B76/100
MONTGOMERY — Water Quality Report 2026
Serving 28,956 people · Illinois
Water Source
Groundwater
County
—
System ID
IL0894690
Violations
8
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 1999.
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 MONTGOMERY
Is MONTGOMERY water safe to drink?
MONTGOMERY water receives a grade of B (76/100), which is considered good. Out of 70 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has MONTGOMERY detected?
70 contaminants were tested in MONTGOMERY's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does MONTGOMERY have any EPA violations?
Yes, MONTGOMERY has 8 EPA violation(s) on record, with the most recent in 1999. Violation types include MCL, MR. 4 are health-based violations.
How many people does MONTGOMERY serve?
MONTGOMERY serves approximately 28,956 people, Illinois. The system provides water to 1 community: Montgomery.
What type of water does MONTGOMERY provide?
MONTGOMERY sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL0894690.
How does MONTGOMERY compare to other utilities in Illinois?
MONTGOMERY scores 76/100 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.