Verification of water-quality model to simulate effects of discharging treated wastewater during ice-cover conditions to the Red River of the North at Fargo, North Dakota, and Moorhead, Minnesota
Edwin A. Wesolowski
1995, Water-Resources Investigations Report 95-4292
The Red River at Fargo Water-Quality (RRatFGO QW) Model, which used the Enhanced Stream Water Quality Model (QUAL2E) computer program, was calibrated and verified for icefree conditions. The purpose of this study was to verify the model for ice-cover conditions using the same Red River of the North study reach...
User's guide to PHREEQC, a computer program for speciation, reaction-path, advective-transport, and inverse geochemical calculations
D.L. Parkhurst
1995, Water-Resources Investigations Report 95-4227
PHREEQC is a computer program written in the C programming language that is designed to perform a wide variety of aqueous geochemical calculations. PHREEQC is based on an ion-association aqueous model and has capabilities for (1) speciation and saturation-index calculations, (2) reaction-path and advective-transport calculations involving specified irreversible reactions, mixing...
Application of acoustic velocity meters for gaging discharge of three low-velocity tidal streams in the St. Johns River basin, northeast Florida
J. V. Sloat, W. S. Gain
1995, Water-Resources Investigations Report 95-4230
Index-velocity data collected with acoustic velocity meters, stage data, and cross-sectional area data were used to calculate discharge at three low-velocity, tidal streamflow stations in north-east Florida. Discharge at three streamflow stations was computed as the product of the channel cross-sectional area and the mean velocity as determined from an...
Assessment of intrinsic bioremediation of jet fuel contamination in a shallow aquifer, Beaufort, South Carolina
Frank Chapelle, J. E. Landmeyer, P. M. Bradley
1995, Water-Resources Investigations Report 95-4262
Field and laboratory studies show that microorganisms indigenous to the ground-water system underlying Tank Farm C, Marine Corps Air Station Beaufort, S.C., degrade petroleum hydrocarbons under aerobic and anaerobic conditions. Under aerobic conditions, sediments from the shallow aquifer underlying the site mineralized radiolabeled (14C) toluene to 14CO2 with first-order...
Data for and adjusted regional regression models of volume and quality of urban storm-water runoff in Boise and Garden City, Idaho, 1993-94
L.C. Kjelstrom
1995, Water-Resources Investigations Report 95-4228
The U.S. Environmental Protection Agency requires information on the volume and quality of urban storm-water runoff to apply for a permit to discharge this water into the Boise River under the National Pollutant Discharge Elimination System Program. Concentrations of selected chemical constituents in storm runoff were determined from samples collected...
Quality of surface water and ground water in the proposed artificial-recharge project area, Rillito Creek basin, Tucson, Arizona, 1994
Saeid Tadayon
1995, Water-Resources Investigations Report 95-4270
Controlled artificial recharge of surface runoff is being considered as a water-management technique to address the problem of ground-water overdraft. The planned use of recharge facilities in urban areas has caused concern about the quality of urban runoff to be recharged and the potential for ground-water contamination. The proposed recharge...
Sampling design and procedures for fixed surface-water sites in the Georgia-Florida coastal plain study unit, 1993
H. H. Hatzell, E. T. Oaksford, C.E. Asbury
1995, Open-File Report 95-279
The implementation of design guidelines for the National Water-Quality Assessment (NAWQA) Program has resulted in the development of new sampling procedures and the modification of existing procedures commonly used in the Water Resources Division of the U.S. Geological Survey. The Georgia-Florida Coastal Plain (GAFL) study unit began the intensive data...
Simulation of stage and the the hydrologic budget of Devils Lake, Sauk County, Wisconsin
J. T. Krohelski, W. G. Batten
1995, Open-File Report 94-348
Water clarity of Devils Lake, in the Driftless Area of southwestern Wisconsin, has been decreasing because of blue-green algal blooms. An understanding of the hydrology of Devils Lake is needed to develop a mitigation plan to reduce phosphorus input. A model was developed to test the current understanding of the...
Watershed boundaries and digital elevation model of Oklahoma derived from 1:100,000-scale digital topographic maps
J. R. Cederstrand, A. H. Rea
1995, Open-File Report 95-727
This document provides a general description of the procedures used to develop the data sets included on this compact disc. This compact disc contains watershed boundaries for Oklahoma, a digital elevation model, and other data sets derived from the digital elevation model. The digital elevation model was produced using the...
Preliminary compilation of descriptive geoenvironmental mineral deposit models
Edward A. du Bray
1995, Open-File Report 95-831
Summary: This book was released in paper form in June, 1996. After its release, it was converted to digital form as Adobe Acrobat (.pdf) files using Acrobat version 2.1. The Acrobat presentation you are accessing is a facsimile of the published book. A few minor editorial changes were made...
Tritium and radioactive carbon (14C) analyses of gas collected from unsaturated sediments next to a low-level radioactive-waste burial site south of Beatty, Nevada, April 1994 and July 1995
David E. Prudic, Robert G. Striegl
1995, Open-File Report 95-741
Tritium activities in water vapor and radioactive carbon (14C) activities in carbon dioxide were determined in gas samples pumped from small-diameter air ports installed in a test hole within the unsaturated sediments next to a commercial burial site for low-level radioactive waste south of Beatty, Nevada. In April 1994, gas...
Results of a shallow seismic-refraction survey in the Little Valley area near Hemet, Riverside County, California
L. F. Duell Jr.
1995, Water-Resources Investigations Report 95-4138
Little Valley, a small locally named valley southeast of the city of Hemet in Riverside County, California, is being evaluated for development of a constructed wetland and infiltration area as part of a water-resources management program in the area. The valley is a granitic basin filled with unconsolidated material. In...
