Geodatabase and characteristics of springs within and surrounding the Trinity aquifer outcrops in northern Bexar County, Texas, 2010--11
Allan K. Clark, Diana E. Pedraza, Robert R. Morris, Travis J. Garcia
2013, Data Series 750
The U.S. Geological Survey, in cooperation with the Trinity Glen Rose Groundwater Conservation District, the Edwards Aquifer Authority, and the San Antonio River Authority, developed a geodatabase of springs within and surrounding the Trinity aquifer outcrops in a 331-square-mile study area in northern Bexar County, Texas. The data used to...
Local-area-enhanced, 2.5-meter resolution natural-color and color-infrared satellite-image mosaics of the Nuristan mineral district in Afghanistan
Philip A. Davis, Laura E. Cagney, Scott A. Arko, Michelle L. Harbin
Philip A. Davis, editor(s)
2013, Data Series 709-X
The U.S. Geological Survey (USGS), in cooperation with the U.S. Department of Defense Task Force for Business and Stability Operations, prepared databases for mineral-resource target areas in Afghanistan. The purpose of the databases is to (1) provide useful data to ground-survey crews for use in performing detailed assessments of the...
Overview of groundwater quality in the Piceance Basin, western Colorado, 1946--2009
J.C. Thomas, P.B. McMahon
2013, Scientific Investigations Report 2012-5198
Groundwater-quality data from public and private sources for the period 1946 to 2009 were compiled and put into a common data repository for the Piceance Basin. The data repository is available on the web at http://rmgsc.cr.usgs.gov/cwqdr/Piceance/index.shtml. A subset of groundwater-quality data from the repository was compiled, reviewed, and checked for...
Lead isotope determinations from sulfide mineral occurrences--Russian Far East
Stan E. Church, Nikolai A. Goryachev, Vladimir I. Shpikerman
2013, Data Series 743
The lead isotope database for sulfide deposits and occurrences in the Russian Far East was funded by the Mineral Resources Program, U.S. Geological Survey (USGS) in conjunction with the collaborative studies of mineral resources by the Russian Academy of Sciences and the U. S. Geological Survey (Nokleberg and others, 1996)....
An assessment of hydrothermal alteration in the Santiaguito lava dome complex, Guatemala: implications for dome collapse hazards
Jessica L. Ball, Eliza S. Calder, Bernard E. Hubbard, Marc L. Bernstein
2013, Bulletin of Volcanology (75) 676-676
A combination of field mapping, geochemistry, and remote sensing methods has been employed to determine the extent of hydrothermal alteration and assess the potential for failure at the Santiaguito lava dome complex, Guatemala. The 90-year-old complex of four lava domes has only experienced relatively small and infrequent dome collapses in...
Potential population-level effects of increased haulout-related mortality of Pacific walrus calves
Mark S. Udevitz, Rebecca L. Taylor, Joel L. Garlich-Miller, Lori T. Quakenbush, Jonathan A. Snyder
2013, Polar Biology (36) 291-298
Availability of summer sea ice has been decreasing in the Chukchi Sea during recent decades, and increasing numbers of Pacific walruses have begun using coastal haulouts in late summer during years when sea ice retreats beyond the continental shelf. Calves and yearlings are particularly susceptible to being crushed during disturbance...
