Since 1936, the Texas Commission on Environmental Quality has rated San Antonio as having a superior water system. We are committed to providing you with reliable, quality water as well as providing responsible leadership in managing San Antonio's water resources.
Most of San Antonio's drinking water is pumped from this massive underground reservoir. Learn more about this amazing natural resource, including aquifer levels and statistics.
It's normal for all drinking water to contain trace amounts of minerals and other substances. Find out exactly what is in your superior-quality water supply.
SAWS is investing in new, non-Edwards Aquifer water sources, as well as a pioneering desalination operation in southern Bexar County, to ensure our city's water future.
San Antonio is the only U.S. city to reuse all three wastewater treatment process byproducts: recycled water, organic biosolids and methane gas. We humbly call it the environmental "trifecta."
As a result of increased development and the potential for polluting the Edwards Aquifer, SAWS takes a proactive approach to protecting your water supply quality.
SAWS first added fluoride to the system's water supply in August 2002. Here are answers to some frequently asked questions about fluoridation.