Milwaukee

Milwaukee County, Wisconsin

96 Excellent

Water Quality Score

96/100

Grade

Water Systems

Population

577,222

Key Contaminants

Barium Violation

3.8165 / 2 mg/L

0 mg/L MCL: 2 mg/L

Haloacetic Acids (HAA5) Violation

74.5694 / 60 μg/L

0 μg/L MCL: 60 μg/L

Fluoride Violation

4.4765 / 4 mg/L

0 mg/L MCL: 4 mg/L

Radium-226

4.8774 / 5 pCi/L

0 pCi/L MCL: 5 pCi/L

Perchlorate

50.6147 / 56 μg/L

0 μg/L MCL: 56 μg/L

Arsenic

8.3833 / 10 μg/L

0 μg/L MCL: 10 μg/L

Nitrate

6.8093 / 10 mg/L

0 mg/L MCL: 10 mg/L

PFAS (Per- and Polyfluoroalkyl Substances)

0.0026 / 0.004 μg/L

0 μg/L MCL: 0.004 μg/L

Water Systems Serving Milwaukee (2)

100

Milwaukee Water Works

WI2410001 Milwaukee, WI

577,222 served

Waukesha Water Utility

WI2410002 Milwaukee, WI

72,000 served

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← Wisconsin Milwaukee County Contaminants