U.S. Geological Survey science for the Wyoming Landscape Conservation Initiative: 2011 annual report
Zachary H. Bowen, Cameron L. Aldridge, Patrick J. Anderson, Timothy J. Assal, Laura Biewick, Steven W. Blecker, Gregory K. Boughton, Natasha B. Carr, Anna D. Chalfoun, Geneva W. Chong, Melanie L. Clark, Jay E. Diffendorfer, Bradley C. Fedy, Katharine Foster, Steven L. Garman, Stephanie Germaine, Matthew G. Hethcoat, JoAnn Holloway, Collin G. Homer, Matthew J. Kauffman, Douglas Keinath, Natalie Latysh, Daniel J. Manier, Robert R. McDougal, Cynthia P. Melcher, Kirk A. Miller, Jessica Montag, Edward M. Olexa, Christopher J. Potter, Spencer Schell, Sarah L. Shafer, David B. Smith, Lisa L. Stillings, Michael J. Sweat, Michele L. Tuttle, Anna B. Wilson
2013, Open-File Report 2013-1033
This is the fourth report produced by the U.S. Geological Survey (USGS) for the Wyoming Landscape Conservation Initiative (WLCI) to detail annual work activities. In FY2011, there were 37 ongoing, completed, or new projects conducted under the five major multi-disciplinary science and technical-assistance activities: (1) Baseline Synthesis, (2) Targeted Monitoring...
Local-area-enhanced, 2.5-meter resolution natural-color and color-infrared satellite-image mosaics of the Ghunday-Achin mineral district in Afghanistan, in Davis, P.A, compiler, Local-area-enhanced, high-resolution natural-color and color-infrared satellite-image mosaics of mineral districts in Afghanistan
Philip A. Davis, Scott A. Arko, Michelle L. Harbin
Philip A. Davis, editor(s)
2013, Data Series 709-W
The U.S. Geological Survey (USGS), in cooperation with the U.S. Department of Defense Task Force for Business and Stability Operations, prepared databases for mineral-resource target areas in Afghanistan. The purpose of the databases is to (1) provide useful data to ground-survey crews for use in performing detailed assessments of the...
Use of the Soil and Water Assessment Tool (SWAT) for simulating hydrology and water quality in the Cedar River Basin, Iowa, 2000--10
Kasey J. Hutchinson, Daniel E. Christiansen
2013, Scientific Investigations Report 2013-5002
The U.S. Geological Survey, in cooperation with the Iowa Department of Natural Resources, used the Soil and Water Assessment Tool to simulate streamflow and nitrate loads within the Cedar River Basin, Iowa. The goal was to assess the ability of the Soil and Water Assessment Tool to estimate streamflow and...
Progress toward establishing a national assessment of water availability and use
William M. Alley, Eric J. Evenson, Nancy L. Barber, Breton W. Bruce, Kevin F. Dennehy, Mary Freeman, Ward O. Freeman, Jeffrey M. Fischer, William B. Hughes, Jonathan G. Kennen, Julie E. Kiang, Kelly O. Maloney, MaryLynn Musgrove, Barbara E. Ralston, Steven Tessler, James P. Verdin
2013, Circular 1384
The Omnibus Public Land Management Act of 2009 (Public Law 111-11) was passed into law on March 30, 2009. Subtitle F, also known as the SECURE Water Act, calls for the establishment of a "national water availability and use assessment program" within the U.S. Geological Survey (USGS). A major driver...
MODIS-informed greenness responsesto daytime land surface temperaturefluctuations and wildfire disturbancesin the Alaskan Yukon River Basin
Zhengxi Tan, Shu-Guang Liu, Calli B. Jenkerson, Jennifer Oeding, Bruce K. Wylie, Jennifer R. Rover, Claudia J. Young
2013, International Journal of Remote Sensing (34) 2187-2199
Pronounced climate warming and increased wildfire disturbances are known to modify forest composition and control the evolution of the boreal ecosystem over the Yukon River Basin (YRB) in interior Alaska. In this study, we evaluate the post-fire green-up rate using the normalized difference vegetation index (NDVI) derived from 250 m...
Porphyry copper assessment of Southeast Asia and Melanesia: Chapter D in Global mineral resource assessment
Jane M. Hammarstrom, Arthur A. Bookstrom, Connie L. Dicken, Benjamin J. Drenth, Steve Ludington, Gilpin R. Robinson Jr., Bambang Tjahjono Setiabudi, Wudhikarn Sukserm, Dwi Nugroho Sunuhadi, Alexander Yan Sze Wah, Michael L. Zientek
2013, Scientific Investigations Report 2010-5090-D
The U.S. Geological Survey collaborated with member countries of the Coordinating Committee for Geoscience Programmes in East and Southeast Asia (CCOP) on an assessment of the porphyry copper resources of Southeast Asia and Melanesia as part of a global mineral resource assessment. The region hosts world-class porphyry copper deposits and...
