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eapp@tceq.texas.gov
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Edwards Aquifer Map Viewer

View the Edwards Aquifer maps of regulated zones with your web browser.

Use the Edwards Aquifer Map Viewer to see the areas of Texas that are subject to regulation by the TCEQ under the Edwards Aquifer Protection Program. You can print a copy of the map to submit with your application.

  • Help—Coming Soon!
  • Open the Map Viewer—Best viewed using Internet Explorer V9.0 and above Firefox V22.0 and above, and Google Chrome V28.0 and above.
  • Geospatial Data Layer Documentation, also known as metadata—Describes the geospatial data layer. The Edwards Aquifer maps come from official printed maps, containing regulatory boundaries based on previous geologic interpretations of the Edwards Aquifer zones—that is, the recharge, transition, and contributing within the transition zones, as defined in 30 TAC 213 Exit the TCEQ.
  • Contact Us—E-mail the Edwards Aquifer Program staff at eapp@tceq.texas.gov or talk with staff in the TCEQ Austin Regional Office at 512/339-2929 or the San Antonio Regional Office at 210/490-3096.
Program Updates

Change to the Administrative Review Process
Beginning Nov. 1, 2014, the Application Submission and Review process will change for EAPP applications. Important information