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Page 118, results 2926 - 2950

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A Servicewide Benthic Mapping Program for National Parks
Christopher S. Moses, Amar Nayegandhi, Rebecca Beavers, John Brock
2010, Open-File Report 2010-1264
In 2007, the National Park Service (NPS) Inventory and Monitoring Program directed the initiation of a benthic habitat mapping program in ocean and coastal parks in alignment with the NPS Ocean Park Stewardship 2007-2008 Action Plan. With 74 ocean and Great Lakes parks stretching over more than 5,000 miles of...
The national assessment of shoreline change: A GIS compilation of vector shorelines and associated shoreline change data for the New England and Mid-Atlantic Coasts
Emily A. Himmelstoss, Meredith G. Kratzmann, Cheryl Hapke, E. Robert Thieler, Jeffrey List
2010, Open-File Report 2010-1119
Sandy ocean beaches are a popular recreational destination, often surrounded by communities containing valuable real estate. Development is on the rise despite the fact that coastal infrastructure is subjected to flooding and erosion. As a result, there is an increased demand for accurate information regarding past and present shoreline changes....
Geologic map of the Bartlett Springs Fault Zone in the vicinity of Lake Pillsbury and adjacent areas of Mendocino, Lake, and Glenn Counties, California
Henry N. Ohlin, Robert J. McLaughlin, Barry C. Moring, Thomas L. Sawyer
2010, Open-File Report 2010-1301
The Lake Pillsbury area lies in the eastern part of the northern California Coast Ranges, along the east side of the transform boundary between the Pacific and North American plates (fig. 1). The Bartlett Springs Fault Zone is a northwest-trending zone of faulting associated with this eastern part of the...
Assessment of coal geology, resources, and reserves in the northern Wyoming Powder River Basin
David C. Scott, Jon E. Haacke, Lee M. Osmonson, James A. Luppens, Paul E. Pierce, Timothy J. Rohrbacher
2010, Open-File Report 2010-1294
The abundance of new borehole data from recent coal bed natural gas development in the Powder River Basin was utilized by the U.S. Geological Survey for the most comprehensive evaluation to date of coal resources and reserves in the Northern Wyoming Powder River Basin assessment area. It is the second...
Water-quality, bed-sediment, and biological data (October 2008 through September 2009) and statistical summaries of long-term data for streams in the Clark Fork basin, Montana
Kent A. Dodge, Michelle I. Hornberger, Jessica Dyke
2010, Open-File Report 2010-1267
Water, bed sediment, and biota were sampled in streams from Butte to near Missoula, Montana, as part of a long-term monitoring program in the upper Clark Fork basin; additional water samples were collected in the Clark Fork basin from sites near Missoula downstream to near the confluence of the Clark...
Channel change and bed-material transport in the Umpqua River basin, Oregon
J. Rose Wallick, Jim E. O'Connor, Scott Anderson, Mackenzie K. Keith, Charles Cannon, John C. Risley
2010, Open-File Report 2010-1314
The Umpqua River drains 12,103 km2 of western Oregon, heading in the Cascade Range and draining portions of the Klamath Mountains and Coast Range before entering the Pacific Ocean. Above the head of tide, the Umpqua River, along with its major tributaries, the North and South Umpqua Rivers, flows on a...
Documentation for assessment of modal pushover-based scaling procedure for nonlinear response history analysis of "ordinary standard" bridges
Erol Kalkan, Neal S. Kwong
2010, Open-File Report 2010-1328
The earthquake engineering profession is increasingly utilizing nonlinear response history analyses (RHA) to evaluate seismic performance of existing structures and proposed designs of new structures. One of the main ingredients of nonlinear RHA is a set of ground-motion records representing the expected hazard environment for the structure. When recorded motions...
Use of wildlife webcams - Literature review and annotated bibliography
Joan M. Ratz, Shannon J. Conk
2010, Open-File Report 2010-1306
The U.S. Fish and Wildlife Service National Conservation Training Center requested a literature review product that would serve as a resource to natural resource professionals interested in using webcams to connect people with nature. The literature review focused on the effects on the public of viewing wildlife through webcams and...
