Electrical Resistivity and Seismic Surveys at the Nevada Test Site, Nevada, April 2007
Seth S. Haines, Bethany L. Burton, Donald S. Sweetkind, Theodore H. Asch
2008, Open-File Report 2008-1368
In April 2007, the USGS collected direct-current (DC) electrical resistivity data and shear- (S) and compressional- (P) wave seismic data to provide new detail of previously mapped, overlapping fault splays at two administrative areas in the Nevada Test Site (NTS). In NTS Area 7, we collected two-dimensional DC resistivity data...
Temporal Geochemistry Data from Five Springs in the Cement Creek Watershed, San Juan County, Colorado
Raymond H. Johnson, Laurie Wirt, Kenneth J. Leib
2008, Open-File Report 2007-1249
Temporal data from five springs in the Cement Creek watershed, San Juan County, Colorado provide seasonal geochemical data for further research in the formation of ferricretes. In addition, these data can be used to help understand the ground-water flow system. The resulting data demonstrate the difficulty in gathering reliable seasonal...
Comparison of Atmospheric Deposition Among Three Sites In and Near the Flat Tops Wilderness Area, Colorado, 2003-2005
George P. Ingersoll, Donald H. Campbell, M. Alisa Mast
2008, Scientific Investigations Report 2008-5229
Atmospheric deposition was monitored for ammonium, nitrate, and sulfate concentrations and precipitation amounts in the Flat Tops Wilderness Area of northwestern Colorado at Ned Wilson Lake beginning in 1984 to detect changes that might result from future emissions associated with development of oil-shale resources in northwestern Colorado. Renewed monitoring, by...
State and regional water-quality characteristics and trophic conditions of Michigan's inland lakes, 2001-2005
L. M. Fuller, R. J. Minnerick
2008, Scientific Investigations Report 2008-5188
The U.S. Geological Survey and the Michigan Department of Environmental Quality are jointly monitoring selected water-quality constituents of inland lakes through 2015 as part of Michigan’s Lake Water Quality Assessment program. During 2001–2005, 433 lake basins from 364 inland lakes were monitored for baseline water-quality conditions and trophic status. This...
Archive of digitized analog boomer seismic reflection data collected from Lake Pontchartrain, Louisiana, to Mobile Bay, Alabama, during cruises onboard the R/V ERDA-1, June and August 1992
Jordan M. Sanford, Arnell S. Harrison, Dana S. Wiese, James G. Flocks
2008, Data Series 370
In June and August of 1992, the U.S. Geological Survey (USGS) conducted geophysical surveys to investigate the shallow geologic framework from Lake Pontchartrain, Louisiana, to Mobile Bay, Alabama. This work was conducted onboard the Argonne National Laboratory's R/V ERDA-1 as part of the Mississippi/Alabama Pollution Project. This report is part...
Evaluation of four structural best management practices for highway runoff in Beaufort and Colleton Counties, South Carolina, 2005–2006
Kevin J. Conlon, Celeste A. Journey
2008, Scientific Investigations Report 2008-5150
From 2005 to 2006, the U.S. Geological Survey worked cooperatively with the South Carolina Department of Transportation in Beaufort and Colleton Counties, South Carolina, to assess the performance of four different structural devices that served as best management practices (BMPs). These structural devices were installed to mitigate the effects of...
Environmental settings of selected streams sampled for mercury in Oregon, Wisconsin, and Florida, 2002-06
Amanda H. Bell, Michelle A. Lutz
2008, Open-File Report 2008-1277
From 2002 through 2006, the U.S. Geological Survey National Water-Quality Assessment Program conducted studies investigating mercury biogeochemistry and food-web bioaccumulation in eight streams from three distinct geographic areas of the United States. These streams varied greatly in environmental characteristics, including land-cover, hydrologic, climatic, and chemical characteristics. They ranged from a...
Geology of the Southern Appalachian Mountains
Sandra H. B. Clark
2008, Scientific Investigations Map 2830
The Southern Appalachian Mountains includes the Blue Ridge province and parts of four other physiographic provinces. The Blue Ridge physiographic province is a high, mountainous area bounded by several named mountain ranges (including the Unaka Mountains and the Great Smoky Mountains) to the northwest, and the Blue Ridge Mountains to...
