SAWS is experiencing a high incidence of main breaks and leaks due to very dry conditions. We are working on repairs across the city and appreciate your patience. View Map

San Antonio Water System

About SAWS
Resources
- Be Ready for the Unexpected
  Resources to help you prepare for water-related emergencies.
- Business Center
  Resources for vendors, contractors and partners.
- Conservation
  We'll help you save money by saving water.
- Your Water
  Learn where your water comes from and how we manage it.
- Service
  Manage your account, get helpful tips and more.
- Infrastructure
  The pipes, pumps and plants that deliver your water services.
- Education
  Investing in our future water users, leaders and protectors.
- Protecting Our Environment
  Learn how SAWS helps safeguard our valuable resources.
- News
  What’s happening at SAWS and other announcements.
Work With Us

Watering Hours / Edwards Aquifer Level:

Updated

References Cited

Maclay, R.W., and Small T.A., 1976, Progress report on geology of the Edwards aquifer, San Antonio area, Texas, and preliminary interpretation of borehole geophysical and laboratory data on carbonate rocks: U.S. Geological Survey Open-File Report 76-627, 65 p.
Maclay, R.W.,1995, Geology and hydrology of the Edwards aquifer in the San Antonio Area, Texas: US Geological Survey Water-Resources Investigation Report 95-4186 55p.
Rose, P.R., 1972, Edwards Group, surface and subsurface, central Texas: Austin, University of Texas, Bureau of Economic Geology Bulletin 3232, 1,007p. Schultz, A.L., Using geophysical logs in the Edwards aquifer to estimate water quality along the freshwater/saline-water interface (Uvalde to San Antonio, Texas) 92-03,
Walthour, S.D., 1997, Edward aquifer hydrogeologic report for 1998, report 98-02, 27p.