Aquifer Beaker

Edwards Aquifer

Aquifer Level 636.5'
11/19/14 - 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 636.5 | Stage 2: Water On Your Day

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Environment

Water Resource Protection & Compliance

SAWS commitment to water quality is not limited to the Edwards Aquifer and other groundwater sources. Efforts to protect and improve our lakes, rivers and streams underscore our dedication to preserving our most precious resource no matter where it is found.

Aquifer Protection and Evaluation

Aquifer Protection and Evaluation

San Antonio Water System monitors new development over the recharge zone in Bexar County to protect your water quality.

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Groundwater Resource Protection

SAWS monitors water quality concerns and is the permitting authority for all water well activities within the city limits & SAWS service area.

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Industrial Compliance

Industrial Compliance

San Antonio Water System's Resource Compliance division focuses on two state-mandated programs — Storm Water and Pretreatment.

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Construction Compliance

This section covers: Storm Water Construction, Erosion and Sedimentation Control Program, Clearing and Grading Ordinance and Permits, Forms and Documents.

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Sampling & Monitoring

This program limits pollutants discharged to the sanitary sewer in an effort to protect health and safety pursuant to the Clean Water Act.

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Fats, Oils & Grease Abatement

Learn more about the city ordinance that seeks to prevent sanitary sewer blockages and overflows caused by the accumulation of fats, oils and grease that's wrongly discharged into the sewer system.

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MedDropSA

MedDropSA

MedDropSA is the safe, easy way to dispose of unwanted and expired over-the-counter and prescription medications.

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