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Articles 1351 - 1380 of 1911
Full-Text Articles in Hydrology
Estimate Of Livestock Water Use In Nebraska During 1980, Eugene K. Steele Jr.
Estimate Of Livestock Water Use In Nebraska During 1980, Eugene K. Steele Jr.
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
The Geology, Geochemistry, And Alteration Of Red Butte, Oregon: A Precious Metal-Bearing Paleo Hot Spring System, Carol Susan Evans
The Geology, Geochemistry, And Alteration Of Red Butte, Oregon: A Precious Metal-Bearing Paleo Hot Spring System, Carol Susan Evans
Dissertations and Theses
Red Butte is located 60 km south of Vale, Oregon, about 20 km west of the Oregon/Idaho border. The butte is within the Owyhee Upland physiographic province of eastern Oregon which lies at the intersection of the Western Snake River Plain, the High Lava Plains, and the Northern Basin and Range provinces.
The butte is composed of Miocene to Pliocene lacustrine and fluvial volcaniclastic sediments. The topography of the butte is controlled by silicification of the sandstones and mudstones which cap it. Silicification and hydrothermal alteration are both structurally and stratigraphically controlled. North-trending normal faults dominate the area, and show …
The Amphibians And Reptiles Of Nebraska, George E. Hudson
The Amphibians And Reptiles Of Nebraska, George E. Hudson
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Effects Of Urbanization On The Quantity And Quality Of Storm Water Runoff Recharging Through Caves Into The Edwards Aquifer, Bexar County, Texas, George Veni
Masters Theses & Specialist Projects
Eighty-nine caves and sinkholes were investigated in the Edwards Aquifer recharge zone in Bexar County, Texas. The study examined their hydrogeologic and topographic origins and distribution, relationships to major fracture traces, quantity of recharge into the aquifer and degree of sensitivity towards degradation of the aquifer’s water quality. Groundwater traces were attempted to determine aquifer flow routes, time of groundwater travel, groundwater volume within conduits, and the aquifer’s capacity for dilution and dispersion of recharged contaminants. Trends in water quality were examined to quantify the volume and variety of contaminants recharged into the aquifer and to determine the effects of …
Overview Of Nebraska And The Regional Aquifer From Proceedings Of The 1985 Water Resources Seminar Series, Robert F. Diffendal Jr.
Overview Of Nebraska And The Regional Aquifer From Proceedings Of The 1985 Water Resources Seminar Series, Robert F. Diffendal Jr.
Robert F. Diffendal, Jr., Publications
During each spring semester, the Nebraska Water Resources Center sponsors a Water Resources Seminar Series at the University of Nebraska-Lincoln. The 1985 seminar series was entitled "Aspects of Groundwater Quality." This article appeared in the proceedings.
Aspects Of Groundwater Quality Proceedings 1985 Water Resources Seminar Series
Aspects Of Groundwater Quality Proceedings 1985 Water Resources Seminar Series
Conservation and Survey Division: Faculty and Staff Publications
During each spring semester, the Nebraska Water Resources Center sponsors a Water Resources Seminar Series at the University of Nebraska - Lincoln. The 1985 seminar series was entitled "Aspects of Groundwater Quality".
Groundwater Levels In Nebraska 1984, Michael J. Ellis, Darryll T. Pederson
Groundwater Levels In Nebraska 1984, Michael J. Ellis, Darryll T. Pederson
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Groundwater Levels In Nebraska, 1984, Michael J. Ellis, Darryll T. Pederson
Groundwater Levels In Nebraska, 1984, Michael J. Ellis, Darryll T. Pederson
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Spring Flow In A Portion Of Grand Canyon National Park, Arizona, David Bruce Goings
Spring Flow In A Portion Of Grand Canyon National Park, Arizona, David Bruce Goings
UNLV Theses, Dissertations, Professional Papers, and Capstones
Hermit, Monument, Salt, and Horn Creeks flow through four side canyons of the Colorado River within the Grand Canyon. They lie just west of Grand Canyon Village on the south side of the canyon. Each of these creeks is fed by at least one spring.
Comparisons of flow at each of these springs for a 14 month period, and precipitation on the south rim show a close correlation. The lag period between recharge at the rim and discharge at the springs is less than one month for Hermit Creek and between one and two months for the other three creeks. …
Cenozoic Paleogeography Of Western Nebraska, James B. Swinehart, Vernon F. Souders, Harold M. Degraw, Robert F. Diffendal Jr.
Cenozoic Paleogeography Of Western Nebraska, James B. Swinehart, Vernon F. Souders, Harold M. Degraw, Robert F. Diffendal Jr.
