Mapa Geologico de Venezuela a Escala 1:750,000
Paul C. Hackley, Franco Urbani, Alex W. Karlsen, Christopher P. Garrity
2006, Open-File Report 2006-1109
Se presenta un mapa geologico digital de Venezuela sobre un fondo de relieve sombreado. Los datos geologicos e hidrologicos del norte del rio Orinoco proceden de la digitalizacion de mapas geologicos en papel a escala 1:500.000. Estos datos fueron integrados con el mapa geologico digital del Escudo de Guayana Venezolano,...
Geologic and hydrogeologic framework of the Espa?ola basin -- Proceedings of the 5th annual Espa?ola basin workshop, Santa Fe, New Mexico, March 7-8, 2006
Kevin C. McKinney
2006, Open-File Report 2006-1134
This report presents abstracts of technical studies that are focused on the hydrogeologic framework of the Espa?ola basin, a major subbasin of the Cenozoic Rio Grande rift. The Rio Grande, Rio Chama, Santa Fe River, and their tributaries carry important surface water in the Espa?ola basin. Sediments and interbedded volcanic...
Rainfall thresholds for forecasting landslides in the Seattle, Washington, area — Exceedance and probability
Alan F. Chleborad, Rex L. Baum, Jonathan W. Godt
2006, Open-File Report 2006-1064
Empirical rainfall thresholds and related information form a basis for forecasting landslides in the Seattle area. A formula for a cumulative rainfall threshold (CT), P3=3.5–0.67P15, defined by rainfall amounts (in inches) during the last 3 days (72 hours), P3, and the previous 15 days (360 hours), P15, was developed from analysis of historical...
Magnetotelluric data collected near geophysically logged boreholes in the Española and Middle Rio Grande Basins, New Mexico
Jackie M. Williams, Brian D. Rodriguez
2006, Open-File Report 2006-1120
The Santa Fe region is growing rapidly. The Santa Fe Group aquifer in the Española Basin is the main source of municipal water for the region, and water shortfalls could have serious consequences. Future growth and land management in the region depend on accurate assessment and protection of the region's...
Imperiled species and communities threatened by invasive species
Rachel Muir, Sharon Gross
2006, Fact Sheet 2005-3110
Coastal classification atlas: South Texas coastal classification maps: Mansfield Channel to the Rio Grande
Robert A. Morton, Russell L. Peterson
2006, Open-File Report 2006-1133
The Nation's rapidly growing coastal population requires reliable information regarding the vulnerability of coastal regions to storm impacts. This has created a need for classifying coastal lands and evaluating storm-hazard vulnerability. Government officials and resource managers responsible for dealing with natural hazards also need accurate assessments of potential storm impacts...
Aluminum recycling in the United States in 2000
Patricia A. Plunkert
2006, Circular 1196-W
As one of a series of reports on metals recycling, this report discusses the flow of aluminum from production through its uses with particular emphasis on the recycling of industrial scrap (new scrap) and used products (old scrap) in 2000. This materials flow study includes a description of aluminum supply...
Microbial ecology in reef sediments of Biscayne National Park
John T. Lisle, Chris Reich
2006, Fact Sheet 2006-3052
Microbiology and public beach safety: integrated science for the protection of public health
Christine A. Kellogg, John T. Lisle
2006, Fact Sheet 2006-3045
Stocks and flows of lead-based wheel weights in the United States
Donald I. Bleiwas
2006, Open-File Report 2006-1111
Lead is used in many widely known applications, such as automobile batteries and radiation shielding. Another lesser known, but long-term, use of lead is in automotive vehicle wheel weights. Lead weights have been used to balance wheels since the 1930s because of its high specific gravity, low relative cost, and its...
USGS analysis of the Australian UNCLOS submission
Deborah R. Hutchinson, Robert W. Rowland
2006, Open-File Report 2006-1073
In November 2004, the Government of Australia made a submission to the Commission on the Limits of the Continental Shelf (CLCS) for 10 extended continental shelf (ECS) regions, utilizing Article-76 of the United Nations Convention on the Law of the Sea (UNCLOS). With information provided in the Australian Executive Summary,...
Modeling surface-water flow and sediment mobility with the Multi-Dimensional Surface-Water Modeling System (MD_SWMS)
Richard McDonald, Jonathan Nelson, Paul Kinzel, Jeffrey S. Conaway
2006, Fact Sheet 2005-3078
The Multi-Dimensional Surface-Water Modeling System (MD_SWMS) is a Graphical User Interface for surface-water flow and sediment-transport models. The capabilities of MD_SWMS for developing models include: importing raw topography and other ancillary data; building the numerical grid and defining initial and boundary conditions; running simulations; visualizing results; and comparing results with...
Water resources data, Indiana, water year 2005
Scott E. Morlock, Hieu T. Nguyen, Deborah K. Majors
2006, Water Data Report IN-05-1
Survival estimates of migrant juvenile salmonids through Bonneville Dam using radio telemetry, 2005
Timothy D. Counihan, Jill M. Hardiman, Chris Walker, Amy Puls, Glen Holmberg
2006, Report
During 2005, we evaluated the survival of radio-tagged yearling and subyearling Chinook salmon and steelhead trout through the Bonneville Dam spillway, powerhouses 1 and 2, the corner collector and juvenile bypass system (JBS) at powerhouse 2, and through all routes collectively using the route-specific survival model. Radio-tagged fish were released...