Cold-seep habitat mapping: high-resolution spatial characterization of the Blake Ridge Diapir seep field
Jamie K.S. Wagner, Molly H. McEntee, Laura L. Brothers, Christopher R. German, Carl L. Kaiser, Dana R. Yoerger, Cindy Lee Van Dover
2013, Deep-Sea Research Part II: Topical Studies in Oceanography (92) 183-188
Relationships among seep community biomass, diversity, and physiographic controls such as underlying geology are not well understood. Previous efforts to constrain these relationships at the Blake Ridge Diapir were limited to observations from piloted deep-submergence vehicles. In August 2012, the autonomous underwater vehicle (AUV) Sentry collected geophysical and photographic data...
Local-area-enhanced, 2.5-meter resolution natural-color and color-infrared satellite-image mosaics of the Uruzgan mineral district in Afghanistan: Chapter V in Local-area-enhanced, high-resolution natural-color and color-infrared satellite-image mosaics of mineral districts in Afghanistan
Philip A. Davis
2013, Data Series 709-V
The U.S. Geological Survey (USGS), in cooperation with the U.S. Department of Defense Task Force for Business and Stability Operations, prepared databases for mineral-resource target areas in Afghanistan. The purpose of the databases is to (1) provide useful data to ground-survey crews for use in performing detailed assessments of the...
Streams in the urban heat island: spatial and temporal variability in temperature
Kayleigh A. Somers, Emily S. Bernhardt, James B. Grace, Brooke A. Hassett, Elizabeth B. Sudduth, Siyi Wang, Dean L. Urban
2013, Freshwater Science (32) 309-326
Streams draining urban heat islands tend to be hotter than rural and forested streams at baseflow because of warmer urban air and ground temperatures, paved surfaces, and decreased riparian canopy. Urban infrastructure efficiently routes runoff over hot impervious surfaces and through storm drains directly into streams and can lead to...
Flood-inundation maps for the Tippecanoe River near Delphi, Indiana
Chad D. Menke, Aubrey R. Bunch, Moon H. Kim
2013, Scientific Investigations Map 3243
Digital flood-inundation maps for an 11-mile reach of the Tippecanoe River that extends from County Road W725N to State Road 18 below Oakdale Dam, Indiana (Ind.), were created by the U.S. Geological Survey (USGS) in cooperation with the Indiana Department of Transportation. The inundation maps, which can be accessed through...
Cross-sensor comparisons between Landsat 5 TM and IRS-P6 AWiFS and disturbance detection using integrated Landsat and AWiFS time-series images
Xuexia Chen, James E. Vogelmann, Gyanesh Chander, Lei Ji, Brian Tolk, Chengquan Huang, Matthew Rollins
2013, International Journal of Remote Sensing (34) 2432-2453
Routine acquisition of Landsat 5 Thematic Mapper (TM) data was discontinued recently and Landsat 7 Enhanced Thematic Mapper Plus (ETM+) has an ongoing problem with the scan line corrector (SLC), thereby creating spatial gaps when covering images obtained during the process. Since temporal and spatial discontinuities of Landsat data are...
Miscellaneous geochemical data from waters in the Upper Animas River Watershed, Colorado
Raymond H. Johnson, Douglas B. Yager
2013, Open-File Report 2013-1047
This report releases geochemistry data in waters from the upper Animas River watershed that have been analyzed by inductively coupled plasma–mass spectrometry. These samples were collected at various sites and at various dates (41 sites and 86 samples from 2008 to 2010). A main data table is provided and the...
