Extracting shorelines from NASA airborne topographic lidar-derived digital elevation models
M. Harris, J. Brock, A. Nayegandhi, M. Duffy
2006, Open-File Report 2005-1427
This report documents part of the National Park Service (NPS)/U.S. Geological Survey (USGS)/National Aeronautics and Space Administration (NASA) Aerial Data Collection and Creation of Products for Park Vital Signs Project. This report is one in a series that describes methods for extracting topographic features from aerial survey data as part...
Coastal monitoring of the May 2005 dredge disposal offshore of Ocean Beach, San Francisco, Calif.
Patrick L. Barnard, Daniel M. Hanes
2006, Open-File Report 2006-1140
Ocean Beach, California, contains an erosion hot spot in the shadow of the San Francisco ebb tidal delta south of Sloat Boulevard that threatens valuable public infrastructure as well as the safe recreational use of the beach. In an effort to reduce the erosion at this location and avoid hazardous...
Chapter 3: Tabular Data and Graphical Images in Support of the U.S. Geological Survey National Oil and Gas Assessment - Western Gulf Province, Smackover-Austin-Eagle Ford Composite Total Petroleum System (504702)
T. R. Klett, P. A. Le
2006, Data Series 69-H-3
This chapter describes data used in support of the process being applied by the U.S. Geological Survey (USGS) National Oil and Gas Assessment (NOGA) project. Digital tabular data used in this report and archival data that permit the user to perform further analyses are available elsewhere on this CD-ROM. Computers...
Chapter 2: 2003 Geologic Assessment of Undiscovered Conventional Oil and Gas Resources in the Upper Cretaceous Navarro and Taylor Groups, Western Gulf Province, Texas
S. M. Condon, T. S. Dyman
2006, Data Series 69-H-2
The Upper Cretaceous Navarro and Taylor Groups in the western part of the Western Gulf Province were assessed for undiscovered oil and gas resources in 2003. The area is part of the Smackover-Austin-Eagle Ford Composite Total Petroleum System. The rocks consist of, from youngest to oldest, the Escondido and Olmos...
Chapter 1: Executive Summary - 2003 Assessment of Undiscovered Oil and Gas Resources in the Upper Cretaceous Navarro and Taylor Groups, Western Gulf Province, Gulf Coast Region, Texas
U.S. Geological Survey Western Gulf Province Assessment Team
2006, Data Series 69-H-1
The U.S. Geological Survey (USGS) recently completed an assessment of the undiscovered oil and gas potential of the Upper Cretaceous Navarro and Taylor Groups in the Western Gulf Province of the Gulf Coast region (fig. 1) as part of a national oil and gas assessment effort (USGS Navarro and Taylor...
Measurements of wind, aeolian sand transport, and precipitation in the Colorado River corridor, Grand Canyon, Arizona: January 2005 to January 2006
Amy E. Draut, David M. Rubin
2006, Open-File Report 2006-1188
This report presents measurements of aeolian sediment-transport rates, wind speed and direction, and precipitation records from six locations that contain aeolian deposits in the Colorado River corridor through Grand Canyon, Grand Canyon National Park, Arizona. Aeolian deposits, many of which contain and preserve archaeological material, are an important part of...
Geochemical and mineralogical characterization of the abandoned Valzinco (lead-zinc) and Mitchell (gold) mine sites prior to reclamation, Spotsylvania County, Virginia
Jane M. Hammarstrom, Adam N. Johnson, Robert R. Seal II, Allen L. Meier, Paul L. Briggs, Nadine M. Piatak
2006, Scientific Investigations Report 2006-5085
The Virginia gold-pyrite belt, part of the central Virginia volcanic-plutonic belt, hosts numerous abandoned metal mines. The belt extends from about 50 km south of Washington, D.C., for approximately 175 km to the southwest into central Virginia. The rocks that comprise the belt include metamorphosed volcanic and clastic (noncarbonate) sedimentary...
Water resources data, Alaska, water year 2005
Melanie L. Jackson, M.E. Castor, J.M. Goetz, G. L. Solin, J.M. Wiles
2006, Water Data Report AK-05-1
Water resources data for the 2005 water year for Alaska consist of records of stage, discharge, and water quality of streams; stages of lakes; and water levels and water quality of ground water. This volume contains records for water discharge at 114 gaging stations; stage or contents only at 3...
