F0/100
NORTH AURORA — Water Quality Report 2026
Serving 18,350 people · Illinois
Water Source
Groundwater
County
—
System ID
IL0890600
Violations
30
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.018 mg/L | 0.015 mg/L | Over Limit |
strontium | 2435.90 µg/L | — | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2007.
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 NORTH AURORA
Is NORTH AURORA water safe to drink?
NORTH AURORA water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 30 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has NORTH AURORA detected?
66 contaminants were tested in NORTH AURORA's water. Notable contaminants include Lead (90th percentile), strontium. 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does NORTH AURORA have any EPA violations?
Yes, NORTH AURORA has 30 EPA violation(s) on record, with the most recent in 2007. Violation types include MCL, Other, MR. 27 are health-based violations.
How many people does NORTH AURORA serve?
NORTH AURORA serves approximately 18,350 people, Illinois. The system provides water to 1 community: North Aurora.
What type of water does NORTH AURORA provide?
NORTH AURORA sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL0890600.
How does NORTH AURORA compare to other utilities in Illinois?
NORTH AURORA scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Illinois state page for a full comparison of water systems.