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WaterSafety

Milwaukee Waterworks

Milwaukee, Wisconsin · PWSID: WI2410100

A
Water Safety Score
97/100
626,000
Population Served
Surface water
Source Type
0
Health Violations
0
Contaminant Exceedances

Detected Contaminants

ContaminantDetected LevelMCL (Limit)StatusSample Date
Combined Filter Effluent0.5 NTU1 NTUWithin LimitMar 24, 2023
Benzene2.5 ppb5 ppbWithin LimitJan 1, 2023

Violation History

Combined Filter Effluent
MonitoringMar 24, 2023 - Mar 23, 2026
Open
Combined Filter Effluent
MonitoringMar 24, 2023 - Mar 23, 2026
Open
Combined Filter Effluent
MonitoringJun 1, 2023 - May 31, 2026
Open
Combined Filter Effluent
MonitoringJun 1, 2023 - May 31, 2026
Open
Combined Filter Effluent
MonitoringJun 1, 2023 - May 31, 2026
Open
Contaminant 2021
Health-BasedJan 1, 2023 - Dec 31, 2023
Open
Contaminant 2022
Health-BasedJan 1, 2023 - Dec 31, 2023
Open
Contaminant 2031
Health-BasedJan 1, 2023 - Dec 31, 2023
Open
Contaminant 2032
Health-BasedJan 1, 2023 - Dec 31, 2023
Open
Contaminant 2033
Health-BasedJan 1, 2023 - Dec 31, 2023
Open

Frequently Asked Questions

Milwaukee Waterworks has a Water Safety Score of A (97/100). The system serves 626,000 people and has 0 health violations on record. Check the contaminant table above for specific detected substances.

Milwaukee Waterworks has 0 contaminant exceedances above EPA health guidelines. See the full contaminant detection table above for all tested substances and their levels relative to legal limits and health guidelines.

The Water Safety Score (0-100, grades A through F) is based on contaminant levels relative to legal limits, health guideline exceedances, violation history, and enforcement actions. Higher scores indicate fewer concerns.

If your water system has violations, request the Consumer Confidence Report from your utility, consider getting an independent water test from a certified lab, and look into certified water filters for specific contaminants of concern. For lead, run cold water for 30 seconds before drinking.

Sources: EPA SDWIS, EWG Tap Water Database
Last updated:

Water quality data sourced from EPA's Safe Drinking Water Information System (SDWIS). Safety scores are calculated based on contaminant levels, violations, and enforcement history. This is not a substitute for your utility's official Consumer Confidence Report.