The Edwards Aquifer provides San Antonio with an abundant source of groundwater vital to the livelihood of a growing population and an expanding economy. It stretches across thousands of acres over several counties in South Central Texas. Roughly 70 percent of the recharge zone is located west of Bexar County.
A short history of the COSA aquifer protection program.
A complete list of lands protected by COSA's aquifer protection program.
What is a Conservation Easement?
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Search the Eastside Promise Zone Application
Revitalizing Eastside Neighborhoods
Providing San Antonio with an abundant source of groundwater
Current listing of city surplus property
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