C54/100
IL AMERICAN-SOUTH BELOIT — Water Quality Report 2026
Serving 7,893 people · Illinois
Water Source
Purchased Groundwater
County
—
System ID
IL2010450
Violations
35
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 2006.
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 IL AMERICAN-SOUTH BELOIT
Is IL AMERICAN-SOUTH BELOIT water safe to drink?
IL AMERICAN-SOUTH BELOIT water receives a grade of C (54/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 35 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has IL AMERICAN-SOUTH BELOIT detected?
51 contaminants were tested in IL AMERICAN-SOUTH BELOIT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does IL AMERICAN-SOUTH BELOIT have any EPA violations?
Yes, IL AMERICAN-SOUTH BELOIT has 35 EPA violation(s) on record, with the most recent in 2006. Violation types include MR, MCL. 2 are health-based violations.
How many people does IL AMERICAN-SOUTH BELOIT serve?
IL AMERICAN-SOUTH BELOIT serves approximately 7,893 people, Illinois. The system provides water to 1 community: South Beloit.
What type of water does IL AMERICAN-SOUTH BELOIT provide?
IL AMERICAN-SOUTH BELOIT sources its water from purchased groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL2010450.
How does IL AMERICAN-SOUTH BELOIT compare to other utilities in Illinois?
IL AMERICAN-SOUTH BELOIT scores 54/100 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.