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Articles 1051 - 1080 of 1925

Full-Text Articles in Sedimentology

Regional Hydrogeologic Summaries From Domestic Well-Water Quality In Rural Nebraska -- Sand Hills, D. C. Gosselin, J. Headrick, X- H. Chen, S. E. Summerside Jan 1996

Regional Hydrogeologic Summaries From Domestic Well-Water Quality In Rural Nebraska -- Sand Hills, D. C. Gosselin, J. Headrick, X- H. Chen, S. E. Summerside

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Regional Hydrogeologic Summaries From Domestic Well-Water Quality In Rural Nebraska -- Platte River Valley, D. C. Gosselin, J. Headrick, X- H. Chen, S. E. Summerside Jan 1996

Regional Hydrogeologic Summaries From Domestic Well-Water Quality In Rural Nebraska -- Platte River Valley, D. C. Gosselin, J. Headrick, X- H. Chen, S. E. Summerside

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Regional Hydrogeologic Summaries From Domestic Well-Water Quality In Rural Nebraska -- Missouri River Lowlands, D. C. Gosselin, J. Headrick, X- H. Chen, S. E. Summerside Jan 1996

Regional Hydrogeologic Summaries From Domestic Well-Water Quality In Rural Nebraska -- Missouri River Lowlands, D. C. Gosselin, J. Headrick, X- H. Chen, S. E. Summerside

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Regional Hydrogeologic Summaries From Domestic Well-Water Quality In Rural Nebraska -- South Central Plains, D. C. Gosselin, J. Headrick, X- H. Chen, S. E. Summerside Jan 1996

Regional Hydrogeologic Summaries From Domestic Well-Water Quality In Rural Nebraska -- South Central Plains, D. C. Gosselin, J. Headrick, X- H. Chen, S. E. Summerside

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Regional Hydrogeologic Summaries From Domestic Well-Water Quality In Rural Nebraska -- Northern Panhandle Tablelands, D. C. Gosselin, J. Headrick, X-H. Chen, S. E. Summerside Jan 1996

Regional Hydrogeologic Summaries From Domestic Well-Water Quality In Rural Nebraska -- Northern Panhandle Tablelands, D. C. Gosselin, J. Headrick, X-H. Chen, S. E. Summerside

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Regional Hydrogeologic Summaries From Domestic Well-Water Quality In Rural Nebraska -- Southern Panhandle Tablelands, D. C. Gosselin Jan 1996

Regional Hydrogeologic Summaries From Domestic Well-Water Quality In Rural Nebraska -- Southern Panhandle Tablelands, D. C. Gosselin

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Regional Hydrogeologic Summaries From Domestic Well-Water Quality In Rural Nebraska -- Republican River Valley And Dissected Plains, D. C. Gosselin, J. Headrick, X-H. Chen, S. E. Summerside Jan 1996

Regional Hydrogeologic Summaries From Domestic Well-Water Quality In Rural Nebraska -- Republican River Valley And Dissected Plains, D. C. Gosselin, J. Headrick, X-H. Chen, S. E. Summerside

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Regional Hydrogeologic Summaries From Domestic Well-Water Quality In Rural Nebraska -- Southeastern Glacial Drift Area, D. C. Gosselin Jan 1996

Regional Hydrogeologic Summaries From Domestic Well-Water Quality In Rural Nebraska -- Southeastern Glacial Drift Area, D. C. Gosselin

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Deep-Well Data Base For Nebraska, Duane R. Mohlam, Raymond R. Burchett Aug 1995

Deep-Well Data Base For Nebraska, Duane R. Mohlam, Raymond R. Burchett

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Data From The Deep-Rock Samples On File From Wells Drilled In Nebraska, Duane R. Mohlman Jul 1995

Data From The Deep-Rock Samples On File From Wells Drilled In Nebraska, Duane R. Mohlman

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


A Wellhead Protection Study Of A Small Agricultural Community In Glaciated Terrain, As A Model For Wellhead Protection Efforts By Similar Communities, Cole Kevan Lovett Jun 1995

A Wellhead Protection Study Of A Small Agricultural Community In Glaciated Terrain, As A Model For Wellhead Protection Efforts By Similar Communities, Cole Kevan Lovett

Dissertations

The purpose of this study was to create a wellhead protection approach for a small town in a rural watershed that could be used by other, similar, communities.

Lacustrine clay and melt-out till interbedded in outwash sands and fine gravel, separate an unconfined aquifer from a deeper aquifer. The lower aquifer was determined to be semiconfined due to (a) high vertical conductivity, (b) lack of continuity in the clay/till, (c) absence of significant seasonal water level changes, and (d) tritium levels above 1-2 tritium units in deep wells.

Tritium level falls and water age rises along flowpaths. A low-high-low pattern …


Task Ii Completion Report: Independent Groundwater Characterization And Monitoring Program In Boyd County Mar 1995

Task Ii Completion Report: Independent Groundwater Characterization And Monitoring Program In Boyd County

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Resource News-Summer 1995 Jan 1995

Resource News-Summer 1995

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Impact Of Erosion, Mass Wasting, And Sedimentation On Human Activities In The Río Grande Basin, Jujuy Province, Argentina, Waldo Chayle, William J. Wayne Jan 1995

Impact Of Erosion, Mass Wasting, And Sedimentation On Human Activities In The Río Grande Basin, Jujuy Province, Argentina, Waldo Chayle, William J. Wayne

