C53/100
CARRIER MILLS — Water Quality Report 2026
Serving 2,085 people · Illinois
Water Source
Purchased Groundwater
County
—
System ID
IL1650050
Violations
32
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.005 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
3
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2023 – December 31, 2023Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2023 – December 31, 2023Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Monitoring / Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: December 30, 2022 – January 18, 2023Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
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 CARRIER MILLS
Is CARRIER MILLS water safe to drink?
CARRIER MILLS water receives a grade of C (53/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 32 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has CARRIER MILLS detected?
1 contaminants were tested in CARRIER MILLS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CARRIER MILLS have any EPA violations?
Yes, CARRIER MILLS has 32 EPA violation(s) on record, with the most recent in 2023. Violation types include MR, TT. 3 are health-based violations.
How many people does CARRIER MILLS serve?
CARRIER MILLS serves approximately 2,085 people, Illinois. The system provides water to 1 community: Carrier Mills.
What type of water does CARRIER MILLS provide?
CARRIER MILLS sources its water from purchased groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL1650050.
How does CARRIER MILLS compare to other utilities in Illinois?
CARRIER MILLS scores 53/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Illinois state page for a full comparison of water systems.