B73/100
EAST TROY WATERWORKS — Water Quality Report 2026
Serving 5,054 people · Wisconsin
Water Source
Groundwater
County
—
System ID
WI2650123
Violations
24
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
No violations in the past 5 years
Full EPA compliance since 2005.
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 EAST TROY WATERWORKS
Is EAST TROY WATERWORKS water safe to drink?
EAST TROY WATERWORKS water receives a grade of B (73/100), which is considered good. 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 EAST TROY WATERWORKS detected?
31 contaminants were tested in EAST TROY WATERWORKS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does EAST TROY WATERWORKS have any EPA violations?
Yes, EAST TROY WATERWORKS has 24 EPA violation(s) on record, with the most recent in 2005. Violation types include MR, Other.
How many people does EAST TROY WATERWORKS serve?
EAST TROY WATERWORKS serves approximately 5,054 people, Wisconsin. The system provides water to 1 community: East Troy.
What type of water does EAST TROY WATERWORKS provide?
EAST TROY WATERWORKS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WI2650123.
How does EAST TROY WATERWORKS compare to other utilities in Wisconsin?
EAST TROY WATERWORKS scores 73/100 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.