San Antonio, TX Water Quality (ZIP 78203)

PFAS, lead, and EPA-tested contaminants for ZIP 78203 in San Antonio, TX.

78203 shares its drinking water system with the rest of San Antonio, TX. We keep the complete PFAS, lead, and regulated-contaminant data on the San Antonio report so the figures stay consistent and current.

See the full San Antonio, TX water quality report →

Check your exact address

  1. Open the full San Antonio report for PFAS levels, lead samples, and EPA violations.
  2. Enter your address at knowyourexposure.com for the most specific data we have.
  3. Choose a certified filter: an NSF/ANSI 58 reverse osmosis system removes 94-99% of PFAS, and an NSF-53 pitcher covers lead.