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Monroe, AR Tap Water Quality 2026

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

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

Main Utility: East Monroe County Water Users PWSID: AR0000715 Updated: 2026 Q2
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Lead above the federal action level

Lead is 24.00 ppb, 160% of the action level and no violations are open. PFAS has never been sampled at this system.

D

Monroe earns a D for water quality

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

Lead: 24.00 ppb — 160% of the federal action level
PFAS never sampled at this system
32 violations since 2015, 14 health-based
No violations currently open
Monroe's lead level vs. all Arkansas community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 24.00 ppb — 100% of the federal action level
✓ Lower lead than 2% of Arkansas utilities
Population Served
51
~338 connections
Water Source
Groundwater
Purchased groundwater from another system — SDWIS source code GWP
Active Violations
0
32 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
100% of EPA action level
24.00 ppb
Action level: 15 ppb
The 90th-percentile lead result is 24.00 ppb, 160% 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 Unaddressed
Consumer Confidence Rule OTHER — — 2024 Resolved
Public Notice OTHER — — 2022 Addressed
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2022 Resolved
Public Notice OTHER — — 2022 Addressed
Lead and Copper Rule MONITORING AND REPORTING — TT 2022 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2021 Resolved
Consumer Confidence Rule OTHER — — 2021 Resolved
Public Notice OTHER — — 2019 Addressed
Public Notice OTHER — — 2019 Addressed
Public Notice OTHER — — 2019 Addressed
TTHM MCL EXCEEDANCE 83 UG/L 0.080 mg/L 2019 Resolved
Public Notice OTHER — — 2019 Resolved
Public Notice OTHER — — 2018 Resolved
TTHM MCL EXCEEDANCE 88 UG/L 0.080 mg/L 2018 Resolved
Public Notice OTHER — — 2018 Resolved
TTHM MCL EXCEEDANCE 89 UG/L 0.080 mg/L 2018 Resolved
Public Notice OTHER — — 2018 Resolved
TTHM MCL EXCEEDANCE 83 UG/L 0.080 mg/L 2018 Resolved
Public Notice OTHER — — 2018 Resolved
TTHM MCL EXCEEDANCE 87 UG/L 0.080 mg/L 2018 Resolved
Public Notice OTHER — — 2017 Resolved
TTHM MCL EXCEEDANCE 97 UG/L 0.080 mg/L 2017 Archived
Public Notice OTHER — — 2017 Resolved
TTHM MCL EXCEEDANCE 95 UG/L 0.080 mg/L 2017 Archived
Public Notice OTHER — — 2017 Resolved
TTHM MCL EXCEEDANCE 89 UG/L 0.080 mg/L 2017 Archived
TTHM MCL EXCEEDANCE 86 UG/L 0.080 mg/L 2017 Archived
TTHM MCL EXCEEDANCE 91 UG/L 0.080 mg/L 2015 Resolved
TTHM MCL EXCEEDANCE 119 UG/L 0.080 mg/L 2015 Resolved
TTHM MCL EXCEEDANCE 103 UG/L 0.080 mg/L 2015 Resolved
TTHM MCL EXCEEDANCE 120 UG/L 0.080 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

32 violations are on record since 2015, of which 14 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility East Monroe County Water Users
PWSID AR0000715
Water source Groundwater — Purchased groundwater from another system — SDWIS source code GWP
Population served 51
Service connections 338
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Monroe tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 24.00 ppb, 160% of the action level.
Does Monroe 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 Monroe? ▼
East Monroe County Water Users (PWSID AR0000715). Groundwater. Purchased groundwater from another system — SDWIS source code GWP
When was this system last inspected? ▼
It was last inspected on 2024-03-20. No significant deficiencies were recorded.

What Should Monroe 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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