Robert F. Diffendal, Jr., Publications
The Cenozoic strata of western Nebraska are an extensive sequence of continental deposits that extend eastward from the Hartville, Laramie, and Front Range uplifts and southeast from the Black Hills. The oldest Cenozoic sediments (Chadron Formation, White River Group) are Early Oligocene alluvial valley fills. Subsequent to filling of these drainages and continuing for about the next 7 million years, landscape development in western Nebraska was dominated by eolian deposition of tremendous volumes of rhyolitic volcanic ash derived from western eruptions. A plain of low relief, with only an occasional narrow drainage heading in the western highlands, was maintained during …
Chemical Composition Of Ground Water In The Yucca Mountain Area, Nevada, 1971-84, Larry Benson, P. W. Mckinley
Chemical Composition Of Ground Water In The Yucca Mountain Area, Nevada, 1971-84, Larry Benson, P. W. Mckinley
United States Geological Survey: Publications
Fifteen test wells in the Yucca Mountain area of southern Nevada have been sampled for chemical analysis at least once during 1971-84. Samples were obtained by pumping water from the entire well bore (composite sample), and, in three instances, by pumping from one or more isolated intervals within a well bore. Sodium was the most abundant cation, and bicarbonate was the most abundant anion in all water samples. Samples from the deep carbonate aquifer penetrated by well UE-25p#l contained higher relative concentrations of calcium and magnesium than did samples from overlying volcanic tuffs. Concentrations of the stable isotopes of oxygen …
Sandplain Hardpan : A Different Dam Construction Material, A F. Mccrea
Sandplain Hardpan : A Different Dam Construction Material, A F. Mccrea
Journal of the Department of Agriculture, Western Australia, Series 4
Before 1980, the Department of Agriculture did not believe that suitable farm dam materials could be found in light land soils. However Beacon earthmoving contractor, V> J> Pavlinovich, has demonstrated that where suitable cemented subsoils or 'hardpan' existed, a succcessful dam site could be found.
This material should not be confused with compaction or traffic hardpans ehich are dense layers of soil found near the surface. Traffic hardpans result from compaction of soil materials with the passage of vehicles and farm machinery. Rather, the hardpan referred to here is a natural subsoil layer that has been cemented by silica and …
Atlas Illustrating The Characteristics Of Groundwater In Nebraska, Vince Dreeszen
Atlas Illustrating The Characteristics Of Groundwater In Nebraska, Vince Dreeszen
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Annual Outflow Of Water From Nebraska, 1950-1984, Conservation Survey Division
Annual Outflow Of Water From Nebraska, 1950-1984, Conservation Survey Division
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Estimate Of Self-Supplied Domestic Water Use In Nebraska During 1980, E.K. Steele
Estimate Of Self-Supplied Domestic Water Use In Nebraska During 1980, E.K. Steele
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Transmissivity Of The Principal Aquifer In Nebraska
Transmissivity Of The Principal Aquifer In Nebraska
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Concentration Of Nitrate-Nitrogen In Groundwater Central Platte Region, Nebrask 1984, M. E. Exner
Concentration Of Nitrate-Nitrogen In Groundwater Central Platte Region, Nebrask 1984, M. E. Exner
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Thermal Infrared Remote Sensing Of Near-Surface Moisture: A Case Study In The Nebraska Sandhills, L. P. Queen, D. C. Rundquist, M. P. Lawson
Thermal Infrared Remote Sensing Of Near-Surface Moisture: A Case Study In The Nebraska Sandhills, L. P. Queen, D. C. Rundquist, M. P. Lawson
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Keith County, Nebraska, Map Series, Robert F. Diffendal Jr., Mark S. Kuzila, J. R. Culver, Harold M. Degraw, R. R. Burchett, M. P. Carlson, T. Eversoll, William D. Gosnold, Nebraska Geological Survey
Keith County, Nebraska, Map Series, Robert F. Diffendal Jr., Mark S. Kuzila, J. R. Culver, Harold M. Degraw, R. R. Burchett, M. P. Carlson, T. Eversoll, William D. Gosnold, Nebraska Geological Survey
Robert F. Diffendal, Jr., Publications
Keith County--List of Maps and Their Authors
Topography--United States Geological Survey
Index of 7.5' Topographic Quadrangles and Township Boundaries--R. F. Diffendal, Jr.
Generalized Soils Map--M. Kuzila and J. Culver
Approximate Loess Thickness--R. F. Diffendal, Jr.
Bedrock Geologic Map--R. F. Diffendal, Jr.
Volcanic Ash Localities--R. F. Diffendal, Jr.
Ogallala Vertebrate Faunal Sites--R. F. Diffendal, Jr.
Ogallala Group Outcrops--R. F. Diffendal, Jr.
White River Group Outcrops--R. F. Diffendal, Jr.
Conservation and Survey Division Test Hole Locations--R. F. Diffendal, Jr.
Oil and/or Gas Test Hole Locations--R. F. Diffendal, Jr.
Mineral Resources Localities--R. F. Diffendal, Jr.