Effects of urbanization on stream ecosystems in the South Platte River basin, Colorado and Wyoming
Lori A. Sprague, Robert E. Zuellig, Jean A. Dupree
2006, Scientific Investigations Report 2006-5101-A
This report describes the effects of urbanization on physical, chemical, and biological characteristics of stream ecosystems in 28 basins along an urban land-use gradient in the South Platte River Basin, Colorado and Wyoming, from 2002 through 2003. Study basins were chosen to minimize natural variability among basins due to factors...
Topographic map of the western region of Dao Vallis in Hellas Planitia, Mars; MTM 500k -40/082E OMKT
Mark R. Rosiek, Bonnie L. Redding, Donna M. Galuszka
2006, Scientific Investigations Map 2926
This map, compiled photogrammetrically from Viking Orbiter stereo image pairs, is part of a series of topographic maps of areas of special scientific interest on Mars. Contours were derived from a digital terrain model (DTM) compiled on a digital photogrammetric workstation using Viking Orbiter stereo image pairs with orientation parameters...
usSEABED: Gulf of Mexico and Caribbean (Puerto Rico and U.S. Virgin Islands) offshore surficial sediment data release
Brian J. Buczkowski, Jane A. Reid, Chris J. Jenkins, Jamey M. Reid, S. Jeffress Williams, James G. Flocks
2006, Data Series 146
Over the past 50 years there has been an explosion in scientific interest, research effort and information gathered on the geologic sedimentary character of the United States continental margin. Data and information from thousands of publications have greatly increased our scientific understanding of the geologic origins of the shelf surface...
Organochlorine compounds and current-use pesticides in snow and lake sediment in Rocky Mountain National Park, Colorado, and Glacier National Park, Montana, 2002-03
M. Alisa Mast, William T. Foreman, Serena V. Skaates
2006, Scientific Investigations Report 2006-5119
Organochlorine compounds and current-use pesticides were measured in snow and lake-sediment samples from Rocky Mountain National Park in Colorado and Glacier National Park in Montana to determine their occurrence and distribution in high-elevation aquatic ecosystems. The U.S. Geological Survey, in cooperation with the National Park Service, collected snow samples...
Water resources data, Florida, water year 2005. Volume 1A: northeast Florida - Surface water
A.P. Nazarian, E.P. Simonds, S.M. Dickerson
2006, Water Data Report FL-05-1A
Water resources data for the 2005 water year in Florida consist of continuous or daily discharge for 429 streams, periodic discharge for 9 streams, continuous or daily stage for 218 streams, periodic stage for 5 streams, peak stage and discharge for 28 streams; continuous or daily elevations for 15 lakes,...
Dynamics of diffusive bubble growth and pressure recovery in a bubbly rhyolitic melt embedded in an elastic solid
Bernard A. Chouet, Phillip B. Dawson, Masaru Nakano
2006, Geosciences (111)
We present a model of gas exsolution and bubble expansion in a melt supersaturated in response to a sudden pressure drop. In our model, the melt contains a suspension of gas bubbles of identical sizes and is encased in a penny-shaped crack embedded in an elastic solid. The...
Timing and Duration of Flow in Ephemeral Streams of the Sierra Vista Subwatershed of the Upper San Pedro Basin, Cochise County, Southeastern Arizona
Bruce Gungle
2006, Scientific Investigations Report 2005-5190
Frequency, timing, and duration of streamflow were monitored in 20 ephemeral-stream channels across the Sierra Vista Subwatershed of the Upper San Pedro Basin, southeastern Arizona, during an 18-month period. One channel (Walnut Gulch) had Agricultural Research Service streamflow-gaging stations in place. The sediments of the remaining 19 ephemeral-stream channels were...
Hydrologic Requirements of and Evapotranspiration by Riparian Vegetation along the San Pedro River, Arizona
James M. Leenhouts, Julie C. Stromberg, Russell L. Scott
2006, Fact Sheet 2006-3027
This report summarizes analyses of riparian system hydrologic requirements and ground-water use detailed in U.S. Geological Survey Scientific Investigations Report 2005-5163, 'Hydrologic requirements of and consumptive ground-water use by riparian vegetation along the San Pedro River, Arizona,' compiled by J.M. Leenhouts, J.C. Stromberg, and R.L. Scott....
