A92/100
COAL VALLEY PWD — Water Quality Report 2026
Serving 3,960 people · Illinois
Water Source
Purchased Surface Water
County
—
System ID
IL1995250
Violations
4
Contaminant Test Results
EPA Violation History
1
Violation (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: October 1, 2023 – December 31, 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 COAL VALLEY PWD
Is COAL VALLEY PWD water safe to drink?
COAL VALLEY PWD water receives a grade of A (92/100), which is considered excellent. Out of 31 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has COAL VALLEY PWD detected?
31 contaminants were tested in COAL VALLEY PWD's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does COAL VALLEY PWD have any EPA violations?
Yes, COAL VALLEY PWD has 4 EPA violation(s) on record, with the most recent in 2023. Violation types include MR, MCL. 1 are health-based violations.
How many people does COAL VALLEY PWD serve?
COAL VALLEY PWD serves approximately 3,960 people, Illinois.
What type of water does COAL VALLEY PWD provide?
COAL VALLEY 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 IL1995250.
How does COAL VALLEY PWD compare to other utilities in Illinois?
COAL VALLEY PWD scores 92/100 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.