Pewaukee
Tap water in Pewaukee is medium risk across 2 water systems. Had a health violation recently, since fixed.
2 official water systems are listed for this town. Each keeps its own rating.
Is it safe?
Pewaukee City Water and Sewer Utility
Medium risk
Had a health violation recently, since fixed
11 health-based violations began in the last 3 years. 0 are still unresolved.
Serves about 8,671 people.
Source water: groundwater.
Last health violation began 2026-04-01.
The violations involved Gross Alpha, Excl. Radon and U.
Is it safe?
Pewaukee Village Waterworks
Medium risk
Had a health violation recently, since fixed
13 health-based violations began in the last 3 years. 0 are still unresolved.
Serves about 8,166 people.
Source water: groundwater.
Last health violation began 2026-01-01.
The violations involved Combined Radium (-226 and -228), Gross Alpha, Excl. Radon and U.
Source
US EPA Safe Drinking Water Information System.
Period covered: October 2023 to September 2026.
Covers community water systems serving 3,300 people or more. The rating uses health-based violations of federal drinking-water standards in the last three years, and whether those violations have been fixed. Each system is placed at a town it serves, so positions are approximate.
Common questions
Can I drink the tap water in Pewaukee, Wisconsin?
Tap water in Pewaukee is medium risk across 2 water systems. Had a health violation recently, since fixed.
Where do these ratings come from?
US EPA Safe Drinking Water Information System. Period covered: October 2023 to September 2026.