Aquifer Beaker

Edwards Aquifer

Aquifer Level 638.7'
4/23/14 - 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 638.7 | Stage 2: Water On Your Day

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Education

Mini Grants

We are no longer accepting applications for the 2014
program. Due to high demand, all funds have been exhausted. Please check back next year!

Schools Within the SAWS Service Area are Eligible to Apply

San Antonio Water System is pleased to offer a Mini-Grant Program to subsidize field trip programs that educate pre-kindergarten through 12th-grade students on topics of water quality, water conservation, environmental awareness and pollution prevention. Please check the list of approved field trip destinations below for eligible programs.

Mini-Grant funds can be used for transportation reimbursement, admission costs, workshop costs and substitute teacher costs up to $1,000 per teacher, per calendar year. Any school/organization within the SAWS service area is welcome to apply for a Mini Grant.

Funds are limited, so act now!

Approved field-trip destinations/ programs include:


The Witte Museum

  • Water Where You Want It
  • River to Sink: What's in My Drink
  • Our Dynamic River

San Antonio Botanical Garden

  • Terrarium Ecosystem Program

Medina River Natural Area

  • Natural Area Guided Tour

San Antonio Missions

  • Park Ranger Guided Tour

San Antonio Water System

  • Down the Drain: Exploring Water After the Flush
  • Drinking Water Basics
  • Confluence

Mitchell Lake Audubon Center

  • Wetland Ecology
  • Rocks and Soils
  • Weather and Climate Adaptations

San Antonio Children's Museum

  • World of Bubbles

Natural Bridge Caverns

  • Guided Cavern Tour

For additional information or questions, call 210-233-3626.