Concord, CA Water Quality (ZIP 94521)

PFAS, lead, and EPA-tested contaminants for ZIP 94521 in Concord, CA.

ZIP code 94521 in Concord, CA is served by the same public water system that supplies the rest of Concord. Because the EPA test results are identical across these ZIP codes, the full contamination breakdown lives on one page.

See the full Concord, CA water quality report →

Check your exact address

  1. Open the full Concord 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.