Skip to content

Water Quality Report

Madison, WI

Lac qui Parle County · 1,511 residents · 1 water system

0

Contaminants detected

0

PFAS compounds

—

Hardness (mg/L)

0

Above legal limits

1

Above health guidelines

Madison drinking water comes from groundwater wells. Based on the most recent monitoring data, 0 contaminants have been detected in the water supply.

Limited monitoring data available

The water system serving Madison is small a private system (population served: 1,511) and is not part of Wisconsin DNR's main contaminant monitoring program. No detected contaminant data is available for this system.

If you're researching the main municipal utility serving Madison, search for your specific address below — the search returns the actual water system serving your residence, which may be different from what's listed here.

Water systems serving Madison

Madison

1,511 servedGroundwater0 contaminants1 above guideline
View →

Other cities in Lac qui Parle County

Water quality reports for nearby Minnesota communities.

BellinghamBoydDawsonMariettaNassau

Frequently asked questions

Is Madison, WI tap water safe to drink?
Madison tap water meets EPA legal standards (Maximum Contaminant Levels). However, 1 contaminant is present above independent health guidelines, which are often stricter than legal limits. 0 contaminants have been detected in the water supply, including . View the detailed report for each water system to see specific levels and how they compare to both legal limits and health guidelines.
What contaminants are in Madison water?
Monitoring has detected 0 contaminants in Madison's water supply: . 1 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Where does Madison get its drinking water?
Madison's drinking water comes from groundwater wells that draw from underground aquifers. The water is treated and tested according to Wisconsin DNR and EPA requirements before distribution. Madison is served by one water system: Madison.

Check your water quality

Enter your address for a detailed report specific to your water system.

On a private well? Search your address for nearby groundwater monitoring data.

Free water assessment in Madison.

Schedule an onsite consultation.

For my businessFor my home