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Wisconsin

Water Quality Report

B

80/100

Average Water Quality Score

1,900

Water Systems

5.9M

Population Served

Cities in Wisconsin

City data coming soon for Wisconsin.

WaterQ

Helping you understand your drinking water quality. Based on EPA SDWIS data.

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Data Source

Data provided by the US Environmental Protection Agency (EPA) Safe Drinking Water Information System.
Last Updated: February 2026

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