San Francisco, CA Water Quality (ZIP 94103)

PFAS, lead, and EPA-tested contaminants for ZIP 94103 in San Francisco, CA.

94103 shares its drinking water system with the rest of San Francisco, CA. We keep the complete PFAS, lead, and regulated-contaminant data on the San Francisco report so the figures stay consistent and current.

See the full San Francisco, CA water quality report →

Check your exact address

  1. Open the full San Francisco 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.