Enhanced Sidescan-Sonar Imagery Offshore of Southeastern Massachusetts
Lawrence J. Poppe, Kate Y. McMullen, S. Jeffress Williams, Seth D. Ackerman, K.A. Glomb, N.A. Forfinski
2008, Open-File Report 2008-1196
The U.S. Geological Survey (USGS), National Oceanic and Atmospheric Administration (NOAA), and Massachusetts Office of Coastal Zone Management (CZM) have been working cooperatively to map and study the coastal sea floor. The sidescan-sonar imagery collected during NOAA hydrographic surveys has been included as part of these studies. However, the original...
Temporal Differences in Flow Depth and Velocity Distributions and Hydraulic Microhabitats Near Bridges of the Lower Platte River, Nebraska, 1934-2006
Daniel Ginting, Ronald B. Zelt
2008, Scientific Investigations Report 2008-5054
As part of a collaborative study of the cumulative impacts on stream and riparian ecology of water and channel management practices in the lower Platte River, Nebraska, this report describes a study by the U.S. Geological Survey in cooperation with the Lower Platte South Natural Resources District that summarizes: (1)...
Mapping vulnerability to disasters in Latin America and the Caribbean, 1900–2007
Miriam C. Maynard-Ford, Emily C. Phillips, Peter G. Chirico
2008, Open-File Report 2008-1294
The vulnerability of a population and its infrastructure to disastrous events is a factor of both the probability of a hazardous event occurring and the community's ability to cope with the resulting impacts. Therefore, the ability to accurately identify vulnerable populations and places in order to prepare for future hazards...
Geologic map of the Fredonia 30' x 60' quadrangle, Mohave and Coconino counties, northern Arizona
George H. Billingsley, Susan S. Priest, Tracey J. Felger
2008, Scientific Investigations Map 3035
This geologic map is the result of a cooperative effort of the U.S. Geological Survey, the National Park Service, the U.S. Forest Service, and the Bureau of Land Management (BLM) and the Kaibab-Paiute Tribe to provide a regional geologic database for resource management officials of all government and agencies, city...
Estimated use of water in South Dakota, 2005
Janet M. Carter, Kathleen M. Neitzert
2008, Scientific Investigations Report 2008-5216
During 2005, withdrawals from ground-water and surface-water sources in South Dakota for the eight categories of offstream use totaled about 500 million gallons per day (Mgal/d). Of total withdrawals, about 271 Mgal/d was withdrawn from ground water and about 230 Mgal/d was withdrawn from surface water. The largest use of...
Hydrogeologic Framework of Onslow County, North Carolina, 2008
Jason M. Fine
2008, Scientific Investigations Map 3055
The unconsolidated sediments that underlie the Onslow County area are composed of interlayered permeable and impermeable beds, which overlie the crystalline basement rocks. The aquifers, composed mostly of sand and limestone, are separated by confining units composed mostly of clay and silt. The aquifers from top to bottom are the...
Origin of meter-size granite basins in the southern Sierra Nevada, California
James G. Moore, Mary A. Gorden, Joel E. Robinson, Barry C. Moring
2008, Scientific Investigations Report 2008-5210
Meter-size granite basins are found in a 180-km belt extending south from the South Fork of the Kings River to Lake Isabella on the west slope of the southern Sierra Nevada, California. Their origin has long been debated. A total of 1,033 basins have been inventoried at 221 sites. The...
A Review of Methods Applied by the U.S. Geological Survey in the Assessment of Identified Geothermal Resources
Colin F. Williams, Marshall J. Reed, Robert H. Mariner
2008, Open-File Report 2008-1296
The U. S. Geological Survey (USGS) is conducting an updated assessment of geothermal resources in the United States. The primary method applied in assessments of identified geothermal systems by the USGS and other organizations is the volume method, in which the recoverable heat is estimated from the thermal energy available...
Hydraulic and substrate maps of reaches used by sturgeon (Genus Scaphirhynchus) in the Lower Missouri River, 2005-07
Joanna M. Reuter, Robert B. Jacobson, Caroline M. Elliott, Harold E. Johnson III, Aaron J. DeLonay
2008, Data Series 386
This report is a repository of reach-scale maps of hydraulic and substrate characteristics generated for the habitat-use portion of an interdisciplinary sturgeon research project on the Lower Missouri River (from Gavins Point Dam to the junction with the Mississippi River). The maps were derived from hydroacoustic data sets that were...