Department of Earth and Atmospheric Sciences: Faculty Publications

Nearly all dry mountainous regions are affected by severe erosion, floods, and debris flows during times of intense precipitation. The lithology, geologic structure, and climate in Jujuy Province, Argentina combine to place at serious risk the people who live along the Río Grande, the major river that drains the east side of the Cordillera Oriental and the west side of the Sierras Subandinas. Nearly all precipitation falls during summer (January–March) with little during the remainder of the year; most of the basin is semiarid to arid, although the southern end has a humid subtropical climate. Relief is great, as much …


Generalized Classification Of Economic Minerals Jan 1995

Generalized Classification Of Economic Minerals

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Design Of A Multi-Level Monitoring Well For Continuous Sample Collection, J. F. Ayers, D. C. Gosselin Jan 1995

Design Of A Multi-Level Monitoring Well For Continuous Sample Collection, J. F. Ayers, D. C. Gosselin

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Nebraska Groundwater In Storage, Conservation Survey Division Jan 1995

Nebraska Groundwater In Storage, Conservation Survey Division

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Static Pressure At The Ground Under Atmospheric Flow Across A Windbreak, James R. Brandle Jan 1995

Static Pressure At The Ground Under Atmospheric Flow Across A Windbreak, James R. Brandle

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Thayer County Test Hole Logs, Raymond R. Burchett, Frank A. Smith Jan 1995

Thayer County Test Hole Logs, Raymond R. Burchett, Frank A. Smith

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Resource News-Winter 1995 Jan 1995

Resource News-Winter 1995

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Resource News-Spring 1995 Jan 1995

Resource News-Spring 1995

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Self-Study Report 1995 Jan 1995

Self-Study Report 1995

Conservation and Survey Division: Faculty and Staff Publications

This Self-Study Report for the Conservation and Survey Division (CSD) is a profile of the unit at this point in time. It is presented in three major sections: (1) Background; (2) Current Programs and Achievements; and (3) A Vision of the Future. All sections draw heavily upon documents, staff input, and committee activities going on within the division.


Boyd County Test Hole Logs, Susan Olafsen Lackey, Frank A. Smith, Raymond R. Burchett Jan 1995

Boyd County Test Hole Logs, Susan Olafsen Lackey, Frank A. Smith, Raymond R. Burchett

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Resource Notes-Academic Year 1994-95 Jan 1995

Resource Notes-Academic Year 1994-95

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Guidelines For Decommissioning Water Wells, How To Plug Water Wells, Duane A. Eversoll, Delynn R. Hay, Rod J. Tremblay Jan 1995

Guidelines For Decommissioning Water Wells, How To Plug Water Wells, Duane A. Eversoll, Delynn R. Hay, Rod J. Tremblay

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Annual Outflow And Annual Inflow Of Water From/To Nebraska, 1950-1994, Conservation And Survey Division Jan 1995

Annual Outflow And Annual Inflow Of Water From/To Nebraska, 1950-1994, Conservation And Survey Division

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Structural Contour Map On Top Of The Lansing Group, R. R. Burchett Jan 1995

Structural Contour Map On Top Of The Lansing Group, R. R. Burchett

Conservation and Survey Division: Faculty and Staff Publications

No abstract provided.


Sorption Of Chlorinated Organic Compounds By Sedimentary Rocks, Paul M. Mcginley, S. Kesaraju, Ronald D. Gruzesky Dec 1994

Sorption Of Chlorinated Organic Compounds By Sedimentary Rocks, Paul M. Mcginley, S. Kesaraju, Ronald D. Gruzesky

KWRRI Research Reports

The sorption of dichlorobenzene and trichlorobenzene on carbonate and shale rocks collected in Kentucky demonstrate that rock organic matter content is a good indicator of sorptive reactivity in rock systems. Although this is similar to soil systems, significant differences between sorption in rock and soil systems exist. Sorption isotherms on these rocks are nonlinear and sorption can be an order of magnitude higher than predicted using correlations from soils and their organic matter content. This sorption reaction could lead to significant concentration tailing during contaminant cleanup. Experimental elution of trichloroethylene from rock filled columns verified that cleanup times might be …


The Influence Of Saprolite Composition Texture And Structure On Groundwater Flow In The Piedmont Province Henry County Virginia, John Thomas Russell Oct 1994

The Influence Of Saprolite Composition Texture And Structure On Groundwater Flow In The Piedmont Province Henry County Virginia, John Thomas Russell

OES Theses and Dissertations

At a 500 acre site in Henry County, Virginia, differences in vertical hydraulic conductivity (KV) and lateral hydraulic conductivity (KH) measured in saprolites formed from the Fork Mountain biotite gneiss and the Leatherwood granite reflect the control of the fabric, texture, and structure of the parent rock preserved within the saprolite horizon. Using subsurface data collected from approximately 350 boreholes in conjunction with published information enabled various maps to be generated that identify the spatial relationships between geology and topography and their influence on the nature of the saprolite aquifer.

Measurements of KH determined from …


Bulletin 4279 - Streamlining - An Environmentally Sustainable Drainage Network For The Swan Coastal Plain (Peel-Harvey Catchment), Garry Heady, Neil Guise Aug 1994

Bulletin 4279 - Streamlining - An Environmentally Sustainable Drainage Network For The Swan Coastal Plain (Peel-Harvey Catchment), Garry Heady, Neil Guise

Bulletins 4000 -

Community Catchment Centre Pinjarra

A network of over 1400 kilometres of drains and modified natural waterways constructed by the Public Works Department criss-crosses the Peel-Harvey catchment. There are also over 3300 kilometres of minor drains and natural waterways in this same region.

The expansion of agriculture relied on this extensive drainage network, which was designed to ensure rapid drainage of the region. Unfortunately there was little regard to future environmental consequences.

Along with drainage water, these same drains now carry high loads of silt and nutrients. Many of the drains are also degraded and require expensive maintenance annually.