San Antonio Water System
Aquifer Beaker

Edwards Aquifer

Aquifer Level 658.2'
5/22/18 - 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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Stage 1:
Water once a week

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

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Aquifer Level 658.2 | Stage 1: Water once a week


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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

San Antonio Enters Stage 1 Drought Restrictions

Edwards Aquifer level triggers EAA-required cutbacks and watering rules.

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Avoid the Sticker Shock of Summer Water Use

Drier weather may lead to higher water bills. SAWS offers a new tool to monitor water use.

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What Lurks Below? Make Sure It’s Not Grease or Wipes!

Snakes, and mice and roaches — oh my! These creepy critters might make your skin crawl, but it’s actually not uncommon to find them inside SAWS pipes.

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Northeast Side Sewer Project On Schedule

May 14-21 is National Infrastructure Week, a yearly reminder that the country’s roads, pipes and power grids don’t fix themselves.

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SAWS Board Welcomes Fresh Faces

SAWS Board Chairman Berto Guerra Jr. and President/CEO Robert R. Puente officially welcomed two new Trustees at the utility’s April 3 Board meeting

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Pencil In Some Family Fun

Longing to spend your weekends in the great outdoors? There’s plenty of “green” family fun to have, including wildlife workshops, nature walks, plant sales, gardening activities and much more.

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Got Your WaterSaver Coupons Yet?

If you’re planning to refresh your landscape in time for summer barbecues, you’ve got until May 31 to apply for SAWS WaterSaver coupons.

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