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Compilation of Results of Aquifer Tests in Texas

Description: "The mission of the Texas Water Development Board's (TWDB) Groundwater Resources Division is to collect, interpret, and provide accurate, objective information on the groundwater resources of Texas. In support of this mission, the TWDB has undertaken a long-term process of mapping and characterizing the aquifers of Texas."
Date: April 2012
Creator: Wuerch, David Robert & Christian, Brent

Pecos Valley Aquifer, West Texas: Structure and Brackish Groundwater

Description: "The pilot study has helped lay the foundation for future Brackish Resources Aquifer Characterization System projects by developing a database management system in which variety of data can be stored and processed."
Date: June 2012
Creator: Wise, Matthew R.; Kalaswad, Sanjeev & Meyer, John E.

Water Quality in the Blaine Aquifer of Texas

Description: "The purpose of this report is to describe the water quality of the Blaine Aquifer, particularly as compared with public drinking water standards, and to analyze, if possible, any changes in water quality over time."
Date: May 2011
Creator: Hopkins, Janie & Muller, Chris

Aquifers of Texas

Description: "This report is an update to the Texas Water Development Board (TWDB) Report 345, Major and Minor Aquifers of Texas, published in 1995 and coauthored by John B. Ashworth and Janie Hopkins."
Date: July 2011
Creator: Mace, Robert E.; Petrossian, Rima & George, Peter G.

Aquifers of the Upper Coastal Plains of Texas

Description: A collection of essays providing information about aquifers of the upper coastal plains of Texas.
Date: October 2009
Creator: Hutchison, William R.; Davidson, Sarah C.; Brown, Brenner J. & Mace, Robert E.

The Hydrogeology of Hudspeth County, Texas

Description: This report provides results from a study on the Hudspeth County area's hydrogeology and immediate, short-term, and long-term water supplies and needs, conducted for the Texas Commission on Environmental Quality.
Date: August 2005
Creator: George, Peter; Mace, Robert E. & Mullican, William F., III

Evaluation of Enhanced Recharge Potential to the Ogallala Aquifer in the Brazos River Basin, Hale County, Texas

Description: This study evaluates groundwater recharge from Soil Conservation Service (SCS) (currently the Natural Resources Conservation Service) reservoirs to determine whether recharge could be enhanced by increasing storage capacity or by modifying the bottom of the reservoirs.
Date: August 2003
Creator: Scanlon, Bridget; Angle, Edward S.; Christian, Brent; Pi, Jonathan; Martinez, Kris; Reedy, Robert et al.

Groundwater Availability Model: Hill Country Portion of the Trinity Aquifer of Texas

Description: This report describes updates to the earlier developed groundwater availability model for the Hill Country portion of the Trinity Aquifer System, "by (1) adding the Lower Trinity Aquifer as another layer to the model, (2) revising the spatial distribution of parameters, such as recharge and pumping, and (3) calibrating the steady-state water level and river discharge conditions for 1980 and historical transient water level and discharge conditions for 1987 through 1997" (p. 1).
Date: June 2011
Creator: Jones, Ian C.; Anaya, Roberto & Wade, Shirley C.

Changes in Water Levels in Texas, 1995 to 2005

Description: This report examines the median water level changes in the state's major and minor aquifers, and describes where the largest declines and increases were within an aquifer and presents regional trends.
Date: July 2011
Creator: Boghici, Radu

Irrigation Metering and Water Use Estimates: A Comparative Analysis, 1999-2007

Description: This report analyzes data on irrigation water use by crop type collected from 1999-2007 in the Panhandle, North Plain, Mesa, Hudspeth, Gateway, Rolling Plains, Coastal Bend, and High Plains groundwater conservation districts and the Lower Neches Valley Authority.
Date: July 2011
Creator: Texas Water Development Board

Groundwater-Surface Water Interaction in the Brazos River Basin: Evidence from Lake Connection History and Chemical and Isotopic Compositions

Description: This report describes study methods used in determining the sources of the water in oxbow lakes along the Brazos River, characteristics of the Brazos River and oxbow lakes, and the hydrogeologic setting that hydraulically connects the aquifer, river, and lakes.
Date: October 2010
Creator: Chowdhury, Ali H.; Osting, Tim; Furnans, Jordan & Mathews, Ray

Reconnaissance of the Chemical Quality of Surface Waters of the Nueces River Basin, Texas

Description: Report on a survey of minerals and other chemicals, "to present available chemical-quality data and interpretations that will aid in the proper development, management, and use of the surface-water resources of the Nueces River basin. In the study, the following factors were considered: the nature and concentrations of mineral constituents in solution; the geologic hydrologic, and cultural influences that determine the water quality; and the suitability of the water for domestic supply, indust… more
Date: September 1971
Creator: Kunze, H. L.

Reconnaissance of the Oxygen Balance and the Variation of Selected Nutrients in the San Antonio River During Low Flow

Description: Report on the results of a water-quality evaluation of the San Antonio River "to describe the progress of waste assimilation, to delineate the critical reach of the river (the reach in which the minimum dissolved-oxygen concentration occurs), and to determine the concentrations of selected nutrients in the river during the low-flow period June 16-19, 1969" (p. 1).
Date: February 1972
Creator: Rawson, Jack

Ground-Water Resources of Montgomery County, Texas

Description: Report on the ground water in Montgomery County contained in sands of the Catahoula Standstone, lower part of the Jasper aquifer, Burkeville aquiclude, Evangeline aquifer, and Chicot aquifer.
Date: November 1971
Creator: Popkin, Barney P.
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