States ›Illinois ›Morgan County ›Meredosia

Meredosia, IL Tap Water Quality 2026

Water quality report for Meredosia, IL — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Meredosia's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Meredosia PWSID: IL1370300 Updated: 2026 Q2
🚨

Lead above the federal action level

Lead is 15.00 ppb, 100% of the action level and no violations are open. PFAS has never been sampled at this system.

C

Meredosia earns a C for water quality

Graded on violations and lead, with state inspection findings. PFAS not tested.

Lead: 15.00 ppb — 100% of the federal action level
PFAS never sampled at this system
3 violations since 2015, 0 health-based
No violations currently open
Meredosia's lead level vs. all Illinois community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 15.00 ppb — 100% of the federal action level
✓ Lower lead than 1% of Illinois utilities
Population Served
697
~430 connections
Water Source
Groundwater
Drawn from wells — SDWIS source code GW
Active Violations
0
3 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
100% of EPA action level
15.00 ppb
Action level: 15 ppb
The 90th-percentile lead result is 15.00 ppb, 100% of the 15 ppb federal action level. The action level is a treatment trigger, not a legal maximum, and it is measured across sampled taps rather than at any single home.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
LEAD AND COPPER RULE REVISIONS REPORTING FAILURE — — 2025 Unaddressed
Consumer Confidence Rule OTHER — — 2020 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2017 Resolved
Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

3 violations are on record since 2015, of which 0 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Meredosia
PWSID IL1370300
Water source Groundwater — Drawn from wells — SDWIS source code GW
Population served 697
Service connections 430
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Meredosia tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 15.00 ppb, 100% of the action level.
Does Meredosia water have PFAS? ▼
This system has never been sampled for PFAS. EPA's national monitoring covered systems serving 3,300 people or more, so no results exist — which is not evidence that none is present.
Who supplies water to Meredosia? ▼
Meredosia (PWSID IL1370300). Groundwater. Drawn from wells — SDWIS source code GW
When was this system last inspected? ▼
It was last inspected on 2025-09-08. No significant deficiencies were recorded.

What Should Meredosia Residents Do?

1
Consider a filter certified for lead
Look for NSF/ANSI 53 certification for lead reduction.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Flush before drinking
If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

Nearby Cities in Illinois

Jacksonville, Il Tap Water Quality 2026 Morgan South Jacksonville, Il Tap Water Quality 2026 Morgan Waverly, Il Tap Water Quality 2026 Morgan Murrayville, Il Tap Water Quality 2026 Morgan Woodson, Il Tap Water Quality 2026 Morgan Franklin, Il Tap Water Quality 2026 Morgan