User's guide to the Variably Saturated Flow (VSF) process to MODFLOW
R. Brad Thoms, Richard L. Johnson, Richard W. Healy
2006, Techniques and Methods 6-A18
A new process for simulating three-dimensional (3-D) variably saturated flow (VSF) using Richards' equation has been added to the 3-D modular finite-difference ground-water model MODFLOW. Five new packages are presented here as part of the VSF Process--the Richards' Equation Flow (REF1) Package, the Seepage Face (SPF1) Package, the Surface Ponding...
Summary of available hydrogeologic data for the northeast portion of the alluvial aquifer at Louisville, Kentucky
Michael D. Unthank, Hugh L. Nelson
2006, Open-File Report 2006-1146
The hydrogeologic characteristics of the unconsolidated glacial outwash sand and gravel deposits that compose the northeast portion of the alluvial aquifer at Louisville, Kentucky, indicate a prolific water-bearing formation with approximately 7 billion gallons of ground-water storage and an estimated sustainable yield of over 280 million gallons per day. This...
Effects of irrigation practices on water use in the groundwater management districts within the Kansas high plains, 1991-2003
Charles A. Perry
2006, Scientific Investigations Report 2006-5069
Data compiled for the High Plains region of Kansas that includes five Groundwater Management Districts (GMDs) were analyzed for trends in irrigation water use, acres irrigated, precipitation, irrigation system types, and irrigated crop types to determine the effects of irrigation practices on water use over time. For the study period...
Database for the geologic map of the Snoqualmie Pass 30-minute by 60-minute quadrangle, Washington (I-2538)
R. W. Tabor, V. A. Frizzell Jr., D. B. Booth, R. B. Waitt
2006, Data Series 186
This digital map database has been prepared by R.W. Tabor from the published Geologic map of the Snoqualmie Pass 30' X 60' Quadrangle, Washington. Together with the accompanying text files as PDF, it provides information on the geologic structure and stratigraphy of the area covered. The database delineates map units...
Idaho and Montana non-fuel exploration database 1980-1997
David A. Buckingham, Carl A. DiFrancesco, Kenneth E. Porter, Donald I. Bleiwas, J. Douglas Causey, William B. Ferguson
2006, Data Series 173
This report describes a relational database containing information about mineral exploration projects in the States of Idaho and Montana for the years 1980 through 1997 and a spatial (geographic) database constructed using data from the relational database. The focus of this project was to collect information on exploration for mineral...
Mineral facilities of Africa and the Middle East
J.M. Eros, Luissette Candelario-Quintana
2006, Open-File Report 2006-1135
This map displays over 1,500 mineral facilities in Africa and the Middle East. The mineral facilities include mines, plants, mills, or refineries of aluminum, cement, coal, copper, diamond, gold, iron and steel, nickel, platinum-group metals, salt, and silver, among others. The data used in this poster were compiled from multiple...
Approach to an assessment of volatile organic compounds in the nation's ground water and drinking-water supply wells
Michael J. Moran, John S. Zogorski, Barbara L. Rowe
2006, Open-File Report 2005-1452
The National Water-Quality Assessment (NAWQA) Program of the U.S. Geological Survey (USGS) developed an approach for a national assessment of the occurrence, status, and distribution of volatile organic compounds (VOCs) in samples of ground water from aquifer studies and in samples from drinking-water supply wells, specifically domestic and public wells....
Data collection for the assessment of aquatic communities in northeastern Wyoming and southeastern Montana, 2005
Peter R. Wright, David A. Peterson, Laura L. Hallberg
2006, Fact Sheet 2006-3047
A database of lotic invertebrate traits for North America
Nicole M. K. Vieira, N. LeRoy Poff, Daren M. Carlisle, Stephen R. Moulton II, Marci L. Koski, Boris C. Kondratieff
2006, Data Series 187
The assessment and study of stream communities may be enhanced if functional characteristics such as life-history, habitat preference, and reproductive strategy were more widely available for specific taxa. Species traits can be used to develop these functional indicators because many traits directly link functional roles of organisms with controlling environmental...