Locations of Registered Irrigation Wells--R. F. Diffendal, Jr. …
Significant Rises And Declines In Nebraska Groundwater Levels (From Pre-Development As Of Fall 1984)/Registered Irrigation Wells In Nebraska (As Of January 1, 1985, Conservation Survey Division, U.S. Geological Survey
Significant Rises And Declines In Nebraska Groundwater Levels (From Pre-Development As Of Fall 1984)/Registered Irrigation Wells In Nebraska (As Of January 1, 1985, Conservation Survey Division, U.S. Geological Survey
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Irrigation Water Diagram
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Airborne Thermal Mapping Of A "Flow-Through" Lake In The Nebraska Sandhills, Donald Rundquist, Gene Murray, Lloyd Queen
Airborne Thermal Mapping Of A "Flow-Through" Lake In The Nebraska Sandhills, Donald Rundquist, Gene Murray, Lloyd Queen
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Annual Outflow Of Water From Nebraska, 1950 - 1985 And Annual Inflow Of Water To Nebraska, 1950 - 1985, Conservation And Survey Division
Annual Outflow Of Water From Nebraska, 1950 - 1985 And Annual Inflow Of Water To Nebraska, 1950 - 1985, Conservation And Survey Division
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Geology Of Ponca State Park, Nebraska, Roger K. Pabian, Dennis R. Lawton
Geology Of Ponca State Park, Nebraska, Roger K. Pabian, Dennis R. Lawton
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Inventory Of Irrigation Water Use Box Butte County, Nebraska 1981, Dennis R. Lawton, Larry L. Teahon
Inventory Of Irrigation Water Use Box Butte County, Nebraska 1981, Dennis R. Lawton, Larry L. Teahon
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Groundwater Levels In Nebraska, 1983, Martin S. Johnson, Darryll T. Pederson
Groundwater Levels In Nebraska, 1983, Martin S. Johnson, Darryll T. Pederson
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Enteric Contamination Of An Urban Karstified Carbonate Aquifer: The Double Springs Drainage Basin, Bowling Green, Kentucky, Geary Schindel
Enteric Contamination Of An Urban Karstified Carbonate Aquifer: The Double Springs Drainage Basin, Bowling Green, Kentucky, Geary Schindel
Masters Theses & Specialist Projects
Biological and chemical analysis of water samples, collected from surface and subsurface streams was preformed to determine the quantity and biologic sources of enteric contamination in the Double Springs Groundwater Basin, an urban karstified carbonate aquifer under Bowling Green, Kentucky. Major flow paths, drainage basin boundaries and geologic/hydrologic relationships were identified for the basin. Analysis of biologic contaminates using fecal coliform /fecal streptococcus counts and ratios were conducted for baseflow and storm events and related to the Double Springs hydrographs. Analysis was also conducted to determine the source of sulfides responsible for the growth of sulfur fixing bacteria in the …
A Bacteriological And Chemical Analysis Of Nonpoint Source Pollution In A Karst Aquifer Bowling Green, Kentucky, Wayne Green
A Bacteriological And Chemical Analysis Of Nonpoint Source Pollution In A Karst Aquifer Bowling Green, Kentucky, Wayne Green
Masters Theses & Specialist Projects
Monthly water samples collected from four sites in the Lost River Groundwater Basin, a shallow karst aquifer in the Bowling Green-Warren County area of Kentucky, represented samples from sites receiving conduit and diffuse flow. All sites were severely contaminated with bacteria, and on some occasions the surface water criteria for some heavy metals were exceeded.
Of the total 334 bacterial colonies identified 92.1% were verified as Escherichia coli by the API20E system. Acinetobacter calcoaceticus var. anitratum accounted for 2.10% of colonies; Citrobacter freundii for 0.30% Klebsiella pneumoniae for 0.90%; Klebsiella oxytoca, 0.90%; Citrobacter amalonaticus 0.30%; Enterobacter cloacae, 1.20%; …
Cenozoic Geology Of The Southern Nebraska Panhandle: Old Valleys, Volcaniclastics, And Vertebrates: 1984 Fall Field Trip, Nebraska Geological Society, James B. Swinehart, Robert F. Diffendal Jr., Mary Rebone, Robert Hunt
Cenozoic Geology Of The Southern Nebraska Panhandle: Old Valleys, Volcaniclastics, And Vertebrates: 1984 Fall Field Trip, Nebraska Geological Society, James B. Swinehart, Robert F. Diffendal Jr., Mary Rebone, Robert Hunt
Robert F. Diffendal, Jr., Publications
Two-day field trip:
Duer Ranch Locality, Morrill County, Nebraska
The Duer Ranch locality contains some of the finest and most easily accessible examples of different styles of alluvial cuts and fills in the Cenozoic of Nebraska. It offers a unique area in which to examine the geometries and alluvial fills of several Miocene and Pliocene age paleovalleys and paleogullies. Good exposures of eolian volcaniclastic siltstones and a regionally important volcanic ash of the Oligocene age Brule Formation are also present at the Duer Ranch locality.
Early Miocene Mammals and Lithostratigraphy of the Indian Creek Drainage, Near Bridgeport, Morrill County, Western …
Ua66/8/3 Annual Report, Wku Geography & Geology
Ua66/8/3 Annual Report, Wku Geography & Geology
WKU Administration Documents
Annual report of activities of the WKU department of Geography & Geology.