Aquifer Science

Skipton

Skipton Well: Report
Skipton Well: Main Text
Skipton Well: Appendix
Downhole Camera Video
Geophysical Log
Geophysical Log with ASB Annotation


DSISD

DSISD Well: Report
DSISD Well: Main Text
DSISD Well: Appendix
Downhole Camera Video
Geophysical Log
Geophysical Log with ASB Annotation


ESD

ESD Well: Report
ESD Well: Main Text
ESD Well: Appendix
Downhole Camera Video
Geophysical Log
Geophysical Log with ASB Annotation


Old Hundred

Old Hundred Well: Report
Old Hundred Well: Main Text
Old Hundred Well: Appendix
Downhole Camera Video
Geophysical Log
Geophysical Log with ASB Annotation


Burton

Burton Well Report


HTGCD General

Preliminary Report on the Installation of Two Multilevel Monitor Wells Near Jacob’s Well, August 2022

Potentiometric Surfaces of the Lower and Middle Trinity Aquifer in Southwestern Hays County, Texas, January 7, 2022

District Recharge Review, January 4, 2021

Model Scenario: 2011-like Drought with Current Production, January 4, 2021

Exempt use Estimate Methodology Report August 21, 2020

Summary of Findings: Upper Onion Creek Dye Trace, Hays County, Texas, Winter 2017

Research paper: Geologic Mapping of the Upper Glen Rose in the Onion Creek Basin

2017/2018 Upper Onion Creek Dye Trace Study Preliminary Report

2014 GMA9 Hutchison Report Comparison of Groundwater Monitoring Data with Groundwater Model Results

Presentation for the Desired Future Condition Process for Groundwater Management Area 9 – Trinity Aquifer

Hydrogeologic Folio Atlas of the Hill Country Aquifer, Blanco, Hays and Travis Counties, central Texas

Texas AgriLife Research Study shows woody plant encroachment has increased stream flow in the Edwards Plateau


HTGCD Region K

Projected Water Quality Degradation for Bear Creek at Ranch Road 1826 Resulting from Direct Discharge Wastewater Permit Requested by Hays County WCID # 1, April 20, 2006, By Raymond M. Slade, Jr., PH, Certified Professional Hydrologist

Ground-Water Evaluation in and Adjacent to Dripping Springs, Texas, Daniel A. Muller, Texas Water Development Board Report 322, 1990.

Hays County Regional Water and Wastewater Study, Prepared by HDR Engineering for the Hays County Water Development Board, 1989.

Regional Water System Study for the City of Dripping Springs, Prepared by Turner, Collie & Braden for the City of Dripping Springs, 1988.


HTGCD Region L

Evaluation for the Development of a Jacob’s Well Groundwater Management Zone in Hays County, Texas, July 2019

Cypress Creek/Jacob’s Well Hydrogeologic Report – December,2008
Title Page thru Chapter 6
Chapter 7 Text  Figures (A)  Figures (B)
Chapter 8 thru Tables
Appendix 1  Appendix 2  Appendix 3  Appendices 4-5

Hydrogeological characterization of baseflow to Jacob’s Well spring, Hays County, Texas, Sarah C. Davidson, Thesis for Master of Science in Geological Sciences, The University of Texas at Austin, December 2008

Wimberley Regional Wastewater Planning Study, Prepared by Guadalupe-Blanco River Authority and R.J. Brandes Company, 1996.

“Ground-Water Conditions of the Trinity Group Aquifer in Western Hays County” (Wimberley Woodcreek Area), Muller, Daniel A., Wesley McCoy, Texas Water Development Board Report LP-205, 1987.


TWDB

A Streetcar Named Desired Future Conditions:The New Groundwater Availability For Texas
Robert E. Mace, Rima Petrossian, Robert Bradley, William F.Mullican, III
Texas Water Development Board, Austin, Texas 78711-3231
State Bar of Texas
7th Annual The Changing Face Of Water Rights In Texas
May 18-19, 2006
San Antonio
Chapter 3.1

Mace, Robert E., William F. Mullican, III, and Shao-Chih (Ted) Way, 2001, Estimating groundwater availability in Texas (PDF) in the proceedings of the 1st annual Texas Rural Water Association and Texas Water Conservation Association Water Law Seminar: Water Allocation in Texas: The Legal Issues.” Austin, Texas, January 25-26, 2001

Mace, Robert E., Ali H. Chowdhury, Roberto Anaya, Shao Chih (Tec) Way, September 2000. Groundwater Availability of the Trinity Aquifer, Hill Country Area, Texas: Numerical Simulations through 2050
Texas Water Development Board Report 53.

Borehole Geophysical Techniques for Determining the Water Quality and Reservoir Parameters of Fresh and Saline Water Aquifers in Texas, TWDB Report 343 – by Hughbert A. Collier, June 1993.

Bluntzer, Robert L., 1992, Evaluation of the Ground-Water Resources of the Paleozoic and Cretaceous Aquifers in the Hill Country of Central Texas. (PDF)
Texas Water Development Board, Report 339.


USGS

Geologic framework and hydrogeologic characteristics of the Edwards Aquifer outcrop, Hays County, Texas; John A. Hanson and Ted A. Small; U.S. Geological Survey, Water-Resources Investigations Report 95–4265, in cooperation with the Edwards Underground Water District, 1995.

Edwards-Trinity Aquifer System, Oklahoma, Texas; Text & Figures,  USGS Ground Water Atlas of the United States, HA 730-E  Figures

Engineering Assessment and Environmental Inventory and Issues Report Artifical Recharge Enhancement Onion Creek, Hays County, Texas; Prepared for the BS/EACD by the TWDB, 1992.


Other Sources