A95/100
COUNTRY CLUB HILLS — Water Quality Report 2026
Serving 16,500 people · Illinois
Water Source
Purchased Surface Water
County
—
System ID
IL0310540
Violations
5
Contaminant Test Results
EPA Violation History
1
Violation (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Surface water treatment technique failure
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 COUNTRY CLUB HILLS
Is COUNTRY CLUB HILLS water safe to drink?
COUNTRY CLUB HILLS water receives a grade of A (95/100), which is considered excellent. Out of 69 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has COUNTRY CLUB HILLS detected?
69 contaminants were tested in COUNTRY CLUB HILLS's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does COUNTRY CLUB HILLS have any EPA violations?
Yes, COUNTRY CLUB HILLS has 5 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MR.
How many people does COUNTRY CLUB HILLS serve?
COUNTRY CLUB HILLS serves approximately 16,500 people, Illinois. The system provides water to 1 community: Country Club Hills.
What type of water does COUNTRY CLUB HILLS provide?
COUNTRY CLUB HILLS sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is IL0310540.
How does COUNTRY CLUB HILLS compare to other utilities in Illinois?
COUNTRY CLUB HILLS scores 95/100 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.