Hydrology of the sand-and-gravel aquifer, southern Okaloosa and Walton Counties, northwest Florida
L. R. Hayes, D. E. Barr
1982, Water-Resources Investigations Report 82-4110
The sand-and-gravel aquifer in southern Okaloosa and Walton Counties, northwest Florida, extends from land surface to depth of 50 to 150 feet. Intervening layers of clay generally separate the aquifer into an unconfined surficial zone, composed principally of fine to medium sand, and a lower confined zone, consisting of variable...
Delineation and hydrologic effects of a gasoline leak at Stovepipe Wells Hotel, Death Valley National Monument, California
A. Buono, Elaine M. Packard
1982, Water-Resources Investigations Report 82-45
Ground water is the only local source of water available to the Stovepipe Wells Hotel facilities of the Death Valley National Monument, California. A leak in a service station storage tank caused the formation of a gasoline layer overlying the water table, creating the potential for contamination of the water...
Model modifications for simulation of flow through stratified rocks in eastern Ohio
J. O. Helgesen, A. C. Razem, S. P. Larson
1982, Water-Resources Investigations Report 82-4019
A quasi three-dimensional groundwater flow model is being used as part of a study to determine impacts of coal-strip mining on local hydrologic systems. Modifications to the model were necessary to simulate local hydrologic conditions properly. Perched water tables required that the method of calculating vertical flow rate be changed....
Preliminary evaluation of the ground-water-flow system in the Twin Cities Metropolitan area, Minnesota
John H. Guswa, Donald I. Siegel, Daniel C. Gillies
1982, Water-Resources Investigations Report 82-44
A preliminary quasi-three-dimensional finite-difference ground-water-flow model of the seven-county Twin Cities Metropolitan area was constructed and used to evaluate parameter sensitivity and adequacy of available data. Fourteen geologic units that underlie the study area were grouped into nine hydr,bgeologic units and were incorporated into a five-layer model. The layers in...
Methodology for hydrologic evaluation of a potential surface mine: Loblolly Branch basin, Tuscaloosa County, Alabama
Lynn M. Shown, D. G. Frickel, R.F. Miller, F.A. Branson
1982, Water-Resources Investigations Report 82-50
Methodology for evaluating premining hydrology and postmining effects of mining and reclamation on the hydrology of an area is presented for a potential mine-permit area of 1,680 acres in the Warrior Coal Field, northwestern Alabama.Information is included on climate, geology, soil-water relations, vegetation, surface water, ground water, and quality of...
Hydrology of Lake Tohopekaliga, Osceola County, Florida
G. G. Phelps
1982, Open-File Report 81-536
No abstract available....
Water-quality characteristics of Everglades National Park, 1959-77, with reference to the effects of water management
Bradley G. Waller
1982, Water-Resources Investigations Report 82-34
The U.S. Geological Survey has collected water-quality data in the Everglades National Park since 1959. Major ions, macronutrients, trace elements, and pesticides are the primary chemical groups analyzed. The period of record and frequency of sampling vary for each chemical group, with the longest record for the major ions and...
Streamflow characteristics of the upper Columbia River basin, Montana, through 1979
Scott D. Waltemeyer, Ronald R. Shields
1982, Water-Resources Investigations Report 81-82
Statistical summaries of streamflow data for selected stream-gaging sites presented in this report aid in appraising the hydrology of the upper Columbia River basin in Montana. Streamflow records are provided for 54 gaging stations for the period of record. Streamflow records for five gaging stations were compiled into separate periods...
Perennial-streamflow characteristics related to channel geometry and sediment in Missouri River basin
W. R. Osterkamp, E. R. Hedman
1982, Professional Paper 1242
Geometry, channel-sediment, and discharge data were collected and compiled from 252 streamflow-gaging stations in the Missouri River basin. The sites represent the complete ranges of hydrologic and geologic conditions found in the basin. The data were analyzed by computer to yield equations relating various discharge characteristics to variables of channel...
Proceedings of the conference on coastal erosion and wetland modification in Louisiana: causes, consequences, and options
Donald F. Boesch, editor(s)
1982, FWS/OBS 82/59
This volume contains 16 papers and panel discussions from a conference held in Baton Rouge, La., 5-6 October 1981. The presentations consider the causes and consequences of coastal erosion and wetland modification in Louisiana and the mitigative options available to slow or reverse the rapid rate of coastal land loss....
Semiannual water-table and potentiometric surface for two water-yielding zones in the surficial aquifer, 1975-79, Naples area, Florida
R.C. Buchmiller
1982, Open-File Report 82-120
Potable ground water in the Naples area along the coastal ridge of western Collier County, Florida, is available from two principal sources-the water-table zone and the pumped zone, both within the surficial aquifer. The primary source of public supply is from the pumped zone, locally known as the Coastal Ridge...
Geological Survey research 1981
Water Resources Division, U.S. Geological Survey
1982, Professional Paper 1275
This U.S. Geological Survey activities report includes a summary of 1981 fiscal year scientific and economic results accompanied by a list of geologic, hydrologic, and cartographic investigations in progress. The summary of results includes: (1) Mineral, (2) Water resources, (3) Engineering geology and hydrology, (4) Regional geology, (5) Principles and...
