A94/100
HEYWORTH — Water Quality Report 2026
Serving 2,853 people · Illinois
Water Source
Groundwater
County
—
System ID
IL1130650
Violations
3
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 HEYWORTH
Is HEYWORTH water safe to drink?
HEYWORTH water receives a grade of A (94/100), 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 HEYWORTH detected?
1 contaminants were tested in HEYWORTH's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does HEYWORTH have any EPA violations?
Yes, HEYWORTH has 3 EPA violation(s) on record, with the most recent in 2009. Violation types include Other, MR.
How many people does HEYWORTH serve?
HEYWORTH serves approximately 2,853 people, Illinois. The system provides water to 1 community: Heyworth.
What type of water does HEYWORTH provide?
HEYWORTH sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL1130650.
How does HEYWORTH compare to other utilities in Illinois?
HEYWORTH scores 94/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Illinois state page for a full comparison of water systems.