F13/100
WASHBURN — Water Quality Report 2026
Serving 1,032 people · Illinois
Water Source
Groundwater
County
—
System ID
IL2034940
Violations
79
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.90 mg/L | 1.30 mg/L | Over Limit |
EPA Violation History
4
Violations (last 5yr)
3
Unresolved
0
Health-Related
TIER 3Unresolved
Monitoring / Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: April 1, 2025Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved
Surface water treatment technique failure
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2021 – June 26, 2022Enforcement: 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 WASHBURN
Is WASHBURN water safe to drink?
WASHBURN water receives a grade of F (13/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 79 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has WASHBURN detected?
2 contaminants were tested in WASHBURN's water. Notable contaminants include Copper (90th percentile). 1 exceed EPA legal limits (MCLs). 1 exceed EPA health goals (MCLGs).
Does WASHBURN have any EPA violations?
Yes, WASHBURN has 79 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MR.
How many people does WASHBURN serve?
WASHBURN serves approximately 1,032 people, Illinois. The system provides water to 1 community: Washburn.
What type of water does WASHBURN provide?
WASHBURN sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL2034940.
How does WASHBURN compare to other utilities in Illinois?
WASHBURN scores 13/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Illinois state page for a full comparison of water systems.