B65/100
KEWAUNEE WATERWORKS — Water Quality Report 2026
Serving 2,848 people · Wisconsin
Water Source
Groundwater
County
—
System ID
WI4310281
Violations
28
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.004 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
1
Health-Related
TIER 2Resolved
Consumer confidence report — content deficiency
When: October 1, 2023 – April 11, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
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 KEWAUNEE WATERWORKS
Is KEWAUNEE WATERWORKS water safe to drink?
KEWAUNEE WATERWORKS water receives a grade of B (65/100), which is considered good. Out of 1 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has KEWAUNEE WATERWORKS detected?
1 contaminants were tested in KEWAUNEE WATERWORKS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does KEWAUNEE WATERWORKS have any EPA violations?
Yes, KEWAUNEE WATERWORKS has 28 EPA violation(s) on record, with the most recent in 2023. Violation types include TT, MR, Other. 1 are health-based violations.
How many people does KEWAUNEE WATERWORKS serve?
KEWAUNEE WATERWORKS serves approximately 2,848 people, Wisconsin. The system provides water to 1 community: Kewaunee.
What type of water does KEWAUNEE WATERWORKS provide?
KEWAUNEE WATERWORKS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WI4310281.
How does KEWAUNEE WATERWORKS compare to other utilities in Wisconsin?
KEWAUNEE WATERWORKS scores 65/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Wisconsin state page for a full comparison of water systems.