Geology, ground-water hydrology, geochemistry, and ground-water simulation of the Beaumont and Banning Storage Units, San Gorgonio Pass area, Riverside County, California
Diane L. Rewis, Allen H. Christensen, Jonathan Matti, Joseph Hevesi, Tracy Nishikawa, Peter Martin
2006, Scientific Investigations Report 2006-5026
Ground water has been the only source of potable water supply for residential, industrial, and agricultural users in the Beaumont and Banning storage units of the San Gorgonio Pass area, Riverside County, California. Ground-water levels in the Beaumont area have declined as much as 100 feet between the early 1920s...
Rainfall, runoff, and water-quality data for the urban storm-water program in the Albuquerque, New Mexico, metropolitan area, water year 2004
Todd Kelly, Orlando Romero, Mike Jimenez
2006, Open-File Report 2006-1105
Urbanization has dramatically increased precipitation runoff to the system of drainage channels and natural stream channels in the Albuquerque, New Mexico, metropolitan area. Rainfall and runoff data are important for planning and designing future storm-water conveyance channels in newly developing areas. Storm-water quality also is monitored in accordance with the...
Assessment of hydrologic and water quality data collected in Abbotts Lagoon watershed, Point Reyes National Seashore, California, during water years 1999 and 2000
Charles R. Kratzer, Dina K. Saleh, Celia Zamora
2006, Scientific Investigations Report 2005-5261
Abbotts Lagoon is part of Point Reyes National Seashore, located about 40 miles northwest of San Francisco and about 20 miles south of Bodega Bay. Water-quality samples were collected quarterly during water year 1999 at a site in each of three connected lagoons that make up Abbotts Lagoon and at...
Water resources data Maryland, Delaware, and Washington, D.C.,water year 2005, Volume 1. Surface-water data
Richard W. Saffer, Robert H. Pentz, Anthony J. Tallman
2006, Water Data Report MD-DE-DC-05-1
Water resources data for the 2005 water year for Maryland, Delaware, and Washington, D.C. consist of records of stage, discharge, and water quality of streams; stage and contents of lakes and reservoirs. This volume (Volume 1. Surface-Water Data) contains records for water discharge at 145 gaging stations; stage and contents...
Annual dissolved nitrite plus nitrate and total phosphorous loads for the Susquehanna, St. Lawrence, Mississippi-Atchafalaya, and Columbia River basins, 1968-2004
Brent T. Aulenbach
2006, Open-File Report 2006-1087
Annual stream-water loads were calculated near the outlet of four of the larger river basins (Susquehanna, St. Lawrence, Mississippi-Atchafalaya, and Columbia) in the United States for dissolved nitrite plus nitrate (NO2 + NO3) and total phosphorus using LOADEST load estimation software. Loads were estimated for the period 1968-2004; although loads...
Processed 1938 aerial photography for selected areas of the lower Colorado River, southwestern United States
Laura M. Norman, Michael Gishey, Leila Gass, Brian Yanites, Edwin Pfeifer, Ron Simms, Ray Ahlbrandt
2006, Open-File Report 2006-1141
The U.S. Geological Survey (USGS) initiated a study of the Lower Colorado River to derive temporal-change characteristics from the predam period to the present. In this report, we present summary information on accomplishments under a USGS task for the Department of the Interior's Landscapes in the West project. We discuss...
Conodont and Radiolarian Data from the De Long Mountains Quadrangle and Adjacent Areas, Northern Alaska
Julie A. Dumoulin, Anita G. Harris, Charles D. Blome, Lorne E. Young
2006, Open-File Report 2006-1068
INTRODUCTION This report presents biostratigraphic data from 289 collections at 189 localities in the De Long Mountains, Misheguk Mountain, and Noatak quadrangles (fig. 1); most of these data have never been previously published. The collections were made during studies of the Red Dog massive sulfide deposit in 1998?2004 and in...
Transport pathways in the lower reaches of Hood Canal
Marlene A. Noble, Anne L. Gartner, Anthony J. Paulson, Jingping Xu, Edward G. Josberger, Christopher Curran
2006, Open-File Report 2006-1001
In 2003, studies revealed that the waters in the lower reaches of Hood Canal in Washington State had very low dissolved-oxygen concentrations, low enough to cause some fish kills between June and October of that year. In order to determine the transport patterns and the persistence of the low oxygen...
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...
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...
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...
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...
Water resources data, Indiana, water year 2005
Scott E. Morlock, Hieu T. Nguyen, Deborah K. Majors
2006, Water Data Report IN-05-1
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...
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-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...
