Minnesota

Minnesota drinking water quality

Name: Minnesota Drinking Water Quality — Contaminant Measurements
Creator: The Water Map
License: https://creativecommons.org/licenses/by/4.0/

Every public water system in Minnesota we've verified. Each report covers one calendar year and shows the utility's own measured contaminant levels against federal limits.

Minneapolis (2023)
14 contaminants measured
Rochester (2025)
21 contaminants measured· 1 at or above the limit
Saint Paul (2024)
20 contaminants measured· 2 at or above the limit