Contact Us

900 E. Quincy View Map
San Antonio, TX 78215
P. (210) 222-2204 or 1-800-292-1047
F. (210) 222-9869



As a public agency, the Authority is subject to the Texas Public Information Act. The Public Information Act gives the public the right to request access to government information.

If you'd like to request information from the Edwards Aquifer Authority, we ask that you complete the following form: Open Records Request Form


Roland Ruiz
General Manager

Brock Curry
Deputy General Manager

Administration & Financial Services

Felix Marquez
Executive Director

Shaun Gibson
Information Technology

Raquel Garza
Human Resources

Jose Tovar

Shelly Hendrix

Nichelle Cunningham

Aquifer Management Services

Mark Hamilton
Executive Director

Geary Schindel
Aquifer Science

Jim Winterle
Modeling & Data Management

Roger Andrade
Aquifer Protection

External & Regulatory Affairs

Marc Friberg
Executive Director

Elizabeth Woody
Public Outreach

Terri Herbold
Media & Community Relations

Javier Hernandez
Conservation Programs

Rick Illgner
Governmental Affairs

Earl Parker
Regulatory Affairs

  Habitat Conservation Plan

Nathan Pence
Executive Director

Alicia Reinmund-Martinez
Program Director