Hayward, CA Water Quality (ZIP 94541)

PFAS, lead, and EPA-tested contaminants for ZIP 94541 in Hayward, CA.

94541 shares its drinking water system with the rest of Hayward, CA. We keep the complete PFAS, lead, and regulated-contaminant data on the Hayward report so the figures stay consistent and current.

See the full Hayward, CA water quality report →

Check your exact address

  1. Open the full Hayward 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.