NOTICE OF PUBLIC HEARING ON PROPOSED DESIRED FUTURE CONDITIONS
June 18, 2026, at 9:30 AM (CST)
8656 W Hwy 71, Building A, Suite 224
Austin, TX 78735
Notice is hereby given that the Board of Directors of the Southwestern Travis County Groundwater Conservation District (District) will hold a public hearing during its regular meeting on Thursday, June 18, 2026, at 9:30 AM at the District office, 8656 W Hwy 71, Building A, Suite 224, Austin, Texas 78735, to receive public comment on proposed Desired Future Conditions (DFCs) being considered by Groundwater Management Area 9 (GMA 9).
GMA 9 Proposed DFCs
Trinity Aquifer
The DFC shall allow for an increase in average drawdown of approximately thirty feet through 2080, relative to 2008 water-level conditions, (throughout GMA 9), and as further specified below for each county within GMA 9, all consistent with "Scenario 6" in TWDB GAM Task 10-005 (original well locations/pumping volumes):
• Bandera County - Allow for an increase in average drawdown of approximately twenty-nine feet through 2080.
• Bexar County - Allow for an increase in average drawdown of approximately forty-six feet through 2080.
• Blanco County - Allow for an increase in average drawdown of approximately nineteen feet through 2080.
• Comal County - Allow for an increase in average drawdown of approximately twenty-four feet through 2080.
• Hays County - Allow for an increase in average drawdown of approximately nineteen feet through 2080.
• Kendall County - Allow for an increase in average drawdown of approximately twenty-nine feet through 2080.
• Kerr County - Allow for an increase in average drawdown of approximately thirty-nine feet through 2080.
• Medina County - Allow for an increase in average drawdown of approximately sixteen feet through 2080.
• Travis County - Allow for an increase in average drawdown of approximately twenty-eight feet through 2080.
Edwards Group of the Trinity Aquifer
The DFC shall allow for no net increase in average drawdown in Bandera and Kendall counties through 2080.
Ellenburger-San Saba Aquifer
The DFC shall allow for an increase in average drawdown of no more than 16 Feet in Kendall County and no more than 11 feet in Kerr County through 2080 consistent with Scenario 3 of the March 9, 2024 Technical Memorandum titled "Evaluation of Water Level Change Due to Potential Pumping in Ellenburger Unit in Blanco, Kendall, and Kerr Counties from End of 2010 to End of 2080 Using Llano Uplift Minor Aquifers Groundwater Availability Model."
Hickory Aquifer
The DFC shall allow for an increase in average drawdown of no more than 16 Feet in Kendall County through 2080 consistent with Scenario 3 of the March 9, 2024 Technical Memorandum titled "Evaluation of Water Level Change Due to Potential Pumping in Ellenburger Unit in Blanco, Kendall, and Kerr Counties from End of 2010 to End of 2080 Using Llano Uplift Minor Aquifers Groundwater Availability Model."
GMA 9 consists of the following member groundwater conservation districts: Bandera County River Authority and Groundwater District, Blanco-Pedernales GCD, Comal Trinity GCD, Cow Creek GCD, Hays-Trinity GCD, Headwaters GCD, Medina County GCD, Trinity-Glen Rose GCD, and Southwestern Travis County GCD.
This hearing is being held during a 90-day public comment period that began April 20, 2026, and ends July 20, 2026. Written comments may be submitted during the comment period by mail to P.O. Box 340595, Austin, TX 78734; by email to admin@swtcgcd.org; or in person at the District office. Oral or written comments may also be provided during the public hearing.
The meeting agenda, including instructions for attending and participating in the public hearing, will be posted at www.swtcgcd.com in accordance with the Texas Open Meetings Act.
The proposed DFCs and supporting materials are available at www.gma9.org. Printed copies may also be reviewed at the District office by appointment.
Following the public hearing and comment period, the District will prepare and submit to GMA 9 a summary of relevant comments received, any recommended revisions to the proposed DFCs, and the basis for those recommendations for consideration at a future GMA 9 joint planning meeting.
Questions or requests for additional information may be directed to Lane Cockrell, General Manager, at (512) 276-2875 or generalmanager@swtcgcd.org.
June 8 2026
IPLAAS0145019