selected wells at Andersen Air Force Base, Guam, March-April 2002
Don A. Vroblesky, Manish Joshi, Jeff Morrell, J.E. Peterson
2003, Water-Resources Investigations Report 2003-4157
During March-April 2002, the U.S. Geological Survey, Earth Tech, and EA Engineering, Science, and Technology, Inc., in cooperation with the Air Force Center for Environmental Excellence, tested diffusion samplers at Andersen Air Force Base, Guam. Samplers were deployed in three wells at the Main Base and two wells at Marianas...
Simulation of net infiltration and potential recharge using a distributed-parameter watershed model of the Death Valley region, Nevada and California
Joseph A. Hevesi, Alan L. Flint, Lorraine E. Flint
2003, Water-Resources Investigations Report 2003-4090
This report presents the development and application of the distributed-parameter watershed model, INFILv3, for estimating the temporal and spatial distribution of net infiltration and potential recharge in the Death Valley region, Nevada and California. The estimates of net infiltration quantify the downward drainage of water across the lower boundary of...
Summary of Suspended-Sediment Concentration Data, San Francisco Bay, California, Water Year 2001
Paul A. Buchanan, Neil K. Ganju
2003, Open-File Report 2003-312
Suspended-sediment concentration data were collected in San Francisco Bay during water year 2001 (October 1, 2000-September 30, 2001). Optical backscatterance sensors and water samples were used to monitor suspended sediment at two sites in Suisun Bay, three sites in San Pablo Bay, two sites in Central San Francisco Bay, and...
Ground-water quality beneath irrigated agriculture in the central High Plains aquifer, 1999-2000
Breton W. Bruce, Mark F. Becker, Larry M. Pope, Jason J. Gurdak
2003, Water-Resources Investigations Report 2003-4219
In 1999 and 2000, 30 water-quality monitoring wells were installed in the central High Plains aquifer to evaluate the quality of recently recharged ground water in areas of irrigated agriculture and to identify the factors affecting ground-water quality. Wells were installed adjacent to irrigated agricultural fields with 10- or 20-foot...
Ground-water flow and ground- and surface-water interaction at McBaine Bottoms, Columbia, Missouri-2000-02
Brenda J. Smith
2003, Water-Resources Investigations Report 2003-4234
McBaine Bottoms southwest of Columbia, Missouri, is the site of 4,269 acres of the Eagle Bluffs Conservation Area operated by the Missouri Department of Conservation, about 130 acres of the city of Columbia wastewater-treat-ment wetlands, and the city of Columbia munici-pal-supply well field. The city of Columbia wastewater-treatment wetlands supply treated...
Hydrogeologic and ground-water-quality data for Belvidere, Illinois, and vicinity, 2001–02
P. C. Mills, R.T. Kay
2003, Open-File Report 2003-206
This report presents miscellaneous geologic, hydrologic, and ground-water-quality data collected in and near Belvidere, Ill. during May 2001–November 2002. The data were collected for two studies conducted by the U.S. Geological Survey during 1990–2002, but subsequent to publication of the final interpretive reports for the studies. The cooperative studies with...
Dissolved pesticide concentrations detected in storm-water runoff at selected sites in the San Joaquin River basin, California, 2000-2001
James L. Orlando, Kathryn Kuivila, Andrew Whitehead
2003, Open-File Report 2003-101
As part of a collaborative study involving the United States Geological Survey Toxics Substances Hydrology Project (Toxics Project) and the University of California, Davis, Bodega Marine Laboratory (BML), water samples were collected at three sites within the San Joaquin River Basin of California and analyzed for dissolved pesticides. Samples were...
Real-time surface-water monitoring in New Jersey, 2003
Robert D. Schopp, David A. Stedfast, Anthony S. Navoy
2003, Fact Sheet 048-03
A network of 93 gaging stations that provide surface-water stage, flow (discharge), and tide-level data on a “realtime” basis through satellite, radio, and telephone telemetry is operating (May 2003) in New Jersey through a cooperative effort of the U.S. Geological Survey (USGS) and other agencies. The stream data from these...
