About 60% of Wisconsinites drink water from public water supplies.
There are four types of public water systems in Wisconsin, municipal community, other-than-municipal community, non-transient non-community, and transient non-community, depending on location and the number of people they serve.
Public Water System Data Available
Wisconsin Tracking provides data about community water systems on their public data portal. You can also review the Department of Natural Resources' (DNR) Water Quality Data or Consumer Confidence Report for your community.
Boil Water Notices
Public water systems can sometimes have elevated bacteria levels in their treated drinking water. If this is the case, a boil water notice may be issued.
- Consumers: learn what to do to protect yourself and your family during a boil water notice.
- Public facilities: learn what to protect consumer's health during a boil water notice.
Call your doctor and local health department if you experience the following during a boil water notice:
These symptoms may be caused by factors other than unsafe water.
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