The coral reef of South Moloka'i, Hawai'i— Portrait of a sediment-threatened fringing reef
Michael E. Field, Susan A. Cochran, Joshua B. Logan, Curt D. Storlazzi, editor(s)
2008, Scientific Investigations Report 2007-5101
Moloka‘i, with the most extensive coral reef in the main Hawaiian Islands, is especially sacred to Hina, the Goddess of the Moon. As Hinaalo, she is the Mother of the Hawaiian people; as Hinapuku‘a, she is the Goddess of Fishermen; and in the form Hina‘opuhalako‘a, she is the Goddess who...
Ground-water quality data in the coastal Los Angeles Basin study unit, 2006: Results from the California GAMA Program
Timothy M. Mathany, Michael Land, Kenneth Belitz
2008, Data Series 387
Ground-water quality in the approximately 860 square-mile Coastal Los Angeles Basin study unit (CLAB) was investigated from June to November of 2006 as part of the Statewide Basin Assessment Project of the Ground-Water Ambient Monitoring and Assessment (GAMA) Program. The GAMA Statewide Basin Assessment was developed in response to the...
Protocol for Monitoring Fish Assemblages in Pacific Northwest National Parks
Samuel J. Brenkman, Patrick J. Connolly
2008, Techniques and Methods 2-A7
Rivers and streams that drain from Olympic, Mount Rainier, and North Cascades National Parks are among the most protected corridors in the lower 48 States, and represent some of the largest tracts of contiguous, undisturbed habitat throughout the range of several key fish species of the Pacific Northwest. These watersheds...
Sediment deposition, erosion, and bathymetric change in central San Francisco Bay: 1855-1979
Theresa A. Fregoso, Amy C. Foxgrover, Bruce E. Jaffe
2008, Open-File Report 2008-1312
Central San Francisco Bay is the hub of a dynamic estuarine system connecting the San Joaquin and Sacramento River Deltas, Suisun Bay, and San Pablo Bay to the Pacific Ocean and South San Francisco Bay. To understand the role that Central San Francisco Bay plays in sediment transport throughout the...
Management and research applications of long-range surveillance radar data for birds, bats, and flying insects
Janet M. Ruth, Jeffrey J. Buler, Robert H. Diehl, Richard S. Sojda
2008, Fact Sheet 2008-3095
There is renewed interest in using long-range surveillance radar as a biological research tool due to substantial improvements in the network of radars within the United States. Technical improvements, the digital nature of the radar data, and the availability of computing power and geographic information systems, enable a broad range...
Speciation Methods Used to Assess Potential Health Effects of Toxic Metals in Environmental Materials
Ruth E. Wolf, Suzette A. Morman, Geoffrey S. Plumlee
2008, Open-File Report 2008-1350
Assessing potential exposures to toxic metals or metalloids such as arsenic and chromium in environmental materials is important in protecting public health. The chemical form of an element in, or released from, a material is also important, since some forms, such as Cr(VI), are more toxic than others, for example,...
Comments on potential geologic and seismic hazards affecting proposed liquefied natural gas site in Santa Monica Bay, California
Stephanie L. Ross, Homa J. Lee, Tom E. Parsons, Larry A. Beyer, David M. Boore, James E. Conrad, Brian D. Edwards, Michael A. Fisher, Arthur D. Frankel, Eric L. Geist, Kenneth W. Hudnut, Susan E. Hough, Robert E. Kayen, T.D. Lorenson, Nicolas Luco, Patricia A. McCrory, Mary McGann, Manuel Nathenson, Michael Nolan, Mark D. Petersen, Daniel J. Ponti, Charles L. Powell II, Holly F. Ryan, John C. Tinsley III, Chris J. Wills, Florence L. Wong, Jingping Xu
2008, Open-File Report 2008-1344
In a letter to the U.S. Geological Survey (USGS) dated March 25, 2008, Representative Jane Harman (California 36th district) requested advice on geologic hazards that should be considered in the review of a proposed liquefied natural gas (LNG) facility off the California coast in Santa Monica Bay. In 2004, the...
Potential Chemical Effects of Changes in the Source of Water Supply for the Albuquerque Bernalillo County Water Utility Authority
Laura M. Bexfield, Scott K. Anderholm
2008, Scientific Investigations Report 2006-5171
Chemical modeling was used by the U.S. Geological Survey, in cooperation with the Albuquerque Bernalillo County Water Utility Authority (henceforth, Authority), to gain insight into the potential chemical effects that could occur in the Authority's water distribution system as a result of changing the source of water used for municipal...