Strontium isotope detection of brine contamination in the East Poplar oil field, Montana
Zell E. Peterman, Joanna N. Thamke, Kiyoto Futa, Thomas A. Oliver
2010, Open-File Report 2010-1326
Brine contamination of groundwater in the East Poplar oil field was first documented in the mid-1980s by the U.S. Geological Survey by using hydrochemistry, with an emphasis on chloride (Cl) and total dissolved solids concentrations. Supply wells for the City of Poplar are located downgradient from the oil field, are...
Audio-magnetotelluric survey to characterize the Sunnyside porphyry copper system in the Patagonia Mountains, Arizona
Jay A. Sampson, Brian D. Rodriguez
2010, Open-File Report 2010-1311
The Sunnyside porphyry copper system is part of the concealed San Rafael Valley porphyry system located in the Patagonia Mountains of Arizona. The U.S. Geological Survey is conducting a series of multidisciplinary studies as part of the Assessment Techniques for Concealed Mineral Resources project. To help characterize the size, resistivity,...
Geophysical investigations at Hidden Dam, Raymond, California — Flow simulations
Burke J. Minsley, Scott Ikard
2010, Open-File Report 2010-1153
Numerical flow modeling and analysis of observation-well data at Hidden Dam are carried out to supplement recent geophysical field investigations at the site (Minsley and others, 2010). This work also is complementary to earlier seepage-related studies at Hidden Dam documented by Cedergren (1980a, b). Known seepage areas on the northwest...
USGS-NPS Servicewide Benthic Mapping Program (SBMP) workshop report
Christopher S. Moses, Amar Nayagandhi, John Brock, Rebecca Beavers
2010, Open-File Report 2010-1194
Executive SummaryThe National Park Service (NPS) Inventory and Monitoring (I&M) Program recently allocated funds to initiate a benthic mapping program in ocean and Great Lakes parks in alignment with the NPS Ocean Park Stewardship 2007-2008 Action Plan. Seventy-four (ocean and Great Lakes) parks, spanning more than 5,000 miles of coastline,...
Geochemical data for core and bottom-sediment samples collected in 2007 from Grand Lake O' the Cherokees, northeast Oklahoma
David L. Fey, Mark F. Becker, Kathleen S. Smith
2010, Open-File Report 2010-1298
Grand Lake O' the Cherokees is a large reservoir in northeast Oklahoma, below the confluence of the Neosho and Spring Rivers, both of which drain the Tri-State Mining District to the north. The Tri-State district covers an area of 1,200 mi2 (3,100 km2) and comprises Mississippi Valley-type lead-zinc deposits. A...
Reducing Uncertainty in the Distribution of Hydrogeologic Units within Volcanic Composite Units of Pahute Mesa Using High-Resolution 3-D Resistivity Methods, Nevada Test Site, Nevada
Brian D. Rodriguez, Don Sweetkind, Bethany L. Burton
2010, Open-File Report 2010-1304
The U.S. Department of Energy (DOE) and the National Nuclear Security Administration (NNSA) at their Nevada Site Office (NSO) are addressing groundwater contamination resulting from historical underground nuclear testing through the Environmental Management program and, in particular, the Underground Test Area (UGTA) project. From 1951 to 1992, 828 underground nuclear...
Improved USGS methodology for assessing continuous petroleum resources using analogs
Ronald R. Charpentier, Troy Cook
2010, Open-File Report 2010-1309
The currently used U.S. Geological Survey methodology for assessing continuous (unconventional) petroleum resources of the United States was developed in the 1990s. This methodology poorly incorporates uncertainty about the estimated ultimate recoveries (EURs). This is especially problematic for hypothetical assessment units where this may be the largest source of uncertainty...
