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Anna, IL Tap Water Quality 2026

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

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

Main Utility: Anna PWSID: IL1810050 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 1.40 ppb, 9% of the action level and no violations are open. No PFAS was detected.

B

Anna earns a B for water quality

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

Lead: 1.40 ppb — 9% of the federal action level
PFAS tested, none detected
6 violations since 2015, 4 health-based
No violations currently open
Anna's lead level vs. all Illinois community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 1.40 ppb — 9% of the federal action level
✓ Lower lead than 77% of Illinois utilities
Population Served
4167
~2064 connections
Water Source
Groundwater
Purchased groundwater from another system — SDWIS source code GWP
Active Violations
0
6 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
9% of EPA action level
1.40 ppb
Action level: 15 ppb
The 90th-percentile lead result is 1.40 ppb, 9% 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
Consumer Confidence Rule OTHER — — 2025 Resolved
TTHM MCL EXCEEDANCE 0.083 MG/L 0.080 mg/L 2024 Resolved
TTHM MCL EXCEEDANCE 0.085 MG/L 0.080 mg/L 2024 Resolved
TTHM MCL EXCEEDANCE 0.085 MG/L 0.080 mg/L 2023 Resolved
TTHM MCL EXCEEDANCE 0.086 MG/L 0.080 mg/L 2023 Resolved
Consumer Confidence Rule OTHER — — 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

6 violations are on record since 2015, of which 4 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Anna
PWSID IL1810050
Water source Groundwater — Purchased groundwater from another system — SDWIS source code GWP
Population served 4,167
Service connections 2,064
Systems serving this area 2
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Anna tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 1.40 ppb, 9% of the action level.
Does Anna water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Anna? ▼
Anna (PWSID IL1810050), one of 2 systems serving this area. Groundwater. Purchased groundwater from another system — SDWIS source code GWP
When was this system last inspected? ▼
It was last inspected on 2025-06-05. No significant deficiencies were recorded.

What Should Anna Residents Do?

1
Read your annual water report
Your supplier publishes a Consumer Confidence Report each July covering the prior year.
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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