B62/100
EAST DUBUQUE — Water Quality Report 2026
Serving 1,565 people · Illinois
Water Source
Groundwater
County
—
System ID
IL0850100
Violations
38
Contaminant Test Results
EPA Violation History
1
Violation (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Failed to issue ongoing public notification
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 1, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
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 EAST DUBUQUE
Is EAST DUBUQUE water safe to drink?
EAST DUBUQUE water receives a grade of B (62/100), which is considered good. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has EAST DUBUQUE detected?
1 contaminants were tested in EAST DUBUQUE's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does EAST DUBUQUE have any EPA violations?
Yes, EAST DUBUQUE has 38 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, Other.
How many people does EAST DUBUQUE serve?
EAST DUBUQUE serves approximately 1,565 people, Illinois. The system provides water to 1 community: East Dubuque.
What type of water does EAST DUBUQUE provide?
EAST DUBUQUE sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL0850100.
How does EAST DUBUQUE compare to other utilities in Illinois?
EAST DUBUQUE scores 62/100 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.