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Carlyle, IL Tap Water Quality 2026

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

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

Main Utility: Carlyle PWSID: IL0270300 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 11.00 ppb, 73% of the action level and no violations are open. No PFAS was detected.

C

Carlyle earns a C for water quality

Graded on violations, lead, and PFAS, with state inspection findings.

Lead: 11.00 ppb — 73% of the federal action level
PFAS tested, none detected
9 violations since 2015, 2 health-based
No violations currently open
Carlyle's lead level vs. all Illinois community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 11.00 ppb — 73% of the federal action level
✓ Lower lead than 7% of Illinois utilities
Population Served
3056
~1628 connections
Water Source
Surface water
Drawn from surface water — SDWIS source code SW
Active Violations
0
9 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
73% of EPA action level
11.00 ppb
Action level: 15 ppb
The 90th-percentile lead result is 11.00 ppb, 73% 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 MONITORING AND REPORTING — TT 2026 Unaddressed
LEAD AND COPPER RULE REVISIONS REPORTING FAILURE — — 2025 Unaddressed
TTHM MONITORING AND REPORTING — 0.080 mg/L 2023 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2023 Resolved
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2023 Resolved
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2023 Resolved
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2023 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.061 MG/L 0.060 mg/L 2015 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.061 MG/L 0.060 mg/L 2015 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

9 violations are on record since 2015, of which 2 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Carlyle
PWSID IL0270300
Water source Surface water — Drawn from surface water — SDWIS source code SW
Population served 3,056
Service connections 1,628
Systems serving this area 2
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Carlyle tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 11.00 ppb, 73% of the action level.
Does Carlyle water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Carlyle? ▼
Carlyle (PWSID IL0270300), one of 2 systems serving this area. Surface water. Drawn from surface water — SDWIS source code SW
When was this system last inspected? ▼
It was last inspected on 2025-09-03. Inspectors recorded 1 significant deficiency.

What Should Carlyle 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.

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