C50/100
WEST DUNDEE — Water Quality Report 2026
Serving 7,845 people · Illinois
Water Source
Groundwater
County
—
System ID
IL0890950
Violations
22
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2021.
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 WEST DUNDEE
Is WEST DUNDEE water safe to drink?
WEST DUNDEE water receives a grade of C (50/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 22 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has WEST DUNDEE detected?
31 contaminants were tested in WEST DUNDEE's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does WEST DUNDEE have any EPA violations?
Yes, WEST DUNDEE has 22 EPA violation(s) on record, with the most recent in 2021. Violation types include MR, MCL, TT. 7 are health-based violations.
How many people does WEST DUNDEE serve?
WEST DUNDEE serves approximately 7,845 people, Illinois. The system provides water to 1 community: West Dundee.
What type of water does WEST DUNDEE provide?
WEST DUNDEE sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL0890950.
How does WEST DUNDEE compare to other utilities in Illinois?
WEST DUNDEE scores 50/100 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.