San Antonio Water System
Aquifer Beaker

Edwards Aquifer

Aquifer Level N/A

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 N/A | Year-Round Watering Hours


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New 2017

Water Management Plan

Ensuring plentiful water supplies for generations to come.

Game-changing Water Project

Vista Ridge

Largest non-Edwards Aquifer supply in city's history

Developer and Permitting Tools

New Online Services Available

Apply for permits, pay impact fees and check permit status online.

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Sewer Construction Projects

Sewer Projects

We're working across San Antonio to improve our wastewater system.

Learn more about the construction projects in your area.

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Sewer Construction Projects

Affordability Programs

Assistance Helps Families
Keep Water Flowing

SAWS has six programs to ease the burden of utility costs for customers who qualify. These programs help ensure all residents have access to life-sustaining water and sewer services.

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Affordability Programs

Utility Locate Service

Need to know where pipes underground are located?

SAWS provides location information about underground pipes through maps or physical markers. Both contractors and residents can request locates.

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Ethics Hotline

We take great pride knowing that you trust SAWS to provide our community with sustainable, affordable water services.

In that spirit, SAWS has launched a tool that allows the general public to report suspected unethical activity.

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Ethics Hotline

In The News

Getting Tanked

SAWS is turning its attention to the infrastructure that will receive and distribute Vista Ridge water when it arrives in 2020.

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Assistance Programs Extend a Helping Hand to Neighbors in Need

SAWS offers financial assistance for qualifying customers through our affordability programs.

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Temporary Financial Setback? Project Agua Can Help Pay Your Bill

SAWS partners with both private donors and the City of San Antonio to assist those who cannot afford to pay their water bill.

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Project Agua: How You Can Help

It’s simple to donate and every contribution — no matter the size — helps.

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Can’t Afford Plumbing Repairs? Help is Available!

Unrepaired water leaks can lead to water waste and high bills.

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Thunderstorms Result in Sewer Overflows

Heavy rainfall inundates sewer system.

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New WaterSaver Coupons Spring Forth

Starting March 1, SAWS residential customers can apply for WaterSaver coupons.

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More SAWS News

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