Gas desorption and adsorption isotherm studies of coals in the Powder River basin, Wyoming and adjacent basins in Wyoming and North Dakota
Gary D. Stricker, Romeo M. Flores, Dwain E. McGarry, Dean P. Stillwell, Daniel J. Hoppe, Cathy R. Stillwell, Alan M. Ochs, Margaret S. Ellis, Karl S. Osvald, Sharon L. Taylor, Marjorie C. Thorvaldson, Michael H. Trippi, Sherry D. Grose, Fred J. Crockett, Asghar J. Shariff
2006, Open-File Report 2006-1174
The U.S. Geological Survey (USGS), in cooperation with the State Office, Reservoir Management Group (RMG), of the Bureau of Land Management (BLM) in Casper (Wyoming), investigated the coalbed methane resources (CBM) in the Powder River Basin, Wyoming and Montana, from 1999 to the present. Beginning in late 1999, the study...
Aftershock decay, productivity, and stress rates in Hawaii: Indicators of temperature and stress from magma sources
Fred W. Klein, Tom Wright, Jennifer Nakata
2006, Journal of Geophysical Research B: Solid Earth (111)
We examined dozens of aftershock sequences in Hawaii in terms of Gutenberg-Richter and modified Omori law parameters. We studied p, the rate of aftershock decay; Ap, the aftershock productivity, defined as the observed divided by the expected number of aftershocks; and c, the time delay when aftershock rates begin to...
1976 Big Thompson flood, Colorado — Thirty years later
Robert D. Jarrett, John E. Costa
2006, Fact Sheet 2006-3095
In the early evening of Saturday, July 31, 1976, a large stationary thunderstorm released as much as 7.5 inches of rainfall in about an hour (about 12 inches in a few hours) in the middle reaches of the Big Thompson River Basin and to a lesser extent in parts of...
Hydraulic and field water-chemistry characteristics of piedmont alluvial deposits in the Middle Tyger River near Lyman, Spartanburg County, South Carolina, 2005
Larry G. Harrelson, Adrian D. Addison
2006, Scientific Investigations Report 2006-5133
This study explores the possibility of developing a bank-filtration process to improve water quality in which alluvial deposits serve as a natural sand filter to pretreat water to be used as a secondary drinking-water source in a small piedmont reservoir along the Middle Tyger River near Lyman in Spartanburg County,...
Urban seismic hazard mapping for Memphis, Shelby County, Tennessee
Joan Gomberg
2006, Fact Sheet 2005-3142
Earthquakes cannot be predicted, but scientists can forecast how strongly the ground is likely to shake as a result of an earthquake. Seismic hazard maps provide one way of conveying such forecasts. The U.S. Geological Survey (USGS), which produces seismic hazard maps for the Nation, is now engaged in developing...
The Laramide Mesa formation and the Ojo de Agua caldera, southeast of the Cananea copper mining district, Sonora, Mexico
Dennis P. Cox, Robert J. Miller, Keith L. Woodbourne
2006, Scientific Investigations Report 2006-5022
The Mesa Formation extends from Cananea, Mexico, southeast to the Sonora River and is the main host rock of Laramide porphyry copper deposits in the Cananea District and at the Alacran porphyry prospect to the east. The Mesa consists of two members-a lower andesite and an upper dacite. The lowest...
Assessment of Undiscovered Gas Resources of the Eastern Oregon and Washington Province, 2006
Michael E. Brownfield, Marilyn E. Tennyson, Thomas S. Ahlbrandt, Ronald R. Charpentier, Troy A. Cook, Timothy R. Klett, Richard M. Pollastro, Christopher J. Schenk
2006, Fact Sheet 2006-3091
Using a geology-based assessment methodology, the U.S. Geological Survey estimated a mean of 2.4 trillion cubic feet (TCF) of undiscovered natural gas in the Eastern Oregon and Washington Province. More than 90 percent, or 2.1 TCF, of the estimated undiscovered natural gas is continuous gas estimated to be trapped in...
Fish communities and related environmental conditions of the lower Boise River, southwestern Idaho, 1974-2004
Dorene E. MacCoy
2006, Scientific Investigations Report 2006-5111
Within the last century, the lower Boise River has been transformed from a meandering, braided, gravel-bed river that supported large runs of salmon to a channelized, regulated, urban river that provides flood control and irrigation water to more than 1,200 square miles of land. An understanding of the current status...
Reconnaissance-level assessment of water and bottom-sediment quality, including pesticides and mercury, in Yankton Sioux Tribe wetlands, Charles Mix County, South Dakota, June-July 2005
Bryan D. Schaap, Roy C. Bartholomay
2006, Scientific Investigations Report 2006-5132
During June and July 2005, water and bottom-sediment samples were collected from selected Yankton Sioux Tribe wetlands within the historic Reservation area of eastern Charles Mix County as part of a reconnaissance-level assessment by the U.S. Geological Survey and Yankton Sioux Tribe. The water samples were analyzed for pesticides and...
