Aquifer Beaker

Edwards Aquifer

Aquifer Level 678.8'
5/25/16 - Official

The Edwards aquifer and its catchment area in the San Antonio region is about 8,000 square miles and includes all or part of 13 counties in south-central Texas.

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Year-Round Watering Hours

Watering with an irrigation system or sprinkler is allowed any day of the week before 11 a.m. or after 7 p.m.

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Aquifer Level 678.8 | Year-Round Watering Hours


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Join the H2O Heroes!
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Join the H2O Heroes!

Welcome to the H2O Heroes program: a unique water education curriculum created just for educators and the specific educational needs of your students. Six exciting adventures have been developed with the goal of piquing the interest of young students about the importance of water in their communities and inspiring them to become real-life H2O Heroes.


H2O on the Go: Presentations

Looking for engaging and FREE presentations? Let our SAWS Education staff visit your classroom and talk to your students. These themed presentations cover a variety of water-related topics designed specifically for your students.

H2O Heroes

H2O Heroes Program Coordinators
This coordinator's portal allows you to access new materials, receive program updates and order replacement supplies.