Hydrogeology of a hazardous-waste disposal site near Brentwood, Williamson County, Tennessee
Patrick Tucci, D. W. Hanchar, R. W. Lee
1990, Water-Resources Investigations Report 89-4144
Approximately 44,000 gal of industrial solvent wastes were disposed in pits on a farm near Brentwood, Tennessee, in 1978, and contaminants were reported in the soil and shallow groundwater on the site in 1985. In order for the State to evaluate possible remedial-action alternatives, an 18-month study was conducted to...
Aeromagnetic gridded data from two surveys flown over a buried porphyry copper deposit west of Casa Grande, Arizona
Viki Bankey, Robert E. Bracken
1990, Open-File Report 90-685-B
Time-of-travel of solutes in the Trinity River from Dallas to Trinidad, Texas, May and August 1987
W. Scott Gain
1990, Open-File Report 89-614
The U.S. Geological Survey (USGS), in cooperation with the city of Dallas, conducted a study of the time of travel of solutes during moderate flow conditions in a reach of the Trinity River from the outfall of the Dallas Central Wastewater Treatment Plant (DCWTP) to the USGS streamflow-gaging station 08062700,...
Effects of urbanization on peak streamflows in four Connecticut communities, 1980-84
L.A. Weiss
1990, Water-Resources Investigations Report 89-4167
Ratios of peak flows in urban basins to peak flows in rural basins in Connecticut are about 1.5 to 6.1 for the 2-year flood and 1.1 to 4.3 for the 100-year flood. The lower ratios, in each case, apply where 30% of the area is served by storm sewers, and...
Comparison of accuracy and completeness of data obtained from three types of automatic water-quality monitors
Max Katzenbach
1990, Water-Resources Investigations Report 89-4198
A comparison of data (specific conductance, dissolved-oxygen concentration, temperature, and pH) collected by the U.S. Geological Survey flowthrough monitor, the U.S. Geological Survey minimonitor, and a self-contained commercial 'packaged-sensor' system indicates that the data obtained by means of the most complete of the three systems. The U.S. Geological Survey flowthrough monitor...
Land use, water use, streamflow characteristics, and water-quality characteristics of the Charlotte Harbor inflow area, Florida
K.M. Hammett
1990, Water Supply Paper 2359-A
Charlotte Harbor is a 270-square-mile estuarine system in west-central Florida. It is being subjected to increasing environmental stress by rapid population growth and development. By 2020, population in the inflow area may double, which will result in increased demands for freshwater and increased waste loads. The Charlotte Harbor inflow area...
Statistical summaries of streamflow data in Oregon: Volume 1 — Monthly and annual streamflow, and flow-duration values
R. L. Moffatt, R. E. Wellman, J. M. Gordon
1990, Open-File Report 90-118
No abstract available....
A statistical processor for analyzing simulations made using the Modular Finite-Difference Ground-water Flow Model
J. C. Scott
1990, Water-Resources Investigations Report 89-4159
Many hydrologic studies of ground-water systems are conducted using a digital computer model as an aid to understanding the flow system. One of the most commonly used ground-water modeling programs is the Modular Three-Dimensional Ground-water Flow Model (Modular Model) by McDonald and Harbaugh. This report presents a computer program to...
Geohydrology and simulation of ground-water flow in the carbonate rocks of the Valley Creek basin, eastern Chester County, Pennsylvania
R. A. Sloto
1990, Water-Resources Investigations Report 89-4169
Sixty-eight percent of the 22.6-square-mile Valley Creek basin is underlain by Cambrian and Ordovician limestone and dolomite. Ground water flows through a network of interconnected secondary openings; primary porosity is virtually nonexistent. Some of these openings have been enlarged by solution. Secondary porosity and permeability exhibit great spatial variability, and...
Hydrology, aquatic macrophytes, and water quality of Black Earth Creek and its tributaries, Dane County, Wisconsin, 1985-86
S. J. Field, D.J. Graczyk
1990, Water-Resources Investigations Report 89-4089
An intensive data-collection program for the Black Earth Creek basin in southern Wisconsin was conducted from October 1984 through September 1986 to assess the hydrology, aquatic macrophytes, and water quality in Black Earth Creek by the U.S. Geological Survey, in cooperation with the Wisconsin Department of Natural Resources. Three sites...
Aggradation and degradation of alluvial sand deposits, 1965 to 1986, Colorado River, Grand Canyon National Park, Arizona
John C. Schmidt, Julia B. Graf
1990, Professional Paper 1493
Alluvial sand deposits along the Colorado River in Grand Canyon National Park are used as campsites and are substrate for vegetation. The largest and most numerous of these deposits are formed in zones of recirculating current that are created downstream from where the channel is constricted by debris fans at...
Recharge rates and aquifer hydraulic characteristics for selected drainage basins in middle and east Tennessee
A.B. Hoos
1990, Water-Resources Investigations Report 90-4015
Quantitative information concerning aquifer hydrologic and hydraulic characteristics is needed to manage the development of ground-water resources. These characteristics are poorly defined for the bedrock aquifers in Middle and East Tennessee where demand for water is increasing. This report presents estimates of recharge rate, storage coefficient, diffusivity, and transmissivity for...
Effects of storm-water runoff on local ground-water quality, Clarksville, Tennessee
Anne B. Hoos
1990, Water-Resources Investigations Report 90-4044
Storm-related water-quality data were collected at a drainage-well site and at a spring site in Clarksville, Tennessee, to define the effects of storm-water runoff on the quality of ground water in the area. A dye-trace test verified the direct hydraulic connection between the drainage well and Mobley Spring. Samples of...
