San Antonio
Yes. Tap water in San Antonio is low risk across 3 water systems. Meets federal drinking water standards.
3 official water systems are listed for this town. Each keeps its own rating.
Is it safe?
Jbsa Randolph
Low risk
Meets federal drinking water standards
No health-based violations began in the last 3 years, and none are unresolved.
Serves about 10,949 people.
Source water: groundwater.
Is it safe?
Jbsa Sam Houston
Low risk
Meets federal drinking water standards
No health-based violations began in the last 3 years, and none are unresolved.
Serves about 37,563 people.
Source water: groundwater.
Last health violation began 2023-01-28.
Is it safe?
San Antonio Water System
Low risk
Meets federal drinking water standards
No health-based violations began in the last 3 years, and none are unresolved.
Serves about 2,643,729 people.
Source water: surface water.
Source
US EPA Safe Drinking Water Information System.
Period covered: October 2023 to September 2026.
Covers community water systems serving 3,300 people or more. The rating uses health-based violations of federal drinking-water standards in the last three years, and whether those violations have been fixed. Each system is placed at a town it serves, so positions are approximate.
Common questions
Can I drink the tap water in San Antonio, Texas?
Yes. Tap water in San Antonio is low risk across 3 water systems. Meets federal drinking water standards.
Where do these ratings come from?
US EPA Safe Drinking Water Information System. Period covered: October 2023 to September 2026.