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Page 4536, results 113376 - 113400

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Hydrologic factors affecting lake-level fluctuations in Big Marine Lake, Washington County, Minnesota
R. G. Brown
1985, Water-Resources Investigations Report 85-4176
A study by the U.S. Geological Survey from 1981 through 1984, in cooperation with the Carnelian-Marine Watershed District and the Minnesota Department of Natural Resources, investigated the causes of large lake-level fluctuations at Big Marine Lake. Historic records document that Big Marine Lake has changed substantially in surface area during...
Water-quality assessment and wastewater-management alternatives for Dardenne Creek in St. Charles County, Missouri
W.R. Berkas, J. R. Lodderhose
1985, Water-Resources Investigations Report 85-4120
The quality of water in the 15 mile downstream reach of Dardenne Creek in St. Charles County, Missouri, was assessed to determine if it met the Missouri water quality standards. Concentrations of dissolved oxygen and total ammonia failed to meet water quality standards downstream from the Harvester-Dardenne and St. Peters...
Description of water-systems operations in the Arkansas River basin, Colorado
P.O. Abbott
1985, Water-Resources Investigations Report 85-4092
To facilitate a current project modeling the hydrology of the Arkansas River basin in Colorado, a description of the regulation of water in the basin is necessary. The geographic and climatic setting of the Arkansas River basin that necessitates the use, reuse, importation, and storage of water are discussed. The...
The hydrologic bench-mark program; a standard to evaluate time-series trends in selected water-quality constituents for streams in Georgia
G. R. Buell, S.C. Grams
1985, Water-Resources Investigations Report 84-4318
Significant temporal trends in monthly pH, specific conductance, total alkalinity, hardness, total nitrite-plus-nitrite nitrogen, and total phosphorus measurements at five stream sites in Georgia were identified using a rank correlation technique, the seasonal Kendall test and slope estimator. These sites include a U.S. Geological Survey Hydrologic Bench-Mark site, Falling Creek...
Hydrology of coal-lease areas near Durango, Colorado
Tom Brooks
1985, Water-Resources Investigations Report 85-4125
The U.S. Bureau of Land Management leases Federal lands and minerals for coal mining near Durango, Colorado. This report addresses the hydrologic suitability of those lands for coal leasing; the report describes the general hydrology of the Durango area and, more specifically, the hydrology of the Stollsteimer Creek study area...
Hydrologic effects of ground- and surface-water withdrawals in the Milford area, Elkhart and Kosciusko counties, Indiana
H.A. Lindgren, J. G. Peters, D.A. Cohen, E. J. Crompton
1985, Water-Resources Investigations Report 85-4166
Agricultural irrigation in northern Indiana has increased rapidly since 1975 and might double by the year 2000. A 16.5 square-mile area in north-central Indiana was studied to determine possible effects of increased irrigation on local water supply. In 1982, an average of 2 inches of water was used to irrigate...
Selected hydrographs and statistical analyses characterizing the water resources of the Arkansas River basin, Colorado
A.W. Burns
1985, Water-Resources Investigations Report 85-4264
Hydrographs of annual precipitation from 30 stations, April 1 snowpack readings from 18 snow-survey courses, annual discharge from 46 streamflow gaging stations, and instantaneous water levels from 37 wells are presented to illustrate the temporal and spatial variability of the water resources of the Arkansas River basin in Colorado. Statistical...
Hydrologic description of the Tamarack Wildlife area and vicinity, Logan County, Colorado, and simulated effects of possible water-management activities
A.W. Burns
1985, Water-Resources Investigations Report 85-4014
The stream-aquifer system of the Tamarack Wildlife Area and vicinity in Logan County, Colorado, is described using analyses of water level, water temperature, and specific conductance data. Correlation analysis indicated that water levels in the flood plain relate better to those in the river than those in the upgradient valley...
Simulation of the effects of management alternatives on the stream-aquifer system, South Fork Solomon River Valley between Webster Reservoir and Waconda Lake, north-central Kansas
R.D. Burnett, T.B. Reed
1985, Water-Resources Investigations Report 85-4200
With extensive irrigation use of both surface water and groundwater in the South Fork Solomon River valley shortages of these water supplies have been created. A two-dimensional digital model of transient groundwater flow was applied to investigate the potential effects on the stream aquifer system of seven management alternatives. These...
Analysis of water-level fluctuations of the U.S. Highway 90 retention pond, Madison, Florida
W. C. Bridges
1985, Water-Resources Investigations Report 85-4057
A closed basin stormwater retention pond, located 1 mile west of Madison, Florida, has a maximum storage capacity of 134.1 acre-feet at the overtopping altitude of 100.2 feet. The maximum observed altitude (July 1982 to March 1984) was 99.52 feet (126.7 acre-feet) on March 28, 1984. This report provides a...
Runoff and chemical loading in small watersheds in the Twin Cities Metropolitan Area, Minnesota
M. A. Ayers, R. G. Brown, G.L. Oberts
1985, Water-Resources Investigations Report 85-4122
Flow, rainfall, and water-quality data were collected during 1980 for 15 to 30 rainfall and snowmelt events on 6 rural and 11 urban watersheds in the Twin Cities Metropolitan Area. Event or daily flow and load models (for seven constituents) were developed and used with runoff and rainfall data for...