Water resources data, Indiana, water year 1989
Ronald E. Thompson Jr., Graham E. Nell
1990, Water Data Report IN-89-1
Water resources data for the 1989 water year for Indiana consist of records of discharge, stage, and water quality of streams and wells; reservoir stage and contents and water levels in lakes and wells. This report contains records of discharge for 17 stream-gaging stations, stage for 6 stream stations, stage and contents for...
A finite-element model for simulation of two-dimensional steady-state ground-water flow in confined aquifers
E. L. Kuniansky
1990, Open-File Report 90-187
A computer program based on the Galerkin finite-element method was developed to simulate two-dimensional steady-state ground-water flow in either isotropic or anisotropic confined aquifers. The program may also be used for unconfined aquifers of constant saturated thickness. Constant head, constant flux, and head-dependent flux boundary conditions can be specified in...
Geohydrologic data from test hole USW UZ-7, Yucca Mountain area, Nye County, Nevada
Jack Kume, D.P. Hammermeister
1990, Open-File Report 88-465
This report contains a description of the methods used in drilling and coring of the test-hole USW UZ-7, a description of the methods used in collecting, handling, and testing of test-hole samples; Lithologic information from the test hole; and water-content, water-potential, bulk-density, grain-density, porosity, and tritium data for the test...
Streamflow characteristics of small tributaries of Rock Creek, Milk River basin, Montana, base period water years 1983-87
Charles Parrett, J. A. Hull
1990, Water-Resources Investigations Report 89-4206
Five streamflow-gaging stations were installed in the Rock Creek basin north of the Milk River near Hinsdale, Montana. Streamflow was monitored at these stations and at an existing gaging station upstream on Rock Creek from May 1983 through September 1987. The data collected were used to describe the flow characteristics...
PRECONDITIONED CONJUGATE-GRADIENT 2 (PCG2), a computer program for solving ground-water flow equations
Mary C. Hill
1990, Water-Resources Investigations Report 90-4048
This report documents PCG2 : a numerical code to be used with the U.S. Geological Survey modular three-dimensional, finite-difference, ground-water flow model . PCG2 uses the preconditioned conjugate-gradient method to solve the equations produced by the model for hydraulic head. Linear or nonlinear flow conditions may be simulated. PCG2 includes...
Hydrologic data collected in the vicinity of the proposed gamma-ray and neutrino detector site, Hot Spring County, Arkansas, 1988-89
D. J. Fitzpatrick, P.W. Westerfield
1990, Open-File Report 89-623
An abandoned barite mine in Hot Spring County, Arkansas, has been selected as the location for a proposed gamma-ray and neutrino detector site. As part of the hydrologic evaluation of the site, the U.S. Geological Survey in cooperation with the Arkansas Geological Commission collected hydrologic data at selected locations in...
Low flows during the 1988 drought in Tennessee
Jerry F. Lowery, Joseph F. Connell
1990, Water-Resources Investigations Report 89-4149
A severe drought occurred across large areas of Tennessee during the summer of 1988. Rainfall totaled 39.4 inches in 1988 and was 8.8 inches below the 1951-80 normal of 48.2 inches. An intensive streamflow measurement program was begun in July 1988. Minimum flows measured in summer 1988 were shown along...
Water resources data, Michigan, water year 1989
S. P. Blumer, J.C. Failing, W.W. Larson, C.R. Whited, R.L. LeuVoy
1990, Water Data Report MI-89-1
Water resources data for the 1989 water year for Michigan consists of records of stage, discharge, and water quality of streams; stage and contents of lakes and reservoirs; and water levels and water temperature of ground water. This report contains discharge records for 145 streamflow-gaging stations; stage only records for...
Ground-water flow and solute movement to drain laterals, western San Joaquin Valley, California; I, Geochemical assessment
S. J. Deverel, J.L. Fio
1990, Open-File Report 90-136
A study was undertaken to quantitatively evaluate the hydrologic processes affecting the chemical and isotopic composition of drain-lateral water in a drained agricultural field in the western San Joaquin Valley, California. The results of chemical and isotopic analysis of the samples and analysis of hydraulic-head data and drain-lateral flow data...
Plan of study for the Ohio-Indiana carbonate-bedrock and glacial- aquifer system
E. F. Bugliosi
1990, Open-File Report 90-151
The major aquifers of 35,000 sq mi area in western Ohio and eastern Indiana consist of Silurian and Devonian carbonate bedrock and Quaternary glacial deposits. These bedrock units and glacial deposits have been designated for study as part of the U.S. Geological Survey 's Regional Aquifer System Analysis program, a...
Water Resources Data, California, Water Year 1989. Volume 2. Pacific Slope Basins from Arroyo Grande to Oregon State Line except Central Valley
J. R. Palmer, W.F. Shelton, L.F. Trujillo, K.L. Markham
1990, Water Data Report CA-89-2
Water resources data for the 1989 water year for California consist of records of stage, discharge, and water. quality of streams; stage and contents in lakes and reservoirs; and water levels and water quality in wells. Volume 2 contains discharge records for 127 gaging stations, stage and contents for 7...
Potential hazards from floodflows in Grapevine Canyon, Death Valley National Monument, California and Nevada
J. C. Bowers
1990, Water-Resources Investigations Report 89-4063
Grapevine Canyon is on the western slope of the Grapevine Mountains in the northern part of Death Valley National Monument , California and Nevada. Grapevine Canyon Road covers the entire width of the canyon floor in places and is a frequently traveled route to Scotty 's Castle in the canyon....
