Water Quality Testing
Madison's drinking water is closely regulated by both the EPA and DNR. Our testing experts conduct more than a thousand tests every month to continuously monitor quality and safety, ensuring Madison's drinking water more than meets strict Federal and State drinking water standards.
Latest Annual Water Quality Report
Find out the water quality for wells serving your address.
What We Test For
- Coliform Bacteria
- Inorganic Compounds & Radionuclides - Nitrates, manganese and other simple chemicals and minerals; radium
- Volatile Organic Compunds (VOCs) - Solvents, cleaners, pesticides, other man-made contaminants
- Byproducts of our disinfection process
- Unregulated Contaminants
A detailed description of our water quality treatment policies is available here.