Aquifer Beaker

Edwards Aquifer

Aquifer Level 638.2'
4/17/14 - 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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Landscape Watering
Last Digit of Address Watering Day
0 or 1 Monday
2 or 3 Tuesday
4 or 5 Wednesday
6 or 7 Thursday
8 or 9 Friday
No Watering on Weekends

Stage 2:
Water On Your Day

Watering with an irrigation system or sprinkler is allowed only once a week from 7-11 a.m. and 7-11 p.m. on your designated watering day as determined by your address.

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Aquifer Level 638.2 | Stage 2: Water On Your Day

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Environment

Environment

San Antonio Water System is committed to being an environmental steward.  We depend on clean and safe water for drinking, recreation and business use. Our quality of water is a top priority.

Our wastewater and environmental experts work closely with local, state and federal regulatory agencies to ensure our wastewater and drinking water operations comply with the spirit and the letter of the law. SAWS' “A-rated” wastewater treatment operation has been acclaimed as one of the best environmental programs in the country.

Water Resource Protection & Compliance

Water Resource Protection & Compliance

As a result of increased development and the potential for polluting the Edwards Aquifer, SAWS is taking a proactive approach to protecting our water quality.

Water Recycling

Water Recycling

San Antonio is the only U.S. city to reuse all three wastewater treatment process byproducts: recycled water, organic biosolids and methane gas. We humbly call it the environmental "trifecta."

Solar Energy

Solar Energy

Dedicated in June 2012, the William R. Sinkin Centennial Solar Farms 1 and 2 are located at SAWS' Dos Rios Water Recycling Center.

Mitchell Lake

Mitchell Lake

This unique reclamation project has helped transform a former wastewater discharge area into a world-renowned refuge for shore birds and waterfowl.

Energy Management

Energy Management

SAWS endorses energy management and conservation efforts that benefit the environment as well as our ratepayers.

MedDropSA

MedDropSA

MedDropSA is the safe, easy way to dispose of unwanted and expired over-the-counter and prescription medications.

Clean Air Program

Clean Air Drive Program

SAWS is a proud partner of this program, which supports better air quality and health in the Alamo Area region through pollution reduction.