San Antonio Water System
Aquifer Beaker

Edwards Aquifer

Aquifer Level 686.7'
1/18/19 - 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 686.7 | Year-Round Watering Hours

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Game-changing Water Project

Vista Ridge

Largest non-Edwards Aquifer supply in city's history

Report Water or Sewer

Main Breaks

Call 210-704-7297

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

Uplift Helps Families
Keep Water Flowing

Having trouble paying your water bill? Your neighbors at SAWS are here to help ease the burden of utility costs for qualifying customers.

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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

Notorious No More — Catfish Farm Well Permanently Plugged

The largest known artesian well in the world that changed Texas water law is no more.

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Saluting a SAWS Staple

SAWS COO Steve Clouse honored for more than three decades of service to the San Antonio community.

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Last Chance to Prune Oaks

There's not much time left if you want to minimize the chance of oak wilt.

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Connect with SAWS on the Go

Access your SAWS account right from the palm of your hand with our mobile-friendly My Account website.

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Basura Bash and Electronics Recycling

Help clean up San Antonio’s rivers and streams Feb. 16.

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Rain triggers sewer spill

Upcoming construction to address spill site

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New Year's Holiday Schedule

Emergency services will continue 24/7, but SAWS offices will be closed Dec. 31 and Jan. 1.

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More SAWS News

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