St. Paul Tap Water
Water provider: Saint Paul Regional Water Services (St. Paul, MN)
Our recommendation
Premium filter strongly recommended
Your water has contaminants that require stronger filtration (heavy metals, PFAS, or limits exceeded). Reverse osmosis is the recommended tier.
See recommended water filters →What is in the water
Chromium-6 (hexavalent chromium)
DetectedIndustrial contaminant. Known human carcinogen. Unregulated at the federal level in the US.
EWG lists chromium-6 as a detected contaminant for Saint Paul area reporting.
Trihalomethanes (THMs)
DetectedDisinfection byproducts formed when chlorine reacts with organic matter. Long-term exposure linked to cancer risk.
THMs are a common chlorination byproduct in river-sourced systems.
Radium
DetectedNaturally occurring radioactive element. Long-term exposure increases cancer risk.
Radiological contaminants remain part of EWG contaminant tracking for the utility.
PFAS (forever chemicals)
Not reportedPer- and polyfluoroalkyl substances. Bioaccumulate in the body. Linked to cancer, immune effects, and hormone disruption.
Verify the current EWG PFAS indicator on the utility page. Automation could not retrieve the live indicator behind Cloudflare.
Source
Data from the EWG Tap Water Database, Saint Paul Regional Water Services (2024). Last reviewed 2026-05-25.
Note: Contaminant levels vary by address (older plumbing can leach lead even when the source water does not), sampling location, and time of year. The figures above reflect utility-wide averages from the most recent public report. If you have specific health concerns, request a full report from your utility or test your own tap water.