Water Budget for the Island of Kauai, Hawaii
Patricia J. Shade
1995, Water-Resources Investigations Report 95-4128
A geographic information system model was created to calculate a monthly water budget for the island of Kauai. Ground-water recharge is the residual component of a monthly water budget calculated using long-term average rainfall, streamflow, and pan-evaporation data, applied irrigation-water estimates, and soil characteristics. The water-budget components are defined seasonally,...
Evaluation of ground-water flow and hydrologic budget for Lake Five-O, a seepage lake in northwestern Florida
J. W. Grubbs
1995, Water-Resources Investigations Report 94-4145
Temporal and spatial distributions of ground-water inflow to, and leakage from Lake Five-O, a softwater, seepage lake in northwestern Florida, were evaluated using hydrologic data and simulation models of the shallow ground-water system adjacent to the lake. The simulation models indicate that ground-water inflow to the lake and leakage from...
The use of three-parameter rating table lookup programs, RDRAT and PARM3, in hydraulic flow models
C.L. Sanders Jr.
1995, Water-Resources Investigations Report 95-4090
Subroutines RDRAT and PARM3 enable computer programs such as the BRANCH open-channel unsteady-flow model to route flows through or over combinations of critical-flow sections, culverts, bridges, road- overflow sections, fixed spillways, and(or) dams. The subroutines also obstruct upstream flow to simulate operation of flapper-type tide gates. A multiplier can be...
Application of a sediment-transport model to estimate bridge scour at selected sites in Colorado, 1991-93
J. E. Vaill
1995, Water-Resources Investigations Report 95-4179
A bridge-scour study by the U.S. Geological Survey, in cooperation with the Colorado Department of Transportation, was begun in 1991 to evaluate bridges in the State for potential scour during floods. A part of that study was to apply a computer model for sediment-transport routing to simulate channel aggradation or...
Hydrogeology and ground-water flow, fractured Mesozoic structural-basin rocks, Stony Brook, Beden Brook, and Jacobs Creek drainage basins, west-central New Jersey
Jean C. Lewis, Eric Jacobsen
1995, Water-Resources Investigations Report 94-4147
This study was undertaken to characterize ground- water flow in the Stony Brook, Beden Brook, and Jacobs Creek drainage basins in west-central New Jersey. The 89-square-mile study area is underlain by dipping beds of fractured siltstone, shale, and sandstone and by massive diabase sills. In all of the rocks, the...
Arctic delta processes : a computer animation and paper models
Tau Rho Alpha, Erk Reimnitz
1995, Open-File Report 95-843-A
Geohydrology and simulation of ground-water flow near Los Alamos, north-central New Mexico
P. F. Frenzel
1995, Water-Resources Investigations Report 95-4091
An existing model was modified in recognition of new geohydrologic interpretations and adjusted to simulate hydrographs in well fields in the Los Alamos area. Hydraulic-head drawdowns at the Buckman well field resulting from two projected ground-water-withdrawal alternatives were estimated with the modified model. The Chaquehui formation (informal usage)...
Arctic delta processes: A computer animation and paper models
Tau Rho Alpha, Erk Reimnitz
1995, Open-File Report 95-843-B
This report shows, by means of a computer animation and paper models, how deltas are affected by fresh and salt water currents, topography and location. The report is intended to help students and others visualize how ice shapes and forms a delta. By studying the animations and the paper models,...
Processes controlling dissolved oxygen and pH in the upper Willamette River basin, Oregon, 1994
Ted R. Pogue Jr., Chauncey W. Anderson
1995, Water-Resources Investigations Report 95-4205
In July and August of 1994, the U. S. Geological Survey in cooperation with the Oregon Department of Environmental Quality (ODEQ) collected data to document the spatial extent and diel variability of dissolved oxygen (DO) concentrations and pH levels in selected reaches of streams in the upper Willamette River Basin....
Characteristics, transport, and yield of sediment in Juday Creek, St. Joseph County, Indiana, 1993-94
K. K. Fowler, J.T. Wilson
1995, Water-Resources Investigations Report 95-4135
Juday Creek is a tributary of the St. Joseph River in St. Joseph County, north-central Indiana. The creek has been identified as one of the few streams in the State that can support a naturally reproducing brown trout population. A recent study of benthic invertebrates shows a decline in the...
Geochemistry of ground water in the Gallup, Dakota, and Morrison aquifers, San Juan Basin, New Mexico
W. L. Dam
1995, Water-Resources Investigations Report 94-4253
Ground water was sampled from wells completed in the Gallup, Dakota, and Morrison aquifers in the San Juan Basin, New Mexico, to examine controls on solute concentrations. Samples were collected from 38 wells primarily from the Morrison aquifer (25 wells) in the northwestern part of the basin. A series of samples was collected...
Regression models of monthly water-level change in and near the Closed Basin Division of the San Luis Valley, south-central Colorado
Kenneth R. Watts
1995, Water-Resources Investigations Report 93-4209
The Bureau of Reclamation is developing a water-resource project, the Closed Basin Division, in the San Luis Valley of south-central Colorado that is designed to salvage unconfined ground water that currently is discharged as evapotranspiration. The water table in and near the 130,000-acre Closed Basin Division area will be lowered...
Ground-Water Availability from the Hawi Aquifer in the Kohala Area, Hawaii
Mark R. Underwood, William Meyer, William R. Souza
1995, Water-Resources Investigations Report 95-4113
A ground-water study consisting of test-well drilling, aquifer tests, and numerical simulation was done to investigate ground-water availability in the basal part of the Hawi aquifer between the western drainage divide of Pololu Valley and Upolu Point in Kohala, Hawaii. The test-well drilling provided information on geology, water levels, water...
