San Marcos, TX Water Quality (ZIP 78667)

PFAS, lead, and EPA-tested contaminants for ZIP 78667 in San Marcos, TX.

Water delivered to 78667 comes from the same utility serving San Marcos, TX. EPA UCMR5 and lead testing report at the water-system level, so the detailed results for 78667 are the results for San Marcos as a whole.

See the full San Marcos, TX water quality report →

Check your exact address

  1. Open the full San Marcos 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.