A83/100
THREE COUNTY PWD — Water Quality Report 2026
Serving 3,575 people · Illinois
Water Source
Purchased Surface Water
County
—
System ID
IL1195450
Violations
9
Contaminant Test Results
EPA Violation History
3
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2024 – September 30, 2024Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2023 – September 30, 2023Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2023 – September 30, 2023Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
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 THREE COUNTY PWD
Is THREE COUNTY PWD water safe to drink?
THREE COUNTY PWD water receives a grade of A (83/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has THREE COUNTY PWD detected?
1 contaminants were tested in THREE COUNTY PWD's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does THREE COUNTY PWD have any EPA violations?
Yes, THREE COUNTY PWD has 9 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, MCL. 2 are health-based violations.
How many people does THREE COUNTY PWD serve?
THREE COUNTY PWD serves approximately 3,575 people, Illinois.
What type of water does THREE COUNTY PWD provide?
THREE COUNTY PWD sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is IL1195450.
How does THREE COUNTY PWD compare to other utilities in Illinois?
THREE COUNTY PWD scores 83/100 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.