McAllen, TX Water Quality (ZIP 78503)

PFAS, lead, and EPA-tested contaminants for ZIP 78503 in McAllen, TX.

78503 shares its drinking water system with the rest of McAllen, TX. We keep the complete PFAS, lead, and regulated-contaminant data on the McAllen report so the figures stay consistent and current.

See the full McAllen, TX water quality report →

Check your exact address

  1. Open the full McAllen 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.