CO2calc: A User-Friendly Seawater Carbon Calculator for Windows, Mac OS X, and iOS (iPhone)
L. L. Robbins, M. E. Hansen, J.A. Kleypas, S.C. Meylan
2010, Open-File Report 2010-1280
A user-friendly, stand-alone application for the calculation of carbonate system parameters was developed by the U.S. Geological Survey Florida Shelf Ecosystems Response to Climate Change Project in response to its Ocean Acidification Task. The application, by Mark Hansen and Lisa Robbins, USGS St. Petersburg, FL, Joanie Kleypas, NCAR, Boulder, CO,...
Bird migration patterns in the arid southwest-Final report
Janet M. Ruth, Rodney K. Felix, Robert H. Dieh
2010, Open-File Report 2010-1271
To ensure full life-cycle conservation, we need to understand migrant behavior en route and how migrating species use stopover and migration aerohabitats. In the Southwest, birds traverse arid and mountainous landscapes in migration. Migrants are known to use riparian stopover habitats; we know less about how migrant density varies across...
Reconnaissance of Macondo-1 well oil in sediment and tarballs from the northern Gulf of Mexico shoreline, Texas to Florida
Robert J. Rosenbauer, Pamela L. Campbell, Angela Lam, T.D. Lorenson, Frances D. Hostettler, Burt Thomas, Florence L. Wong
2010, Open-File Report 2010-1290
Hydrocarbons were extracted and analyzed from sediment and tarballs collected from the northern Gulf of Mexico (nGOM) coast that is potentially impacted by Macondo-1 (M-1) well oil. The samples were analyzed for a suite of diagnostic geochemical biomarkers. Aided by multivariate statistical analysis, the M-1 well oil has been identified...
Vegetation and substrate on aeolian landscapes in the Colorado River corridor, Cataract Canyon, Utah
Amy E. Draut, Elizabeth R. Gillette
2010, Open-File Report 2010-1273
Vegetation and substrate data presented in this report characterize ground cover on aeolian landscapes of the Colorado River corridor through Cataract Canyon, Utah, in Canyonlands National Park. The 27-km-long Cataract Canyon reach has undergone less anthropogenic alteration than other reaches of the mainstem Colorado River. Characterizing ecosystem parameters there provides...
Streamflow, water quality, and constituent loads and yields, Scituate Reservoir drainage area, Rhode Island, water year 2009
Robert F. Breault, Kirk P. Smith
2010, Open-File Report 2010-1275
Streamflow and water-quality data were collected by the U.S. Geological Survey (USGS) or the Providence Water Supply Board (PWSB), Rhode Island's largest drinking-water supplier. Streamflow was measured or estimated by the USGS following standard methods at 23 streamgage stations; 13 of these stations were also equipped with instrumentation capable of...
Development of monitoring protocols to detect change in rocky intertidal communities of Glacier Bay National Park and Preserve
Gail V. Irvine
2010, Open-File Report 2010-1283
Glacier Bay National Park and Preserve in southeastern Alaska includes extensive coastlines representing a major proportion of all coastlines held by the National Park Service. The marine plants and invertebrates that occupy intertidal shores form highly productive communities that are ecologically important to a number of vertebrate and invertebrate consumers...
Geophysical and sampling data from the inner continental shelf: Northern Cape Cod Bay, Massachusetts
Brian D. Andrews, Seth D. Ackerman, Wayne E. Baldwin, Walter A. Barnhardt
2010, Open-File Report 2010-1006
The U.S. Geological Survey (USGS) and the Massachusetts Office of Coastal Zone Management (CZM) have cooperated to map approximately 480 km2 of the inner continental shelf in northern Cape Cod Bay, MA. This report contains geophysical and sampling data collected by the USGS during five research cruises between 2006 and...
Internet-based interface for STRMDEPL08
Howard W. Reeves, A. Jeremiah Asher
2010, Open-File Report 2010-1247
The core of the computer program STRMDEPL08 that estimates streamflow depletion by a pumping well with one of four analytical solutions was re-written in the Javascript software language and made available through an internet-based interface (web page). In the internet-based interface, the user enters data for one of the four...