Elongate summit calderas as Neogene paleostress indicators in Antarctica
T.S. Paulsen, T. J. Wilson
2007, Open-File Report 2007-1047-SRP-072
The orientations and ages of elongate summit calderas on major polygenetic volcanoes were compiled to document Miocene to Pleistocene Sh (minimum horizontal stress) directions on the western and northern flanks of the West Antarctic rift system. Miocene to Pleistocene summit calderas along the western Ross Sea show relatively consistent ENE...
Hawaiian Volcano Observatory Seismic Data, January to December 2006
Jennifer Nakata
2007, Open-File Report 2007-1073
Introduction The Hawaiian Volcano Observatory (HVO) summary presents seismic data gathered during the year. The seismic summary is offered without interpretation as a source of preliminary data. It is complete in the sense that most data for events of M>1.5 routinely gathered by the Observatory are included. The HVO summaries have...
Dichloroethene and vinyl chloride degradation potential in wetland sediments at Twin Lakes and Pen Branch, Savannah River National Laboratory, South Carolina
Paul M. Bradley
2007, Open-File Report 2007-1028
A series of 14C-radiotracer-based microcosm experiments was conducted to assess the mechanisms and products of degradation of dichloroethene (DCE) and vinyl chloride (VC) in wetland sediments at the Department of Energy (DOE) Savannah River National Laboratory. This project investigated the potential for biotic and abiotic DCE and VC degradation in...
Mountain Lions of the Flagstaff Uplands: 2003-2006 Progress Report
David J. Mattson
2007, Open-File Report 2007-1062
Executive Summary Stakeholders in management of mountain lions in the Flagstaff Uplands of northern Arizona have expressed increasing concern about both potential impacts of humans on lions and potential risks posed by lions to humans. A series of human-mountain lion encounters during 2000-2001 on Mt. Elden, immediately adjacent to Flagstaff, and...
Methods used to compute low-flow frequency characteristics for continuous-record streamflow stations in Minnesota, 2006
Thomas A. Winterstein, Allan D. Arntson, Gregory B. Mitton
2007, Open-File Report 2007-1033
The 1-, 7-, and 30-day low-flow series were determined for 120 continuous-record streamflow stations in Minnesota having at least 20 years of continuous record. The 2-, 5-, 10-, 50-, and 100-year statistics were determined for each series by fitting a log Pearson type III distribution to the data. The methods...
Ohio Aquatic Gap Analysis-An Assessment of the Biodiversity and Conservation Status of Native Aquatic Animal Species
S. Alex Covert, Stephanie P. Kula, Laura A. Simonson
2007, Open-File Report 2006-1385
The goal of the GAP Analysis Program is to keep common species common by identifying those species and habitats that are not yet adequately represented in the existing matrix of conservation lands. The Gap Analysis Program (GAP) is sponsored by the Biological Resources Discipline of the U.S. Geological Survey (USGS)....
Publications of the Volcano Hazards Program 2005
Manuel Nathenson
2007, Open-File Report 2007-1064
The Volcano Hazards Program of the U.S. Geological Survey (USGS) is part of the Geologic Hazards Assessments subactivity as funded by Congressional appropriation. Investigations are carried out in the Geology and Hydrology Disciplines of the USGS and with cooperators at the Alaska Division of Geological and Geophysical Surveys, University of...
Radiometric Survey in Western Afghanistan: A Website for Distribution of Data
Ronald E. Sweeney, Robert P. Kucks, Patricia L. Hill, Carol A. Finn
2007, Open-File Report 2007-1042
Radiometric (uranium content, thorium content, potassium content, and gamma-ray intensity) and related data were digitized from radiometric and survey route location maps of western Afghanistan published in 1976. The uranium content data were digitized along contour lines from 33 maps in a series entitled 'Map of Uranium (Radium) Contents...
Selected field parameters from streams and preliminary analytical data from water and macroinvertebrate samples, Central Colorado Assessment Project, task, 2004 and 2005
David L. Fey, Stan E. Church, Travis S. Schmidt, Richard B. Wanty, Philip L. Verplanck, Paul J. Lamothe, Monique Adams, Michael W. Anthony
2007, Open-File Report 2007-1044
The U.S. Geological Survey (USGS) Central Colorado Assessment Project (CCAP) began in October 2003 and is planned to last through September 2008. One major goal of this project is to compare the relationships between surface-water chemistry and aquatic fauna in mined and unmined areas. To accomplish this goal, we are...
