A80/100
NEW HOLSTEIN WATERWORKS — Water Quality Report 2026
Serving 3,012 people · Wisconsin
Water Source
Groundwater
County
—
System ID
WI4080270
Violations
13
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
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 NEW HOLSTEIN WATERWORKS
Is NEW HOLSTEIN WATERWORKS water safe to drink?
NEW HOLSTEIN WATERWORKS water receives a grade of A (80/100), 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 NEW HOLSTEIN WATERWORKS detected?
1 contaminants were tested in NEW HOLSTEIN WATERWORKS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does NEW HOLSTEIN WATERWORKS have any EPA violations?
Yes, NEW HOLSTEIN WATERWORKS has 13 EPA violation(s) on record, with the most recent in 2025. Violation types include RPT, TT, MR. 1 are health-based violations.
How many people does NEW HOLSTEIN WATERWORKS serve?
NEW HOLSTEIN WATERWORKS serves approximately 3,012 people, Wisconsin. The system provides water to 1 community: New Holstein.
What type of water does NEW HOLSTEIN WATERWORKS provide?
NEW HOLSTEIN WATERWORKS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WI4080270.
How does NEW HOLSTEIN WATERWORKS compare to other utilities in Wisconsin?
NEW HOLSTEIN WATERWORKS scores 80/100 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.