A82/100
GENESEO — Water Quality Report 2026
Serving 6,539 people · Illinois
Water Source
Groundwater
County
—
System ID
IL0730500
Violations
7
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.40 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2017.
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 GENESEO
Is GENESEO water safe to drink?
GENESEO water receives a grade of A (82/100), which is considered excellent. Out of 39 contaminants tested, 1 exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has GENESEO detected?
39 contaminants were tested in GENESEO's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does GENESEO have any EPA violations?
Yes, GENESEO has 7 EPA violation(s) on record, with the most recent in 2017. Violation types include MR.
How many people does GENESEO serve?
GENESEO serves approximately 6,539 people, Illinois. The system provides water to 1 community: Geneseo.
What type of water does GENESEO provide?
GENESEO sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL0730500.
How does GENESEO compare to other utilities in Illinois?
GENESEO scores 82/100 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.