San Antonio Water System
Aquifer Beaker

Edwards Aquifer

Aquifer Level 664.3'
3/15/18 - 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.

Learn More »


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.

Learn More »


Aquifer Level 664.3 | Year-Round Watering Hours


Pay Your Bill Online

Already Registered? Login Now.

Forgot Your Password?

New User

Register for SAWS eBill

Don't Have An Account? Get Started Now.

Sign Up Now


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

Sewer Projects

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

Learn more about the construction projects in your area.

Search Map Now »

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.

Find out if you qualify »

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.

Request Now »


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.

Read More »

Ethics Hotline

In The News

New WaterSaver Coupons Spring Forth

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

Read More

It's a Blooming Fun Time in SAWS' Front Yard on Saturday, March 10

SAWS Spring Bloom features 1,000 free plants and fun activities

Read More

Hold Off on Lawn Watering for Now

Let the hoses and sprinklers collect a few more cobwebs.

Read More

Cape Town Water Crisis Unlikely in S.A.

San Antonio is well positioned to deal with both growth and increasing periods of drought.

Read More

Chairman Commended for Legacy Leadership

San Antonio Water System Board Chairman Berto Guerra Jr. was named a 2018 Legacy Leader by the San Antonio Business Journal.

Read More

Support Project Agua at Pin Pandemonium

Read More

More SAWS News

Like Us On Facebook

Follow Us On Twitter