A86/100
GILLETT WATERWORKS — Water Quality Report 2026
Serving 1,264 people · Wisconsin
Water Source
Groundwater
County
—
System ID
WI4430490
Violations
11
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
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 2009.
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 GILLETT WATERWORKS
Is GILLETT WATERWORKS water safe to drink?
GILLETT WATERWORKS water receives a grade of A (86/100), which is considered excellent. 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 GILLETT WATERWORKS detected?
1 contaminants were tested in GILLETT WATERWORKS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does GILLETT WATERWORKS have any EPA violations?
Yes, GILLETT WATERWORKS has 11 EPA violation(s) on record, with the most recent in 2009. Violation types include MR, Other.
How many people does GILLETT WATERWORKS serve?
GILLETT WATERWORKS serves approximately 1,264 people, Wisconsin. The system provides water to 1 community: Gillett.
What type of water does GILLETT WATERWORKS provide?
GILLETT WATERWORKS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WI4430490.
How does GILLETT WATERWORKS compare to other utilities in Wisconsin?
GILLETT WATERWORKS scores 86/100 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.