A82/100
ELKHART LAKE WATERWORKS — Water Quality Report 2026
Serving 1,567 people · Wisconsin
Water Source
Groundwater
County
—
System ID
WI4600439
Violations
3
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 2015.
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 ELKHART LAKE WATERWORKS
Is ELKHART LAKE WATERWORKS water safe to drink?
ELKHART LAKE WATERWORKS water receives a grade of A (82/100), 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 ELKHART LAKE WATERWORKS detected?
1 contaminants were tested in ELKHART LAKE WATERWORKS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does ELKHART LAKE WATERWORKS have any EPA violations?
Yes, ELKHART LAKE WATERWORKS has 3 EPA violation(s) on record, with the most recent in 2015. Violation types include MCL, TT. 3 are health-based violations.
How many people does ELKHART LAKE WATERWORKS serve?
ELKHART LAKE WATERWORKS serves approximately 1,567 people, Wisconsin. The system provides water to 1 community: Elkhart Lake.
What type of water does ELKHART LAKE WATERWORKS provide?
ELKHART LAKE WATERWORKS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WI4600439.
How does ELKHART LAKE WATERWORKS compare to other utilities in Wisconsin?
ELKHART LAKE WATERWORKS scores 82/100 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.