C44/100
KAUKAUNA UTILITIES — Water Quality Report 2026
Serving 17,493 people · Wisconsin
Water Source
Groundwater
County
—
System ID
WI4450336
Violations
14
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
strontium | 26872.78 µg/L | — | Above Goal |
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2014.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About KAUKAUNA UTILITIES
Is KAUKAUNA UTILITIES water safe to drink?
KAUKAUNA UTILITIES water receives a grade of C (44/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 14 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has KAUKAUNA UTILITIES detected?
66 contaminants were tested in KAUKAUNA UTILITIES's water. Notable contaminants include Lead (90th percentile), strontium. No contaminants exceed EPA legal limits. 2 exceed EPA health goals (MCLGs).
Does KAUKAUNA UTILITIES have any EPA violations?
Yes, KAUKAUNA UTILITIES has 14 EPA violation(s) on record, with the most recent in 2014. Violation types include MR, MCL. 9 are health-based violations.
How many people does KAUKAUNA UTILITIES serve?
KAUKAUNA UTILITIES serves approximately 17,493 people, Wisconsin. The system provides water to 1 community: Kaukauna.
What type of water does KAUKAUNA UTILITIES provide?
KAUKAUNA UTILITIES sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WI4450336.
How does KAUKAUNA UTILITIES compare to other utilities in Wisconsin?
KAUKAUNA UTILITIES scores 44/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Wisconsin state page for a full comparison of water systems.