The Environmental Protection Agency (EPA) and the Department of Natural Resources (DNR) require that water suppliers provide a yearly report indicating the quality and the source of water to the general public.  Reports are published each year by July 1st. 

This consumer report contains the results of the quality tests of Wausau's drinking water.

2025 Water Quality Report -  English, Hmoob, Español

2024 Water Quality Report - English, Hmoob, Español

2023 Water Quality Report - English, Hmoob, Español

2022 Water Quality Report - English, Hmoob, Español

2021 Water Quality Report - English, Hmoob, Español

2020 Water Quality Report - English, Hmoob, Español

2019 Water Quality Report - English, Hmoob, Español

2018 Water Quality Report - English, Hmoob, Español

2017 Water Quality Report - English, Hmoob, Español

2016 Water Quality Report - English, Hmoob, Español