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Lawrenceville, IL Tap Water Quality 2026

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

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

Main Utility: Lawrenceville PWSID: IL1010150 Updated: 2026 Q2
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2 violations currently open

Lead was not detected. No PFAS was detected.

C

Lawrenceville earns a C for water quality

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

Lead: not detected
PFAS tested, none detected
17 violations since 2015, 2 health-based
2 violations currently open
Lawrenceville's lead level vs. all Illinois community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: Not detected — 0% of the federal action level
✓ Lower lead than % of Illinois utilities
Population Served
4150
~1977 connections
Water Source
Groundwater
Drawn from wells — SDWIS source code GW
Active Violations
2
2 open of 17 since 2015

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
0% of EPA action level
Not detected
Action level: 15 ppb
Lead was not detected at the 90th percentile — the result fell below the laboratory detection limit. That is not the same as an absence of lead in every tap, and older homes with lead service lines can still show higher readings.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
Lead and Copper Rule MONITORING AND REPORTING — TT 2026 Unaddressed
LEAD AND COPPER RULE REVISIONS REPORTING FAILURE — — 2025 Unaddressed
Lead and Copper Rule MONITORING AND REPORTING — TT 2025 Unaddressed
Public Notice OTHER — — 2025 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2025 Unaddressed
TTHM MONITORING AND REPORTING — 0.080 mg/L 2025 Archived
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2025 Archived
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2024 Unaddressed
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2023 Unaddressed
Lead and Copper Rule MONITORING AND REPORTING — TT 2023 Resolved
Consumer Confidence Rule OTHER — — 2023 Resolved
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2023–2025 Archived
Consumer Confidence Rule OTHER — — 2021 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2020 Resolved
Consumer Confidence Rule OTHER — — 2019 Resolved
E. COLI MONITORING AND REPORTING — 0 2018 Resolved
Combined Radium (-226 and -228) MONITORING AND REPORTING — 5 pCi/L 2017–2025 Archived
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

2 violations remain open, out of 17 recorded since 2015 (2 health-based).

About the Main Water System

Utility Lawrenceville
PWSID IL1010150
Water source Groundwater — Drawn from wells — SDWIS source code GW
Population served 4,150
Service connections 1,977
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Lawrenceville tap water safe to drink? ▼
No federal limit is exceeded on record. 2 violation(s) remain open.
Does Lawrenceville water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Lawrenceville? ▼
Lawrenceville (PWSID IL1010150). Groundwater. Drawn from wells — SDWIS source code GW
When was this system last inspected? ▼
It was last inspected on 2025-12-09. No significant deficiencies were recorded.

What Should Lawrenceville 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
Follow the open violation
This system has an unresolved violation. Contact the supplier for its corrective-action schedule.

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