D37/100
PARIS — Water Quality Report 2026
Serving 9,100 people · Illinois
Water Source
Groundwater
County
—
System ID
IL0450300
Violations
15
Contaminant Test Results
EPA Violation History
1
Violation (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 2, 2025Rule: 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 PARIS
Is PARIS water safe to drink?
PARIS water receives a grade of D (37/100), which is considered poor. 0 contaminant(s) exceed EPA legal limits and 15 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has PARIS detected?
31 contaminants were tested in PARIS's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does PARIS have any EPA violations?
Yes, PARIS has 15 EPA violation(s) on record, with the most recent in 2025. Violation types include RPT, Other, MCL. 12 are health-based violations.
How many people does PARIS serve?
PARIS serves approximately 9,100 people, Illinois. The system provides water to 1 community: Paris.
What type of water does PARIS provide?
PARIS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL0450300.
How does PARIS compare to other utilities in Illinois?
PARIS scores 37/100 with a grade of D (poor). This score suggests significant water quality concerns relative to other utilities. Visit our Illinois state page for a full comparison of water systems.