Scoping of flood hazard mapping needs for Merrimack County, New Hampshire
Robert H. Flynn
2006, Open-File Report 2006-1127
This report was prepared by the U.S. Geological Survey (USGS) New Hampshire/Vermont Water Science Center for scoping of flood-hazard mapping needs for Merrimack County, New Hampshire, under Federal Emergency Management Agency (FEMA) Inter-Agency agreement Number HSFE01-05X-0018....
Summary of recovered historical ground-water-level data for Michigan, 1934-2005
Cassaundra L. Cornett, Suzanne L. Crowley, Rose M. McGowan, Stephen P. Blumer, Howard W. Reeves
2006, Open-File Report 2006-1057
This report documents ground-water-level data-recovery efforts performed by the USGS Michigan Water Science Center and provides nearly three-hundred hydrographs generated from these recovered data. Data recovery is the process of verifying and transcribing data from paper files into the USGS National Water Information System (NWIS) electronic databases appropriate for ground-water-level...
Coastal Habitats in Puget Sound (CHIPS)
Frank Shipley, John Haines
2006, Fact Sheet 2006-3081
GoPhast: A graphical user interface for PHAST
Richard B. Winston
2006, Techniques and Methods 6-A20
GoPhast is a graphical user interface (GUI) for the USGS model PHAST. PHAST simulates multicomponent, reactive solute transport in three-dimensional, saturated, ground-water flow systems. PHAST can model both equilibrium and kinetic geochemical reactions. PHAST is derived from HST3D (flow and transport) and PHREEQC (geochemical calculations). The flow and transport calculations...
Water-quality and lake-stage data for Wisconsin lakes, water year 2005
W. J. Rose, H.S. Garn, G. L. Goddard, S.B. Marsh, D.L. Olson, Dale M. Robertson
2006, Open-File Report 2006-1080
The U.S. Geological Survey (USGS), in cooperation with local and other agencies, collects data at selected lakes throughout Wisconsin. These data, accumulated over many years, provide a data base for developing an improved understanding of the water quality of lakes. The purpose of this report is to provide information...
Preliminary geologic map of the Townsend 30' x 60' quadrangle, Montana
Mitchell W. Reynolds, Theodore R. Brandt
2006, Open-File Report 2006-1138
The geologic map of the Townsend quadrangle, scale 1:100,000, was made as part of the Montana Investigations Project to provide new information on the stratigraphy, structure, and geologic history of this geologically complex area in west-central Montana. The quadrangle encompasses about 4,200 square km (1,640 square mi)....
Research opportunities in interdisciplinary ground-water science in the U.S. Geological Survey
W. E. Sanford, Jonathan S. Caine, D.A. Wilcox, H.C. McWreath, J.R. Nicholas
2006, Circular 1293
This report is written for the scientifically literate reader but is not limited to those who are involved in ground-water science. The report is intended to encourage U.S. Geological Survey scientists to develop a sense of excitement about ground-water science in the agency, to inform scientists about existing and potential...
Hydrogeologic investigation of the Detrital, Hualapai, and Sacramento valleys of northwestern Arizona: a project of the Rural Watershed Initiative
David W. Anning, Marilyn E. Flynn, Margot Truini
2006, Fact Sheet 2006-3008
An evaluation and review of water-use estimates and flow data for the Lower Klamath and Tule Lake National Wildlife Refuges, Oregon and California
John C. Risley, Marshall W. Gannett
2006, Scientific Investigations Report 2006-5036
The Lower Klamath and Tule Lake National Wildlife Refuges, located in the upper Klamath Basin of Oregon and California, encompass approximately 46,700 and 39,100 acres, respectively. Demand for water in the semiarid upper Klamath Basin has increased in recent years, resulting in the need to better quantify water availability and...
Geomorphic characteristics and classification of Duluth-area streams, Minnesota
Faith A. Fitzpatrick, Marie C. Peppler, Michele M. DePhilip, Kathy Lee
2006, Scientific Investigations Report 2006-5029
In 2003 and 2004, a geomorphic assessment of streams in 20 watersheds in the Duluth, Minn., area was conducted to identify and summarize geomorphic characteristics, processes, disturbance mechanisms, and potential responses to disturbance. Methods used to assess the streams included watershed characterization, descriptions of segment slopes and valley types, historical...
Estimation of shallow ground-water recharge in the Great Lakes basin
B.P. Neff, A.R. Piggott, R. A. Sheets
2006, Scientific Investigations Report 2005-5284
This report presents the results of the first known integrated study of long-term average ground-water recharge to shallow aquifers (generally less than 100 feet deep) in the United States and Canada for the Great Lakes, upper St. Lawrence, and Ottawa River Basins. The approach used was consistent throughout the study...
