SAWS Education - From Rain to Drain
Aquifer Beaker

Edwards Aquifer

Aquifer Level 664.8'
2/16/18 - 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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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 664.8 | Year-Round Watering Hours


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The Rain to Drain Experience

Upcoming Events

Use the arrow buttons on either side of the month to see additional dates offered.
Eventbrite - SAWS Rain to Drain Experience

San Antonio Water System ensures you always have a safe, reliable and quality supply of water at every turn of the tap. If you're interested in learning more about the source of your drinking water and where it goes, well,"after the flush," join SAWS Education for The Rain to Drain Experience field trip for adults.

During this day-long expedition, you will travel to places few people have ever visited. You will explore an Edwards Aquifer recharge cave, experience the inner workings of a SAWS water production facility and tour a water recycling plant.

The field trip, lasting from 7:30 a.m. - 5 p.m., is free to Bexar County residents 18 years and older. Lunch is provided. To sign up, fill out the Rain to Drain registration form.

After you submit your registration, you will be sent detailed information, including directions and a map to the meeting place.

The Rain to Drain Experience – 2017 Schedule:

2017 is completely booked. Please check our 2018 schedule below.

The Rain to Drain Experience – 2018 Schedule:

  • Saturday, Jan. 20
  • Saturday, Feb. 24
  • Friday, March 23
  • Saturday, April 14
  • Saturday, May 19
  • Saturday, Sept. 8
  • Saturday, Sept. 8
  • Saturday, Oct. 13
  • Friday, Nov. 9
  • Saturday, Dec. 8
Eventbrite - The Rain to Drain Experience

Important Field Trip Information:

  • Registration is required, and there is a maximum of 50 guests per trip.
  • The field trip is free for Bexar County residents ages 18 and older. Unfortunately, we cannot accommodate anyone under the age of 18.
  • Dos Rios Recycling Center outfall
  • SAWS reserves the right to cancel a trip at any time due to attendance, weather or security reasons.
  • SAWS will provide charter transportation to all locations. (No personal transportation is allowed.) If special accommodations need to be made, advance notice of at least 72 hours is required.
  • SAWS will provide a free lunch to attendees. If special dietary needs are required, please make note on your registration form. And naturally, SAWS will provide water for your enjoyment throughout the day.

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