A85/100
CATERPILLAR TRAIL PWD — Water Quality Report 2026
Serving 5,125 people · Illinois
Water Source
Groundwater
County
—
System ID
IL2035030
Violations
7
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.40 mg/L | 1.30 mg/L | Over Limit |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2017.
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 CATERPILLAR TRAIL PWD
Is CATERPILLAR TRAIL PWD water safe to drink?
CATERPILLAR TRAIL PWD water receives a grade of A (85/100), which is considered excellent. Out of 32 contaminants tested, 1 exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has CATERPILLAR TRAIL PWD detected?
32 contaminants were tested in CATERPILLAR TRAIL PWD's water. Notable contaminants include Copper (90th percentile). 1 exceed EPA legal limits (MCLs). 1 exceed EPA health goals (MCLGs).
Does CATERPILLAR TRAIL PWD have any EPA violations?
Yes, CATERPILLAR TRAIL PWD has 7 EPA violation(s) on record, with the most recent in 2017. Violation types include MR.
How many people does CATERPILLAR TRAIL PWD serve?
CATERPILLAR TRAIL PWD serves approximately 5,125 people, Illinois. The system provides water to 1 community: Eureka.
What type of water does CATERPILLAR TRAIL PWD provide?
CATERPILLAR TRAIL PWD sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL2035030.
How does CATERPILLAR TRAIL PWD compare to other utilities in Illinois?
CATERPILLAR TRAIL PWD scores 85/100 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.