Rancho Cucamonga, CA Water Quality (ZIP 91739)

PFAS, lead, and EPA-tested contaminants for ZIP 91739 in Rancho Cucamonga, CA.

91739 shares its drinking water system with the rest of Rancho Cucamonga, CA. We keep the complete PFAS, lead, and regulated-contaminant data on the Rancho Cucamonga report so the figures stay consistent and current.

See the full Rancho Cucamonga, CA water quality report →

Check your exact address

  1. Open the full Rancho Cucamonga 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.