Lewis and Clark's observations and measurements of geomorphology and hydrology, and changes with time
John A. Moody, Robert H. Meade, David R. Jones
2003, Circular 1246
Two VERY different men, Meriwether Lewis and William Clark, joined to J, ~ake the first recorded set of scientific observations and measurements of geomorphology and hydrology west of the Mississippi River. They did not limit themselves to these two scientific topics but were true naturalists, making observations and measurements related...
High-resolution subsurface imaging of coastal barriers
Ilya V. Buynevich
2003, Open-File Report 2003-254
Coastal barriers and tidal inlets are among the most dynamic coastal environments. Understanding the processes that reshape our beaches and that are responsible for coastal erosion and formation of new inlets, particularly uring intense storms, will provide the necessary framework for forecasting coastal behavior....
Bathymetric mapping, sediment quality, and water quality of Lake Delhi, Iowa, 2001-02
Douglas J. Schnoebelen, Jason C. McVay, Kimberlee K. Barnes, Kent Becher
2003, Water-Resources Investigations Report 2003-4085
Lake Delhi was formed in 1929 when the Interstate Power Company dammed the Maquoketa River near Delhi, Iowa, for generation of hydroelectric power. The resulting 450-acre lake became a popular area in eastern Iowa for boating, swimming, and fishing. Hydroelectric power generation ended in 1973, and lakeside residents purchased the...
Hydrogeology of a Biosolids-Application Site Near Deer Trail, Colorado, 1993-99
Tracy J.B. Yager, L. Rick Arnold
2003, Water-Resources Investigations Report 2003-4209
This report presents hydrogeology data and interpretations resulting from two studies related to biosolids applications at the Metro Wastewater Reclamation District property near Deer Trail, Colorado, done by the U.S. Geological Survey in cooperation with the Metro Wastewater Reclamation District: (1) a 1993-99 study of hydrology and water quality for...
Earthquake recordings from the 2002 Seattle Seismic Hazard Investigation of Puget Sound (SHIPS), Washington state
Thomas L. Pratt, Karen L. Meagher, Thomas M. Brocher, Thomas Yelin, Robert Norris, Lynn Hultgrien, Elizabeth Barnett, Craig S. Weaver
2003, Open-File Report 2003-361
This report describes seismic data obtained during the fourth Seismic Hazard Investigation of Puget Sound (SHIPS) experiment, termed Seattle SHIPS . The experiment was designed to study the influence of the Seattle sedimentary basin on ground shaking during earthquakes. To accomplish this, we deployed seismometers over the basin to record...
Recalibration of a ground-water flow model of the Mississippi River Valley alluvial aquifer of northeastern Arkansas, 1918-1998, with simulations of water levels caused by projected ground-water withdrawals through 2049
Thomas B. Reed
2003, Water-Resources Investigations Report 2003-4109
A digital model of the Mississippi River Valley alluvial aquifer in eastern Arkansas was used to simulate ground-water flow for the period from 1918 to 2049. The model results were used to evaluate effects on water levels caused by demand for ground water from the alluvial aquifer, which has increased...
Archive of Boomer seismic reflection data collected during USGS cruises 00SCC02 and 00SCC04, Barataria Basin, Louisiana, May 12-31 and June 17-July 2, 2000
Karynna Calderon, Shawn V. Dadisman, Jack L. Kindinger, Gina M. Peery, James G. Flocks, Dana S. Wiese, Mark Kulp, Shea Penland, Louis D. Britsch, Gregg R. Brooks
2003, Open-File Report 2003-402
This archive consists of two-dimensional marine seismic reflection profile data collected in the Barataria Basin of southern Louisiana. These data were acquired in May, June, and July of 2000 aboard the R/V G.K. Gilbert. Included here are data in a variety of formats including binary, ASCII, HTML, PDF, RTF, shapefiles,...