The Dakota aquifer near Pueblo, Colorado: Faults and flow patterns
E. R. Banta
1985, Water-Resources Investigations Report 85-4186
The Dakota Sandstone and the underlying Purgatoire Formation consisting of the Glencairn Shale and Lytle Sandstone Members form a board outcrop at the southeastern margin of the Canon City Embankment. The two formations form the Dakota aquifer, which supplies water to many domestic, stock, and irrigation wells in addition to...
Interlaboratory comparability, bias, and precision for four laboratories measuring constituents in precipitation, November 1982-August 1983
M. H. Brooks, L.J. Schroder, B.A. Malo
1985, Water-Resources Investigations Report 85-4313
Four laboratories were evaluated in their analysis of identical natural and simulated precipitation water samples. Interlaboratory comparability was evaluated using analysis of variance coupled with Duncan 's multiple range test, and linear-regression models describing the relations between individual laboratory analytical results for natural precipitation samples. Results of the statistical analyses...
Geohydrology of rocks penetrated by test well USW H-4, Yucca Mountain, Nye County, Nevada
M.S. Whitfield, E.P. Eshom, William Thordarson, D. H. Schaefer
1985, Water-Resources Investigations Report 85-4030
Test well USW H-4 is one of several wells drilled in the southwestern part of the Nevada Test Site for hydraulic testing, hydrologic monitoring, and geophysical logging. The work was performed in cooperation with the U.S. Department of Energy. The rocks penetrated by the well to a total depth of...
Analyses of flood-flow frequency for selected gaging stations in South Dakota
R.D. Benson, E.B. Hoffman, V.J. Wipf
1985, Water-Resources Investigations Report 85-4217
Analyses of flood flow frequency were made for 111 continuous-record gaging stations in South Dakota with 10 or more years of record. The analyses were developed using the log-Pearson Type III procedure recommended by the U.S. Water Resources Council. The procedure characterizes flood occurrence at a single site as a...
Water quality and streamflow data for the West Fork Trinity River in Fort Worth, Texas
S. C. McCutcheon
1985, Water-Resources Investigations Report 84-4330
Water-quality data were collected on a 13.6-mile reach of the West Fork Trinity River in Fort Worth, Texas to test a dynamic Lagrangian model. Flow was steady. Loads of dissolved constituents varied with time at the beginning of the study reach and in the reach, primarily because of photosynthesis. River...
Satellite data-relay activities in Arizona
F. C. Boner, J.W. Blee, W.G. Shope
1985, Water-Resources Investigations Report 85-4158
The U.S. Geological Survey (USGS) Arizona District collects data from automated streamflow stations for a wide variety of uses. Data from these stations are provided to Federal, State, and local agencies that have a responsibility to issue flood warnings; to generate forecasts of water availability; to monitor flow to insure...
Geochemical controls on dissolved sodium in basalt aquifers of the Columbia Plateau, Washington
P.P. Hearn, W.C. Steinkampf, Gilbert C. Bortleson, B. W. Drost
1985, Water-Resources Investigations Report 84-4304
Miocene basaltic aquifers of the Columbia Plateau are the principal source of water for agricultural, domestic, and municipal use in Washington State. Irrigation with groundwaters with relatively high sodium concentrations has been cause for concern in recent years, because of the tendency of such waters to reduce soil permeability. Chemical...
Hydrology of the southern parts of Okaloosa and Walton Counties, northwest Florida, with special emphasis on the upper limestone of the Floridan aquifer
D. E. Barr, L. R. Hayes, Thomas Kwader
1985, Water-Resources Investigations Report 84-4305
Increasing population in southern Okaloosa and Walton Counties have resulted in regional declines in the potentiometric surface of the upper limestone of the Floridan aquifer. Water levels have declined as much as 160 feet since 1940, and during peak seasonal demand as much as 190 feet. The Pensacola clay confining...
Discharge and water quality of springs in Roan and Parachute Creek basins, northwestern Colorado, 1981-83
D. L. Butler
1985, Water-Resources Investigations Report 85-4078
This report is a compilation and interpretation of discharge, water-quality, and radiochemical data collected at springs in the oil-shale regions of Roan and Parachute Creek basins, Colorado, from 1981 to 1983. Springs located on upland plateaus and ridges are mixed-cation bicarbonate water types with 216 to 713 milligrams per liter...
Delineation and description of the regional aquifers of Tennessee — The Knox Aquifer in central and west Tennessee
J. V. Brahana, M. W. Bradley
1985, Water-Resources Investigations Report 83-4012
The Knox aquifer is composed of the Cambrian and Ordovician age carbonate rocks of the Knox Group. This aquifer occurs throughout Tennessee, west of the Valley and Ridge province. The Knox crops out in the Sequatchie Valley and in the Wells Creeks cryptoexplosive structure on the Northwestern Highland Rim. Groundwater...
Cost effectiveness of the stream-gaging program in South Carolina
A.C. Barker, B.C. Wright, C.S. Bennett
1985, Water-Resources Investigations Report 85-4210
The cost effectiveness of the stream-gaging program in South Carolina was documented for the 1983 water yr. Data uses and funding sources were identified for the 76 continuous stream gages currently being operated in South Carolina. The budget of $422,200 for collecting and analyzing streamflow data also includes the cost...