Rockville, MD Water Quality (ZIP 20851)

PFAS, lead, and EPA-tested contaminants for ZIP 20851 in Rockville, MD.

Water delivered to 20851 comes from the same utility serving Rockville, MD. EPA UCMR5 and lead testing report at the water-system level, so the detailed results for 20851 are the results for Rockville as a whole.

See the full Rockville, MD water quality report →

Check your exact address

  1. Open the full Rockville 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.