B65/100
ALEDO — Water Quality Report 2026
Serving 3,470 people · Illinois
Water Source
Groundwater
County
—
System ID
IL1310050
Violations
11
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2020.
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 ALEDO
Is ALEDO water safe to drink?
ALEDO water receives a grade of B (65/100), which is considered good. Out of 51 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has ALEDO detected?
51 contaminants were tested in ALEDO's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does ALEDO have any EPA violations?
Yes, ALEDO has 11 EPA violation(s) on record, with the most recent in 2020. Violation types include MR, MCL. 6 are health-based violations.
How many people does ALEDO serve?
ALEDO serves approximately 3,470 people, Illinois. The system provides water to 1 community: Aledo.
What type of water does ALEDO provide?
ALEDO sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL1310050.
How does ALEDO compare to other utilities in Illinois?
ALEDO scores 65/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Illinois state page for a full comparison of water systems.