Drying of floodplain forests associated with water-level decline in the Apalachicola River, Florida: Interim results, 2006
Melanie R. Darst, Helen M. Light
2007, Open-File Report 2007-1019
Floodplain forests of the Apalachicola River, Florida, are drier in composition today (2006) than they were before 1954, and drying is expected to continue for at least the next 50 years. Drier forest composition is probably caused by water-level declines that occurred as a result of physical changes in the...
Principal Facts of Gravity data in the Northern Willamette Valley and Vicinity, Northwestern Oregon and Southwestern Washington
Robert L. Morin, Karen L. Wheeler, Darcy McPhee, Philip A. Dinterman, Janet T. Watt
2007, Open-File Report 2007-1058
Gravity data were collected from 2004 through 2006 to assist in mapping subsurface geology in the northern Willamette Valley and vicinity, northwestern Oregon and southwestern Washington. Prior to this effort to improve the gravity data coverage in the study area, very little regional data were available. This report gives the...
Geochemical data from produced water contamination investigations: Osage-Skiatook Petroleum Environmental Research (OSPER) sites, Osage County, Oklahoma
James J. Thordsen, Yousif K. Kharaka, Gil Ambats, Evangelos Kakouros, Marvin M. Abbott
2007, Open-File Report 2007-1055
We report chemical and isotopic analyses of 345 water samples collected from the Osage-Skiatook Petroleum Environmental Research (OSPER) project. Water samples were collected as part of an ongoing multi-year USGS investigation to study the transport, fate, natural attenuation, and ecosystem impacts of inorganic salts and organic compounds present in produced...
A 3-Dimensional Model of Water-Bearing Sequences in the Dominguez Gap Region, Long Beach, California
Daniel J. Ponti, Kenneth D. Ehman, Brian D. Edwards, John C. Tinsley III, Thomas Hildenbrand, John W. Hillhouse, Randall T. Hanson, Kristen McDougall, Charles L. Powell II, Elmira Wan, Michael Land, Shannon Mahan, Andrei M. Sarna-Wojcicki
2007, Open-File Report 2007-1013
A 3-dimensional computer model of the Quaternary sequence stratigraphy in the Dominguez gap region of Long Beach, California has been developed to provide a robust chronostratigraphic framework for hydrologic and tectonic studies. The model consists of 13 layers within a 16.5 by 16.1 km (10.25 by 10 mile) square area...
Guidelines for Coding and Entering Ground-Water Data into the Ground-Water Site Inventory Database Version 4.6, U.S. Geological Survey, Washington Water Science Center
R. C. Lane
2007, Open-File Report 2006-1371
This report establishes and documents the procedures used by the U.S. Geological Survey, Washington Water Science Center, to code and enter ground-water data into the Ground-Water Site Inventory database of the U.S. Geological Survey's Ground Water Site Inventory System. These guidelines are consistent with Version 4.6 of the system, but...
Water and Sediment Quality in the Yukon River Basin, Alaska, During Water Year 2005
Paul F. Schuster
2007, Open-File Report 2007-1037
OVERVIEW: This report contains water-quality and sediment-quality data from samples collected in the Yukon River Basin from March through September during the 2005 water year (WY). Samples were collected throughout the year at five stations in the basin (three on the main stem Yukon River, one each on the Tanana...
Mapping Phyllic and Argillic-Altered Rocks in Southeastern Afghanistan using Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) Data
John L. Mars, Lawrence C. Rowan
2007, Open-File Report 2007-1006
Introduction: ASTER data and logical operators were successfully used to map phyllic and argillic-altered rocks in the southeastern part of Afghanistan. Hyperion data were used to correct ASTER band 5 and ASTER data were georegistered to orthorectified Landsat TM data. Logical operator algorithms produced argillic and phyllic byte ASTER images...
Antarctica: A Keystone in a Changing World--Online Proceedings for the Tenth International Symposium on Antarctic Earth Sciences. Santa Barbara, California, U.S.A.--August 26 to September 1, 2007
Alan Cooper, Carol Raymond, ISAES Editorial Team, editor(s)
2007, Open-File Report 2007-1047
Overview: The International Symposium on Antarctic Earth Sciences (ISAES) is held once every four years to provide an international forum for presenting research results and new ideas and for planning future Antarctic geoscience research projects. This Tenth ISAES coincides with the International Polar Year (IPY; 50th Anniversary of the International...
