A81/100
HILBERT WATERWORKS — Water Quality Report 2026
Serving 1,176 people · Wisconsin
Water Source
Groundwater
County
—
System ID
WI4080269
Violations
4
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | < 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2001.
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 HILBERT WATERWORKS
Is HILBERT WATERWORKS water safe to drink?
HILBERT WATERWORKS water receives a grade of A (81/100), which is considered excellent. Out of 31 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has HILBERT WATERWORKS detected?
31 contaminants were tested in HILBERT WATERWORKS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does HILBERT WATERWORKS have any EPA violations?
Yes, HILBERT WATERWORKS has 4 EPA violation(s) on record, with the most recent in 2001. Violation types include MR, TT, MCL. 3 are health-based violations.
How many people does HILBERT WATERWORKS serve?
HILBERT WATERWORKS serves approximately 1,176 people, Wisconsin. The system provides water to 1 community: Hilbert.
What type of water does HILBERT WATERWORKS provide?
HILBERT WATERWORKS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WI4080269.
How does HILBERT WATERWORKS compare to other utilities in Wisconsin?
HILBERT WATERWORKS scores 81/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Wisconsin state page for a full comparison of water systems.