Science & Aquifer Protection - Edwards Aquifer Authority

Technical Briefings

AST Registration Process

Aboveground Storage Tanks Regulation

You own or operate an AST that is 500 gallons or larger…

Your tank is on the Recharge Zone or Contributing Zone of the Edwards Aquifer…

Your AST is not exempt from regulation…

You must register your AST with the EAA

You will receive confirmation & approval of registration

In a continued response to Covid-19, the EAA will remain working in a telecommuting manner until further notice.
Please click here if you are a customer or if you need to contact someone at the EAA.