Ecological Investigations of the Federally Endangered Shivwits Milk-Vetch (Astragalus ampullarioides)--2006 Annual Report
Mark E. Miller, Rebecca K. Mann, Harland L. Goldstein, James D. Yount
2007, Open-File Report 2007-1050
Astragalus ampullarioides (Welsh) Welsh, the Shivwits milk-vetch, is an herbaceous perennial legume that was listed as federally endangered in September 2001. Known populations of this edaphic endemic species are restricted to Washington County, Utah, with the majority of occurrences found on gently sloping outcrops of the Triassic Petrified Forest Member...
Compositional Data for Bengal Delta Sediment Collected from a Borehole at Rajoir, Bangladesh
George N. Breit, James C. Yount, Nehal Uddin, Ad. Atual Muneem, Heather Lowers, Cyrus J. Berry, John W. Whitney
2007, Open-File Report 2007-1022
Processes active within sediment of the Bengal basin have attracted world concern because of the locally high content of arsenic dissolved in ground water drawn from that sediment. Sediment samples were collected from a borehole in the town of Rajoir, Rajoir upazila, Madaripur district, Bangladesh, to investigate the processes contributing...
Peak stages from backwater conditions at streamflow-gaging stations in and near South Dakota through water year 2001
Ryan F. Thompson
2007, Open-File Report 2006-1395
Stream stages associated with the annual peak discharge are presented for 182 streamflow-gaging stations in and near South Dakota. The peak stage at a station can occur as the result of the annual maximum discharge, but also as the result of backwater conditions. Backwater, often caused by ice, can produce...
Surficial sediment character of the New York-New Jersey offshore continental shelf region: A GIS compilation
S. Jeffress Williams, Matthew A. Arsenault, Lawrence J. Poppe, Jane A. Reid, Jamey M. Reid, Chris J. Jenkins
2007, Open-File Report 2006-1046
Broad continental shelf regions such as the New York Bight are the product of a complex geologic history and dynamic oceanographic processes, dominated by the Holocene marine transgression (>100 m sea-level rise) following the end of the last Pleistocene ice advance ~ 20,000 years ago. The area of the U.S....
Landsat ETM+ False-Color Image Mosaics of Afghanistan
Philip A. Davis
2007, Open-File Report 2007-1029
In 2005, the U.S. Agency for International Development and the U.S. Trade and Development Agency contracted with the U.S. Geological Survey to perform assessments of the natural resources within Afghanistan. The assessments concentrate on the resources that are related to the economic development of that country. Therefore, assessments were initiated...
Circulation and physical processes within the San Gabriel River Estuary during summer 2005
Kurt J. Rosenberger, Jingping Xu, Eric D. Stein, Marlene A. Noble, Anne L. Gartner
2007, Open-File Report 2007-1011
The Southern California Coastal Water Research Project (SCCWRP) is developing a hydrodynamic model of the SGR estuary, which is part of the comprehensive water-quality model of the SGR estuary and watershed investigated by SCCWRP and other local agencies. The hydrodynamic model will help understanding of 1) the exchange processes between...
Status review of the Marbled Murrelet (Brachyramphus marmoratus) in Alaska and British Columbia
John F. Piatt, K.J. Kuletz, A.E. Burger, Scott A. Hatch, Vicki L. Friesen, T.P. Birt, Mayumi L. Arimitsu, G.S. Drew, A.M.A. Harding, K.S. Bixler
2007, Open-File Report 2006-1387
The Marbled Murrelet (Brachyramphus marmoratus) is a small, diving seabird inhabiting inshore waters of the Northeastern Pacific Ocean. This species feeds on small, schooling fishes and zooplankton, and nests primarily on the moss-covered branches of large, old-growth conifers, and also, in some parts of its range, on the ground. We...
Reconnaissance of arsenic concentrations in ground water from bedrock and unconsolidated aquifers in eight northern-tier counties of Pennsylvania
Dennis J. Low, Daniel G. Galeone
2007, Open-File Report 2006-1376
Samples of ground water for analysis of total-arsenic concentrations were collected in eight counties--Potter, Tioga, Bradford, Susquehanna, Wayne, Pike, Sullivan, and Wyoming--and from eight bedrock formations (bedrock aquifers) and overlying glacial aquifers in the north-central and northeastern parts of Pennsylvania in July 2005 and from March through June 2006. The...