Local-area-enhanced, 2.5-meter resolution natural-color and color-infrared satellite-image mosaics of the Bakhud mineral district in Afghanistan: Chapter U in Local-area-enhanced, high-resolution natural-color and color-infrared satellite-image mosaics of mineral districts in Afghanistan
Philip A. Davis, Laura E. Cagney
Philip A. Davis, editor(s)
2013, Data Series 709-U
The U.S. Geological Survey (USGS), in cooperation with the U.S. Department of Defense Task Force for Business and Stability Operations, prepared databases for mineral-resource target areas in Afghanistan. The purpose of the databases is to (1) provide useful data to ground-survey crews for use in performing detailed assessments of the...
Hydrologic data and groundwater flow simulations in the vicinity of Long Lake, Indiana Dunes National Lakeshore, near Gary, Indiana
David C. Lampe, E. Randall Bayless
2013, Scientific Investigations Report 2013-5003
The U.S. Geological Survey (USGS) collected data and simulated groundwater flow to increase understanding of the hydrology and the effects of drainage alterations to the water table in the vicinity of Long Lake, near Gary, Indiana. East Long Lake and West Long Lake (collectively known as Long Lake) make up...
Geological analysis of aeromagnetic data from southwestern Alaska: Implications for exploration in the area of the Pebble porphyry Cu-Au-Mo deposit
Eric D. Anderson, Murray W. Hitzman, Thomas Monecke, Paul A. Bedrosian, Anjana K. Shah, Karen D. Kelley
2013, Economic Geology (108) 421-436
Aeromagnetic data are used to better understand the geology and mineral resources near the Late Cretaceous Pebble porphyry Cu-Au-Mo deposit in southwestern Alaska. The reduced-to-pole (RTP) transformation of regional-scale aeromagnetic data shows that the Pebble deposit is within a cluster of magnetic anomaly highs. Similar to Pebble, the Iliamna, Kijik,...
Consequences of land use and land cover change
E. Terrence Slonecker, Christopher Barnes, Krista Karstensen, Lesley E. Milheim, Coral M. Roig-Silva
2013, Fact Sheet 2013-3010
The U.S. Geological Survey (USGS) Climate and Land Use Change Mission Area is one of seven USGS mission areas that focuses on making substantial scientific "...contributions to understanding how Earth systems interact, respond to, and cause global change". Using satellite and other remotely sensed data, USGS scientists monitor patterns of...
Modeling variably saturated subsurface solute transport with MODFLOW-UZF and MT3DMS
Eric D. Morway, Richard G. Niswonger, Christian D. Langevin, Ryan T. Bailey, Richard W. Healy
2013, Ground Water (51) 237-251
The MT3DMS groundwater solute transport model was modified to simulate solute transport in the unsaturated zone by incorporating the unsaturated-zone flow (UZF1) package developed for MODFLOW. The modified MT3DMS code uses a volume-averaged approach in which Lagrangian-based UZF1 fluid fluxes and storage changes are mapped onto a fixed grid. Referred...
Flood-inundation maps for the Saluda River from Old Easley Bridge Road to Saluda Lake Dam near Greenville, South Carolina
Stephen T. Benedict, Andral W. Caldwell, Jimmy M. Clark
2013, Scientific Investigations Map 3244
Digital flood-inundation maps for a 3.95-mile reach of the Saluda River from approximately 815 feet downstream from Old Easley Bridge Road to approximately 150 feet downstream from Saluda Lake Dam near Greenville, South Carolina, were developed by the U.S. Geological Survey (USGS). The inundation maps, which can be accessed through...
United States-Mexican Borderlands: Facing tomorrow's challenges through USGS science
Randall G. Updike, Eugene G. Ellis, William R. Page, Melanie J. Parker, Jay B. Hestbeck, William F. Horak, editor(s)
2013, Circular 1380
Along the nearly 3,200 kilometers (almost 2,000 miles) of the United States–Mexican border, in an area known as the Borderlands, we are witnessing the expression of the challenges of the 21st century. This circular identifies several challenge themes and issues associated with life and the environment in the Borderlands, listed...
