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
You can find a detailed report on our water quality monitoring process here.
A detailed description of our water quality treatment policies is available here.