A95/100
GIBSON CITY — Water Quality Report 2026
Serving 3,500 people · Illinois
Water Source
Groundwater
County
—
System ID
IL0530100
Violations
5
Contaminant Test Results
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2023 – June 10, 2024Enforcement: 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 GIBSON CITY
Is GIBSON CITY water safe to drink?
GIBSON CITY water receives a grade of A (95/100), which is considered excellent. Out of 31 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has GIBSON CITY detected?
31 contaminants were tested in GIBSON CITY's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does GIBSON CITY have any EPA violations?
Yes, GIBSON CITY has 5 EPA violation(s) on record, with the most recent in 2023. Violation types include Other, MR.
How many people does GIBSON CITY serve?
GIBSON CITY serves approximately 3,500 people, Illinois. The system provides water to 1 community: Gibson City.
What type of water does GIBSON CITY provide?
GIBSON CITY sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL0530100.
How does GIBSON CITY compare to other utilities in Illinois?
GIBSON CITY 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.