Reconnaissance of ground-water quality, eastern Snake River basin, Idaho
D. J. Parliman
1982, Water-Resources Investigations Report 82-4004
Water-quality, geologic, and hydrologic data were collected for 165 wells in the eastern Snake River basin, Idaho. Water-quality characteristics analyzed include specific conductance, pH, water temperature, major dissolved cations and anions, and coliform bacteria. Ground water from aquifers in all rock units is generally composed of calcium, magnesium, and bicarbonate...
Hydrology of the Prairie Dog Creek drainage basin, Rosebud and Big Horn Counties, Montana
N. E. McClymonds
1982, Water-Resources Investigations Report 81-37
The Prairie Dog Creek drainage basin in southeastern Montana was investigated during 1978-79 to assess the surface-water and ground-water resources and the quality of water in an area having coal-mining potential. The area, a 24.2-square-mile basin, is located 30 miles southwest of Ash-land, Montana. The principal mineable coal is the...
Methodology for Hydrologic Evaluation of a Potential Surface Mine: Loblolly Branch Basin, Tuscaloosa County, Alabama
Lynn M. Shown, D. G. Frickel, R.F. Miller, F.A. Branson
1982, Open-File Report 82-50
Flood of September 16, 1975 in the Guayanilla Valley, Puerto Rico
Karl G. Johnson
1982, Open-File Report 80-1282
This report provides hydrologic and hydraulic information related to the flood of September 16, 1975 in the Guayanilla Valley. The information presented is a compilation of data recovered by the U.S. Geological Survey, and information provided by the residents in the study area....
Water-quality and hydrogeologic data for three phosphate industry waste-disposal sites in central Florida, 1979-80
Ronald L. Miller, Horace Sutcliffe Jr.
1982, Water-Resources Investigations Report 81-84
This report is a complilation of geologic, hydrologic, and water-quality data and information on test holes collected in the vicinity of gypsum stack complexes at two phosphate chemical plants and one phosphatic clayey waste disposal pond at a phosphate mine and beneficiation plant in central Florida. The data were collected...
Effects of a floodwater-retarding structure on the hydrology and ecology of Trout Creek in southwestern Wisconsin
Steve Baima, David J. Graczyk, Stephen J. Field, Dennis A. Wentz, William L. Hilsenhoff, Eddie L. Avery, O. M. Brynildson
Dennis A. Wentz, David J. Graczyk, editor(s)
1982, Water-Resources Investigations Report 82-23
The primary effects of a floodwater-retarding structure (FRS) on the streamflow of Trout Creek, Wisconsin, are attenuation of flood peaks and extension of the time base of flood hydrographs. Reduction of flood peaks ranged from 58 to 91 percent during the study period from 1975 to 1979. There is an inverse...
Computer programs for modeling flow and water quality of surface water systems
J.A. Lorens
1982, Open-File Report 82-430
A selection of available computer programs for modeling flow and water quality in surface water systems is described. The models include programs developed as part of the U.S. Geological Survey Water Resources Division hydrologic research activities and others developed by other agencies, universities, and consulting firms. Each model description includes...
Procedures for assessment of cumulative impacts of coal mining on the hydrologic balance
Alan M. Lumb
1982, Open-File Report 82-334
Techniques were developed to assess the probable cumulative impacts of anticipated surface mining upon the hydrology of and area. An activity profile of cumulative drainage area versus river miles downstream from the surface mining site is constructed that shows major water uses, flood prone areas, and stream classifications. From the...
Water resources of Borrego Valley and vicinity, California: Phase 1— Definition of geologic and hydrologic characteristics of the basin
W. R. Moyle
1982, Open-File Report 82-855
This report is phase 1 of a 3-phase study and includes information needed to build a digital hydrologic model of Borrego Valley. It includes sources and amounts of recharge water to the basin, areas of water withdrawal, total ground water in storage at steady-state conditions (1945), net ground-water depletion, grid...
Drainage areas of New York streams, by river basins; a stream gazetteer; Part 1, Data compiled as of October 1980
L.A. Wagner
1982, Open-File Report 81-1055
Hydrologic studies concerned with surface water require geographic data of several types, among which are stream length and size of drainage area from which runoff is contributed. This gazetteer presents all drainage-area data on New York streams that were available as of October 1980. The information is grouped by river...
Selected climatic characteristics of the southeastern Uinta Basin, Utah and Colorado
S. D. Waltemeyer
1982, Open-File Report 82-91
The southeastern Uinta Basin in Utah and Colorado contains large reserves of oil shale, the mining of which could affect the area 's water resources. Climatic characteristics of the area, which were evaluated as one phase of a comprehensive hydrologic study, are presented to help provide the means of evaluating...
Hydrologic data for the Potomac Formation in New Castle County, Delaware
Mary M. Martin, Judith M. Denver
1982, Open-File Report 81-916
Hydrologic data for the Potomac Formation in New Castle County, Delaware, consist of records of historical ground-water pumpage, water levels, water quality, and surface-water discharge. This report includes records of 405 wells and hydro-graphs of water levels in 86 wells. Pumpage from 20 well fields is reported. Also included are...
Plan for hydrologic study of an area to be surface mined for coal in northwestern Colorado
Robert S. Williams, Nancy E. Driver
1982, Open-File Report 82-874
A data-collection network was established in 1980 in northwestern Colorado in a drainage basin which may be surface mined for coal. This report describes the work plan set up to study the premining hydrology of this area near Steamboat Springs, Routt County, Colorado. The bedrock, alluvial, and surface-water systems as...
